[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland: Post-left partial thyroidectomy, the residual gland parenchyma is hypoechoic, coarsened, and slightly heterogeneous. CDFI shows normal blood flow distribution within it. A hyperechoic nodule is seen in the mid-portion of the right lobe, measuring approximately _2DS_, with relatively clear margins. CDFI shows no blood flow signal detected. A mixed cystic-solid echogenic nodule is seen near the isthmus of the right lobe, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no blood flow signal detected. A hypoechoic nodule is seen in the upper segment of the left lobe, measuring approximately _2DS_, with relatively clear margins and slightly irregular shape. CDFI shows no blood flow signal detected. No enlarged lymph nodes are seen perithyroidally or adjacent to the bilateral cervical great vessels.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple nodules are visible in both lobes. The larger one in the left lobe is located at the lower pole, showing heterogeneous cystic-solid mixed echogenicity, measuring approximately _2DS_; the larger one in the right lobe is located in the mid-portion, showing heterogeneous cystic-solid mixed echogenicity, measuring approximately _2DS_. The above-mentioned nodules have well-defined margins and regular morphology. CDFI showed no definite blood flow signal. The remaining gland parenchyma showed coarse, decreased, and heterogeneous echogenicity. CDFI showed acceptable blood flow distribution within the gland. No obviously enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post-right thyroid lobectomy and isthmectomy, no obvious space-occupying lesion is seen in the surgical bed. The left lobe of the thyroid is normal in size and morphology, with homogeneous glandular echogenicity, and no definite space-occupying lesion is seen. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. Multiple slightly hyperechoic nodules are seen in both lobes. The largest nodule in the right lobe measures approximately _2DS_, and in the left lobe approximately _2DS_, with clear margins and regular shape. CDFI showed no blood flow signal within the nodules. The remaining glandular tissue showed homogeneous echogenicity, and CDFI revealed no abnormal blood flow


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland: Normal size. A slightly hypoechoic nodule is visible at the posterior capsular margin of the mid-upper portion of the left lobe, measuring approximately _2DS_, with ill-defined borders, slightly protruding beyond the capsule, with punctate hyperechoic calcifications internally. CDFI shows scant peripheral blood flow signals. The rest of the gland shows homogeneous echogenicity. No enlarged lymph nodes are seen around the thyroid gland or adjacent to the bilateral cervical great vessels.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. The gland parenchyma shows heterogeneous echogenicity. Two mixed cystic-solid echogenic nodules are seen in the left lobe. The larger one is located at the inferior pole, predominantly anechoic, measuring approximately _2DS_, with well-defined borders and regular shape. Color Doppler Flow Imaging (CDFI) showed no detectable blood flow signal. No obvious enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple cystic nodules are observed within both thyroid lobes. The largest nodule in the right lobe is located in the lower pole, measuring approximately _2DS_. The largest nodule in the left lobe is located in the mid-portion, measuring approximately _2DS_. The aforementioned nodules have well-defined borders and regular shapes. CDFI reveals internal blood flow signals. The remaining glandular parenchyma demonstrates homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland size and morphology are normal, with homogeneous parenchymal echogenicity. No definite occupying lesion is seen. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland normal in size and shape. Glandular parenchyma shows homogeneous echogenicity. No definite occupying lesion seen. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes seen in bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and shape. Glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and morphology. Multiple mixed echogenic nodules are seen in both lobes. The largest one in the left lobe is located in the middle, measuring approximately _2DS_, with a clear border and regular shape. CDFI shows no detectable blood flow signal. The largest one in the right lobe is located in the lower pole, measuring approximately _2DS_, with a clear border and regular shape. CDFI shows detectable blood flow signals peripherally and internally. Additionally, a hypoechoic nodule is seen in the mid-lower part of the left lobe, measuring approximately _2DS_, with an ill-defined border, irregular shape, and an aspect ratio of _r_. CDFI shows detectable peripheral blood flow signals. The rest of the gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. In the superficial layer of the mid-portion of the right lobe, a mixed cystic-solid echogenic nodule is observed, measuring approximately _2DS_ in size, with clear borders and regular shape. CDFI showed no detectable blood flow signal. The remaining gland showed homogeneous echogenicity, and CDFI revealed no abnormal blood flow signal within the gland. No significantly enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. In the upper segment of the left lobe, a slightly hypoechoic nodule is visible, measuring approximately _2DS_. The border is clear, and the morphology is regular. CDFI shows no detectable blood flow signal. In the upper part of the right lobe, a slightly hyperechoic nodule is visible, measuring approximately _2DS_. The border is clear, and the morphology is regular. CDFI shows no detectable blood flow signal. The rest of the gland parenchyma shows uniform echogenicity. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland: The right lobe is normal in size and morphology. The left lobe is enlarged in volume, with an isoechoic mass visible within it, measuring approximately _3DS_, with clear borders and regular shape. A hypoechoic halo is visible peripherally. Its internal echogenicity is heterogeneous, appearing as multiple fused nodules internally, with multiple anechoic areas visible within it. CDFI shows rich blood flow signals detectable within and around the mass. Multiple anechoic nodules are visible in the right lobe, the largest measuring approximately _2DS_, with clear borders and regular shape. CDFI shows no blood flow signals detected. The remaining glandular parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signals detected within the gland. No significantly enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and shape. A hypoechoic nodule is visible in the mid-lower part of the left lobe, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI shows sparse peripheral blood flow signals. The remaining glandular tissue shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post-total thyroidectomy of the right lobe and partial thyroidectomy of the left lobe, the residual left lobe measures approximately _3DS_, the glandular echogenicity is coarse, decreased, and heterogeneous. CDFI shows reduced distribution of blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral cervical regions.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. A hypoechoic nodule is seen in the deep portion of the mid-lower segment of the right lobe, measuring approximately _2DS_, with well-defined borders and regular shape. Color Doppler Flow Imaging (CDFI) shows peripheral vascularity. The remaining gland parenchyma shows uniform echogenicity, and no abnormal blood flow signals are detected within the gland on CDFI. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple mixed echogenicity nodules are seen within the gland. The largest in the right lobe is located in the mid-lower part, measuring approximately _2DS_. The largest in the left lobe is located at the lower pole, measuring approximately _2DS_. All these nodules have well-defined borders and regular shapes. CDFI showed no internal blood flow signals. The remaining gland parenchyma is homogeneously echogenic, and CDFI showed no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post-thyroidectomy of the left lobe and isthmus, no obvious occupying lesion was seen in the surgical bed. The right lobe of the thyroid gland is normal in size and shape. A hypoechoic nodule is seen in the upper segment, measuring approximately _2DS_, with ill-defined borders, irregular shape, and an aspect ratio slightly greater than 1. Color Doppler Flow Imaging (CDFI) shows no definite blood flow signal. The remaining glandular parenchyma shows coarse and decreased echogenicity, and is heterogeneous. CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape, with slightly heterogeneous parenchymal echogenicity. A hypoechoic nodule is visible in the left lobe, measuring approximately _3DS_, with clear margins and regular shape. CDFI shows detectable blood flow signal. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland size and morphology are unremarkable. Glandular echogenicity is heterogeneous. Multiple hypoechoic nodules are seen in the right lobe. The largest one is located in the mid-portion, measuring approximately _2DS_. Margins are relatively well-defined, and morphology is relatively regular. CDFI shows peripheral blood flow signals around the nodule. Multiple mixed cystic-solid echogenic nodules are seen in the left lobe. The largest one is located at the lower pole, measuring approximately _2DS_. Margins are relatively well-defined, and morphology is relatively regular. CDFI shows peripheral blood flow signals around the nodule. No significant cervical lymphadenopathy is noted bilaterally.


[System] Represent the given ultrasound image list for radiology report retrieval:

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[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is unremarkable in size and morphology. Multiple hypoechoic nodules are observed within the gland. The largest one in the right lobe is located at the upper pole, measuring approximately _2DS_. The largest one in the left lobe is located at the mid-lower segment, measuring approximately _2DS_. All the above-mentioned nodules are well-defined with regular shapes, and CDFI shows internal blood flow signals. The remaining glandular parenchyma shows heterogeneous echogenicity, and CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are observed in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and shape. A hypoechoic nodule is seen in the right lobe, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI shows no detectable blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and morphology. Multiple nodules are observed in both lobes. The largest one in the left lobe is located at the lower pole, appearing hyperechoic, measuring approximately _2DS_, with clear borders and regular shape. Curvilinear hyperechoic foci are observed within, causing posterior acoustic shadowing. CDFI showed no blood flow signal detected. The largest one in the right lobe is located at the lower pole, showing predominantly cystic mixed cystic-solid echogenicity, measuring approximately _2DS_, with clear borders and regular shape. CDFI showed no blood flow signal detected. The remaining glandular parenchyma showed homogeneous echogenicity. CDFI showed slightly rich blood flow signals within the gland. No obviously enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. A hypoechoic nodule is visible in the deep portion of the lower segment of the right lobe, measuring approximately _3DS_, with clear margins and regular shape. CDFI showed no demonstrable blood flow signal. The remaining gland parenchyma showed homogeneous echogenicity. CDFI showed no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland: Post-right lobe and isthmus thyroidectomy, post-partial left lobe thyroidectomy. The size of the residual left lobe is _3DS_. Its echogenicity is coarse, decreased, and heterogeneous, showing nodular changes. CDFI shows slightly increased blood flow signal within it. No enlarged lymph nodes are seen perithyroidally or adjacent to the bilateral cervical great vessels.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland: Normal size. Multiple nodules are seen in both left and right lobes. The largest nodule in the left lobe is located in the mid-segment, showing mixed cystic-solid echogenicity, measuring approximately _2DS_. The largest nodule in the right lobe is located in the mid-segment, showing isoechoic echogenicity, measuring approximately _2DS_. The aforementioned nodules have well-defined borders and regular shapes. CDFI shows detectable blood flow signals. The remaining glandular parenchyma shows relatively homogeneous echogenicity. No enlarged lymph nodes are seen perithyroidally or adjacent to the bilateral cervical great vessels.


[System] Represent the given ultrasound image list for radiology report retrieval:

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The thyroid gland is normal in size and shape, with a slightly thickened isthmus. Multiple anechoic nodules are seen within the gland. The largest in the left lobe is located in the upper segment, measuring approximately _2DS_. The largest in the right lobe is located in the middle segment, measuring approximately _2DS_. They have clear borders and regular shapes, and CDFI showed no blood flow signal. Additionally, a mixed cystic-solid echogenic nodule is seen in the middle segment of the right lobe, measuring approximately _2DS_. It has clear borders and a regular shape, and CDFI showed no blood flow signal detected. The remaining gland shows coarse and decreased echogenicity, which is heterogeneous. CDFI showed decreased blood flow signals within the gland. No obvious enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. A hypoechoic nodule is seen at the lower pole of the left lobe, measuring approximately _SCM_ in diameter, with well-defined margins and regular shape. CDFI showed no detectable blood flow signal. The remaining glandular tissue showed homogeneous echogenicity, and CDFI revealed no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes were noted bilaterally in the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is full in shape, the isthmus is thickened, approximately _SCM_ thick. The glandular echogenicity is coarsened and increased, and heterogeneous. Multiple hypoechoic areas with ill-defined borders are visible within. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are noted in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape. In the mid-portion of the right lobe, an anechoic nodule is visible, measuring approximately _2DS_, with clear borders and regular shape. Punctate hyperechoic foci are visible within it, accompanied by a comet-tail artifact posteriorly. CDFI shows no definite blood flow signal within it. The rest of the gland parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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After total thyroidectomy, no definite mass lesion was identified in the thyroid bed. No abnormally enlarged lymph nodes were identified in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is unremarkable in size and morphology. In the upper part of the right lobe, anterior to the posterior capsule, a small hypoechoic nodule is visible, measuring approximately _2DS_. Its borders are ill-defined, and margins are slightly irregular. The aspect ratio is _r_. Punctate echogenic foci are seen within. CDFI shows peripheral blood flow signals. In the left lobe, near the isthmus, a hypoechoic nodule is visible, measuring approximately _2DS_. Its borders are relatively well-defined, and morphology is relatively regular. CDFI shows peripheral blood flow signals. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI reveals no abnormal blood flow signals within the gland. No obviously abnormal lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Posterior to the inferior pole of the right lobe of the thyroid gland, a slightly hyperechoic nodule is visible, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI showed no blood flow signal detected. Posterior to the left lobe of the thyroid gland, no parathyroid gland echo was detected.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple nodules are visible within the gland. The largest one in the right lobe is located at the lower pole, measuring approximately _2DS_. The largest one in the left lobe is located at the lower pole, measuring approximately _2DS_. All the above-mentioned nodules have clear margins and regular shapes. CDFI shows no blood flow signal. The remaining glandular tissue shows heterogeneous echogenicity, and CDFI shows slightly decreased blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape. A hypoechoic nodule is visible in the mid-portion of the left lobe, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI showed detectable blood flow signals peripherally and internally. The remaining glandular tissue showed homogeneous echogenicity. CDFI showed no abnormal blood flow signals within the glandular tissue. No significantly enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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The patient reports a history of subtotal thyroidectomy. No normal tissue was visualized in the left thyroid lobe, the remnant right lobe measures _3DS_, with diffusely heterogeneous glandular echogenicity. Color Doppler Flow Imaging (CDFI) showed increased blood flow signals within the gland. No significantly enlarged lymph nodes were noted in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. The parenchymal echogenicity is coarse, decreased, and heterogeneous. CDFI showed no abnormal blood flow signals within the gland. Two anechoic nodules were seen in the isthmus, one measuring approximately _2DS_, with clear margins, regular shape, and posterior acoustic enhancement. CDFI showed no blood flow signal detected. No significantly enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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A _2DS_ slightly hypoechoic nodule, with well-defined borders and regular shape. CDFI shows a small amount of blood flow signal. Within the lower segment of the left lobe of the gland, a _2DS_ cystic nodule is seen, with well-defined borders and regular shape. No obviously enlarged lymph nodes seen in bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple nodules are visible in both lobes, the larger ones are all centrally located and are anechoic. The left one measures approximately _2DS_, and the right one measures approximately _2DS_. These nodules have clear margins and regular morphology, with punctate hyperechoic foci visible within, accompanied by posterior comet-tail artifact. CDFI shows abundant internal blood flow signals. The remaining glandular parenchyma shows coarse and decreased echogenicity, with uneven distribution. CDFI shows abundant blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and morphology. A hypoechoic nodule is seen in the mid-portion of the right lobe, measuring approximately _3DS_, with relatively clear margins and a relatively regular shape. CDFI shows peripheral blood flow signals. The remaining glandular tissue shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen bilaterally in the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. A hypoechoic nodule is seen in the mid-portion of the right lobe, measuring approximately _2DS_ in size, with ill-defined borders and irregular shape, aspect ratio of _r_. Punctate hyperechoic foci are seen within. CDFI shows no blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. The parenchymal echogenicity is coarse and reduced, with heterogeneous distribution. No definite mass lesion is observed. CDFI shows abundant blood flow signals within the gland.
Multiple hypoechoic nodules are detected on bilateral neck scan. The largest on the left measures approximately _2DS_, and the largest on the right measures approximately _2DS_. They have clear margins, regular shape, and visible hilar structure. CDFI reveals detectable blood flow signals.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Glandular parenchyma echogenicity is relatively uniform. No definite occupying lesion observed. CDFI showed no abnormal blood flow signals within the gland. No obvious enlarged lymph nodes observed in bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. A heterogeneous hypoechoic nodule is seen in the mid-portion of the right lobe, approximately _2DS_ in size, with ill-defined borders and relatively regular morphology. Punctate hyperechoic foci are visible within it. CDFI shows detectable blood flow signals within and around it. The remaining glandular tissue shows uniform echogenicity. CDFI shows no abnormal blood flow signals within the glandular tissue. No significantly enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. A hypoechoic nodule is visible in the superficial aspect of the lower pole of the right lobe, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI showed no definite blood flow signal. The remaining gland showed homogeneous echogenicity, and CDFI showed no abnormal blood flow signal within the gland. No significantly enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. Multiple mixed echogenicity nodules are seen in both lobes. The largest one in the left lobe is located at the upper pole, measuring approximately _2DS_. The largest one in the right lobe is located at the lower pole, measuring approximately _2DS_. All the above nodules have well-defined borders and regular shapes. CDFI shows no detectable blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are detected in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and morphology. The parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post-partial right thyroid lobectomy, the residual right lobe measures approximately _3DS_, and the left lobe measures approximately _3DS_. Multiple nodules are visible in both lobes. The largest in the left lobe is located at the lower pole, showing predominantly solid mixed cystic-solid echogenicity, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows detectable blood flow signals peripherally and internally. The largest in the right lobe is located in the mid-portion, showing mixed cystic-solid echogenicity, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows detectable blood flow signals peripherally. The remaining glandular parenchyma shows coarsened and decreased echogenicity, and is heterogeneous. CDFI shows acceptable blood flow signal distribution within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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The thyroid gland is normal in size and shape. Multiple hypoechoic nodules are visible within the gland. The largest one in the left lobe is located in the mid-portion, markedly hypoechoic, measuring approximately _2DS_, with ill-defined margins and irregular shape. CDFI shows no definite blood flow signal within it. The largest one in the right lobe is located in the mid-lower portion, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no definite blood flow signal within it. The remaining glandular parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are detected in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and morphology. Glandular parenchyma shows coarsened and decreased echogenicity, with heterogeneity. CDFI shows mildly increased blood flow signal within the glandular parenchyma. No significantly enlarged lymph nodes seen in bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Status post-resection of the left lobe, isthmus, and most of the right lobe of the thyroid gland. The residual right lobe measures approximately _3DS_ in size, with normal morphology. The glandular echogenicity is homogeneous, and no definite occupying lesion is seen. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. The glandular parenchyma shows homogeneous echogenicity, with no definite mass lesion observed. CDFI shows no abnormal blood flow signals within the gland.
Bilateral neck scan reveals multiple hypoechoic nodules in both zones II and III, arranged in a "bead-like" pattern. The largest on the left measures approximately _2DS_, and the largest on the right measures approximately _2DS_. Clear corticomedullary differentiation is noted, but some do not show a hilar structure. CDFI shows no detectable blood flow signals.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. Multiple cystic nodules are visible in both lobes. The larger one in the right lobe is located in the upper segment, measuring approximately _2DS_. The larger one in the left lobe is located in the lower segment, measuring approximately _2DS_. The aforementioned nodules have clear borders and regular shape, with internal hyperechoic foci and posterior comet-tail artifact. CDFI shows no blood flow signal detected. The remaining gland shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obvious enlarged lymph nodes are detected in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland size and morphology are normal. The glandular parenchyma shows homogeneous echogenicity, with no definite space-occupying lesion observed. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. Multiple nodules are visible in both lobes. The largest one in the left lobe is located in the central part, showing isoechoic to hyperechoic echogenicity, measuring approximately _2DS_. The largest one in the right lobe is located in the central part, showing hypoechoic echogenicity, measuring approximately _2DS_. The above-mentioned nodules have clear margins and regular morphology. CDFI shows detectable internal blood flow signals. The remaining gland shows homogeneous echogenicity. CDFI shows slightly increased blood flow signals within the gland. No obvious enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland appears full. The parenchymal echogenicity is coarse and decreased, with heterogeneous distribution, showing a mildly reticular appearance. No definite space-occupying lesion is observed within the gland. CDFI shows slightly increased blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple anechoic nodules are seen in the left lobe, the largest one located at the lower pole, measuring _3DS_, with well-defined margins and regular shape. CDFI shows no definite blood flow signal within it. A hypoechoic nodule is seen in the mid-segment of the right lobe, measuring approximately _3DS_, with well-defined margins and regular shape. CDFI shows detectable blood flow signal within it. The remaining gland shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. A hypoechoic nodule is seen in the mid-portion of the right lobe, measuring approximately _3DS_, with an aspect ratio greater than 1. Its margins are indistinct, and its shape is relatively regular. Color Doppler Flow Imaging shows sparse peripheral and internal vascularity. The remaining gland parenchyma shows homogeneous echogenicity, and Color Doppler Flow Imaging shows no abnormal vascularity within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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The thyroid gland is enlarged and full in contour. Multiple nodules are visible in both lobes. The larger nodule in the left lobe is located in the upper-middle part, showing mixed cystic and solid echogenicity, measuring approximately _2DS_. The larger nodule in the right lobe is located in the middle part, showing mixed cystic and solid echogenicity, measuring approximately _2DS_. The aforementioned nodules have well-defined borders and regular shapes. Color Doppler Flow Imaging (CDFI) shows peripheral blood flow signals are detectable. The remaining gland tissue shows coarse, hypoechoic, and heterogeneous echogenicity. CDFI shows no abnormal blood flow signals detected within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. A cystic nodule, measuring approximately _2DS_, with well-defined margins and regular morphology, is visible in the lower portion of the right lobe. CDFI showed no detectable blood flow signal within it. The remaining glandular tissue showed uniform echogenicity, and CDFI revealed no abnormal blood flow signals within the glandular tissue. No significantly enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post left thyroid lobectomy, no obvious space-occupying lesion was observed in the original region. The right thyroid lobe is normal in size and morphology, with multiple cystic and mixed cystic-solid nodules observed within. The largest one is located in the mid-lower segment, measuring approximately _2DS_, with relatively clear borders and regular shape. CDFI showed no detectable blood flow signal. The remaining glandular tissue shows homogeneous echogenicity, and CDFI revealed no abnormal blood flow signals within the gland. Bilateral neck scan: Multiple hypoechoic nodules are observed in zone III of the left neck, one of which measures approximately _2DS_, with ill-defined borders and irregular shape. The "lymphatic hilum" structure is indistinctly displayed, and CDFI showed detectable blood flow signals. No obviously enlarged lymph nodes were observed in the right neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. Multiple nodules are observed in both lobes. The larger one in the left lobe is located at the upper pole, showing heterogeneous echogenicity, measuring approximately _2DS_, with clear margins and regular shape. Coarse calcifications are seen internally, with posterior acoustic shadowing. CDFI shows no blood flow signal detected. The larger one in the right lobe is located at the lower pole, showing hypoechoic echogenicity, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no blood flow signal detected. The remaining glandular parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals detected within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland size and morphology are unremarkable. Multiple hypoechoic nodules are visible within the gland. The largest one in the right lobe is located at the upper pole, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows peripheral blood flow signals around the nodule. The largest one in the left lobe is located at the lower pole, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows scant peripheral blood flow signals around the nodule. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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After total thyroidectomy, no definite occupying lesion was identified in the thyroid bed. Bilateral neck: no abnormally enlarged lymph nodes identified.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland size and morphology are unremarkable. Multiple mixed cystic-solid echogenic nodules are visible within the gland. The largest one in the right lobe is located in the middle part, measuring approximately _2DS_. The largest one in the left lobe is located in the middle part, measuring approximately _2DS_. These nodules have clear borders and regular morphology. CDFI showed no blood flow signal. The remaining gland parenchyma showed homogeneous echogenicity. CDFI showed no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. A hypoechoic nodule is observed in the inferior pole of the right lobe, measuring approximately _2DS_, with clear borders and regular morphology. CDFI reveals scanty peripheral blood flow signals. The remaining gland parenchyma is coarse and hypoechoic, and heterogeneous. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. The glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and configuration. In the deep portion of the mid-segment of the right lobe, a predominantly solid hypoechoic nodule is visible, measuring approximately _3DS_, with well-defined borders and regular shape. Color Doppler Flow Imaging (CDFI) shows internal blood flow signals. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and shape. Glandular parenchyma shows uniform echogenicity. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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A slightly hyperechoic nodule is observed outside the capsule at the lower pole of both thyroid lobes, measuring approximately _2DS_ on the left and _2DS_ on the right. It has clear margins and a regular shape. CDFI showed no detectable blood flow signal.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. In the mid-portion of the right lobe, a hypoechoic nodule is visible, measuring approximately _2DS_. In the mid-portion of the left lobe, a mixed cystic-solid echogenicity nodule is visible, measuring approximately _2DS_. Its borders are clear and shape is regular. CDFI shows blood flow signals detectable peripherally and internally. The remaining gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals detected within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. A hypoechoic nodule is seen in the lower segment of the right lobe, measuring approximately _3DS_. Its borders are relatively well-defined, and its shape is irregular, appearing as two nodules fused together. Internal echoes include microcalcifications and linear hyperechoic foci, with the linear hyperechoic foci accompanied by posterior acoustic shadowing. CDFI shows detectable vascularity. The rest of the gland shows homogeneous echogenicity, and CDFI shows no abnormal vascularity within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is of normal size, with irregular morphology. Multiple patchy markedly hypoechoic areas are seen in both lobes; the largest in the left lobe measures approximately _3DS_, and the largest in the right lobe measures approximately _3DS_. The borders of the aforementioned areas are ill-defined, and their morphology is irregular. CDFI shows internal blood flow signals. Multiple nodules are observed within the remaining glandular tissue; the largest is located in the left lobe, measuring approximately _3DS_, with well-defined borders and regular morphology. CDFI shows internal blood flow signals. The echogenicity of the remaining glandular tissue is uniform. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size. A visible anechoic nodule is seen in the mid-portion of the left lobe, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows detectable blood flow signals. The remaining glandular tissue shows slightly coarsened echogenicity, and CDFI shows normal blood flow signal distribution within it. No enlarged lymph nodes are seen adjacent to the bilateral great vessels of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. The glandular echotexture is slightly coarse and heterogeneous. No definite space-occupying lesion is identified. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are identified in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple mixed echogenicity nodules, predominantly cystic, are seen in both lobes. The largest in the left lobe is located at the upper pole, measuring approximately _2DS_. The largest in the right lobe is located in the mid-portion, measuring approximately _2DS_. The above-mentioned nodules have well-defined borders and regular shapes. CDFI shows no blood flow signal detected. The remaining gland shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are detected in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple anechoic nodules are seen within the parenchyma of the left lobe, the largest one located at the upper pole, measuring approximately _2DS_. An anechoic nodule is seen in the mid-portion of the right lobe, measuring approximately _2DS_. The above-mentioned nodules have clear margins, regular shape, and contain punctate hyperechoic foci. CDFI shows no definite blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and morphology. A mixed cystic-solid echogenic nodule is visible in the lower pole of the right lobe, measuring approximately _2DS_, with clear borders and regular morphology. CDFI showed no detectable blood flow signal. Multiple hypoechoic nodules are visible in the left lobe, the largest measuring approximately _2DS_, with clear borders and regular morphology. Punctate hyperechoic foci are visible within, and CDFI showed detectable blood flow signals. The remaining glandular tissue shows homogeneous echogenicity, and CDFI showed no abnormal blood flow signals within the glandular tissue. No obviously enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and shape. A cystic-solid mixed echogenicity nodule is visible in the mid-lower portion of the left lobe, measuring approximately _3DS_. Its borders are relatively well-defined, and its shape is relatively regular. CDFI shows no blood flow signal detected. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the glandular tissue. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and shape. Multiple nodules are seen in the left lobe. The largest one is located at the lower pole, showing low echogenicity, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows peripheral blood flow signals. Multiple nodules are seen in the right lobe. The largest one is located in the mid-lower portion, showing mixed cystic-solid echogenicity, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows detectable blood flow signals. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple nodules are visible within the parenchyma of the right lobe, the two larger ones measuring _2DS_ (inferior pole) and _2DS_ (mid-portion), respectively. A hyperechoic nodule, approximately _2DS_ in size, is visible in the left lobe. The above-mentioned nodules have clear margins and regular shapes. A few small anechoic areas are visible within the nodule in the inferior pole of the right lobe. CDFI shows blood flow signals within all the above-mentioned nodules. Peripheral blood flow signals are detected in the larger nodule of the right lobe. The rest of the glandular parenchyma shows uniform echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple hypoechoic nodules are seen within the left lobe. The largest one is located at the inferior pole, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows detectable blood flow signals within it. The remaining glandular parenchyma shows homogeneous echogenicity. CDFI reveals no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and morphology. A hypoechoic area is visible in the inferior pole of the left lobe, measuring approximately _2DS_, with well-defined margins and regular shape. Color Doppler Flow Imaging (CDFI) shows no blood flow signal within it. The rest of the gland demonstrates homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. Multiple slightly hyperechoic nodules are seen in the left lobe. The largest one is located at the upper pole, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows scant peripheral blood flow signals. A hypoechoic nodule is seen in the lower pole of the right lobe, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows peripheral blood flow signals. The remaining glandular parenchyma shows coarse, reduced, and heterogeneous echogenicity. CDFI shows no abnormal intraglandular blood flow signals. No significantly enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is of normal size and shape. Multiple mixed echogenicity nodules are seen within the glandular tissue. The largest one in the right lobe is located at the lower pole, measuring approximately _2DS_. The largest one in the left lobe is located at the mid-portion, measuring approximately _2DS_. All these nodules are well-defined and regular in shape. CDFI of the largest nodule in the left lobe shows detectable peripheral blood flow signals. The rest of the glandular tissue shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple hypoechoic nodules are seen within the left lobe, the largest one located in the mid-segment, measuring approximately _2DS_. Multiple cystic-solid mixed echogenicity nodules are seen within the right lobe, the largest one located in the lower segment, measuring approximately _2DS_. The above-mentioned nodules have clear borders and regular morphology. CDFI shows peripheral blood flow signals. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and shape. An anechoic nodule is visible in the lower pole of the left lobe, measuring approximately _2DS_, with clear borders and regular shape. A punctate hyperechoic focus is visible within it. CDFI shows no blood flow signal detected. An anechoic nodule is visible in the upper pole of the right lobe, measuring approximately _2DS_, with clear borders and regular shape. A hyperechoic protrusion approximately _2DS_ in size is noted on its inner wall. CDFI shows blood flow signal detected at the base of the hyperechoic protrusion within the nodule. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. A mixed echogenicity nodule is visible in the mid-portion of the right lobe, measuring approximately _2DS_, with a regular shape and clear borders. CDFI shows no blood flow signal detected within and around it. The remaining gland parenchyma is uniformly echogenic, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. Glandular echogenicity is slightly heterogeneous. No definite occupying lesion is seen. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape. Glandular parenchyma echogenicity is coarse and decreased, heterogeneous. Multiple hypoechoic areas are visible, with ill-defined borders and irregular shapes. CDFI showed no abnormal blood flow signals. No obviously enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is full in contour. Isthmus thickness approximately _SCM_. The glandular echogenicity is coarse and decreased, with heterogeneous distribution, demonstrating a slightly reticular pattern. CDFI reveals mildly increased blood flow signals within the gland. No significantly enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland size and morphology are normal. Glandular echogenicity is coarse, heterogeneous, with a slightly reticular change. CDFI shows no abnormal blood flow signals within the gland. No obvious enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland size and morphology are unremarkable. Multiple hypoechoic nodules are visible within the gland. The largest in the right lobe is located in the mid-portion, measuring approximately _2DS_. The largest in the left lobe is located in the upper portion, measuring approximately _2DS_. They have well-defined borders and regular shapes. CDFI shows visible blood flow signals within them. The remaining glandular parenchyma shows coarse and decreased echogenicity, and is heterogeneous. CDFI shows slightly increased blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland appears full. Intraglandular echogenicity is heterogeneous, presenting a slightly reticular pattern. No definite occupying lesion was observed within the glandular tissue. CDFI shows slightly increased blood flow signals within the glandular tissue. No significantly enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. A hypoechoic nodule is visible in the central portion of both lobes. The left lobe nodule measures approximately _2DS_, and the right lobe nodule measures approximately _2DS_. These nodules have clear borders and regular shapes. CDFI shows no detectable blood flow signal. The remaining glandular parenchyma shows coarsened and decreased echogenicity, and is heterogeneous. CDFI shows normal blood flow signal distribution within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. The glandular echogenicity is coarsened and decreased, and heterogeneous. Multiple hypoechoic areas with ill-defined borders are visible within. CDFI shows no abnormal blood flow signals within the gland.
Scan of the right cervical region II reveals multiple hypoechoic nodules, the largest measuring approximately _2DS_. They have clear borders, regular morphology, and visible hilar structures. CDFI shows detectable blood flow signals.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape. In the left lobe, a hyperechoic mass is visible, approximately _3DS_ in size, with clear borders and regular shape. CDFI shows detectable blood flow signals. The remaining glandular parenchyma shows coarse, decreased, and heterogeneous echogenicity. CDFI shows abundant blood flow signals within the gland. No obvious enlarged lymph nodes seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. The glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape. Glandular parenchyma shows homogeneous echogenicity. No definite occupying lesion seen. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes seen in bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. In the deep layer of the mid-upper segment of the left lobe, a hypoechoic nodule is visible, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI shows no blood flow signal. Multiple hypoechoic nodules are visible in the right lobe. The largest one is located in the superficial layer of the mid-segment, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI shows no blood flow signal. The remaining gland shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. A predominantly solid mixed solid-cystic echogenic nodule is seen in the lower pole of the right lobe, measuring approximately _2DS_ in size, with well-defined borders and regular shape. CDFI shows detectable blood flow signal. The remaining glandular parenchyma shows uniform echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. An anechoic nodule is seen in the inferior segment of the right lobe, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI showed no detectable blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI showed no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid right lobe is enlarged and full in shape, measuring approximately _3DS_; the left lobe is normal in size and shape, measuring approximately _3DS_. The isthmus thickness is _SCM_. A hypoechoic nodule is visible in the lower segment of the right lobe, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows detectable peripheral blood flow signals. The rest of the gland shows relatively uniform echogenicity, and CDFI demonstrates normal blood flow distribution. No significantly enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. In the mid-upper part of the left lobe, a mixed cystic-solid echogenic nodule is visible, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI shows no detectable blood flow signal. Multiple hypoechoic nodules are visible in the right lobe, the largest one located in the lower pole, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI shows no detectable blood flow signal. The rest of the gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

[User] <image><image>

Thyroid gland is normal in size and morphology. Multiple hypoechoic nodules are visible within the gland. The larger one in the left lobe is located in the mid-portion, measuring approximately _3DS_. The larger one in the right lobe is located in the upper-mid portion, measuring approximately _3DS_. These nodules have relatively clear borders and relatively regular morphology. CDFI shows no definite blood flow signals. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. An anechoic nodule is visible in the right lobe, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows no blood flow signal detected. The rest of the gland parenchyma shows uniform echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. An isoechoic nodule is observed in the upper-middle portion of the left lobe, measuring approximately _3DS_, with a relatively well-defined border and relatively regular shape. CDFI shows no detectable blood flow signal. Multiple nodules are noted in the right lobe. The largest one is located in the lower pole, appearing isoechoic, measuring approximately _3DS_, with a clear border and regular shape. CDFI shows no detectable blood flow signal. Additionally, a nodule with cystic-solid mixed echogenicity is located in the middle part of the right lobe, measuring approximately _3DS_, with a relatively well-defined border and relatively regular shape. CDFI shows no detectable blood flow signal. The remaining glandular parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post-right thyroid lobectomy and isthmectomy, no obvious space-occupying lesion was seen in the surgical region. The left lobe of the thyroid gland is normal in size and morphology, with homogeneous glandular echogenicity. No definite space-occupying lesion was seen. CDFI showed no abnormal blood flow signals within the gland. No obvious enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape. Multiple nodules are observed in both lobes. The largest one in the left lobe is located in the mid-portion, appearing hypoechoic, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows no detectable blood flow signal. The largest one in the right lobe is located in the mid-portion, appearing hypoechoic, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows detectable blood flow signal. Additionally, a markedly hypoechoic nodule is seen in the lower pole of the right lobe, measuring approximately _3DS_, with ill-defined borders and a relatively regular shape, with an aspect ratio of _r_. CDFI shows no detectable blood flow signal. The remaining gland parenchyma shows heterogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape, glandular echogenicity homogeneous. No definite space-occupying lesion observed. CDFI showed no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes observed in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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The thyroid gland is enlarged and full in shape. The left lobe measures approximately _3DS_, the isthmus thickness is approximately _SCM_, and the right lobe measures approximately _3DS_. Multiple mixed echogenicity nodules are visible within the gland. The largest one in the left lobe is located at the lower pole, measuring approximately _2DS_. The largest one in the right lobe is located in the middle portion, measuring approximately _2DS_. The above-mentioned nodules have clear borders and regular shapes. CDFI shows detectable blood flow signals within and around them. The remaining glandular parenchyma shows heterogeneous echogenicity, with slightly reticular changes. CDFI shows slightly increased blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple hypoechoic nodules are seen within the gland. The largest in the right lobe is located in the mid-upper segment, measuring approximately _2DS_. The largest in the left lobe is located in the upper segment, measuring approximately _2DS_. They have clear borders and regular shape. CDFI shows visible blood flow signals. The remaining glandular parenchyma shows coarse and decreased echogenicity, and is heterogeneous. CDFI shows generally normal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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An hypoechoic nodule is seen in the posterior inferior aspect of the left lobe of the thyroid gland, measuring approximately _3DS_, with relatively clear margins and relatively regular shape. Color Doppler Flow Imaging (CDFI) shows detectable blood flow signals within the nodule. An hypoechoic nodule is seen in the posterior inferior aspect of the right lobe of the thyroid gland, measuring approximately _3DS_, with relatively clear margins and relatively regular shape. CDFI shows detectable blood flow signals within the nodule.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. A slightly hypoechoic nodule is visible in the upper pole of the left lobe, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows no blood flow signal detected. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland: Normal size. Multiple hypoechoic nodules are seen in the left lobe. The largest one is located in the middle part, measuring _2DS_. Margins are relatively clear, and the shape is relatively regular. CDFI shows detectable blood flow signals in the periphery. Multiple hypoechoic nodules are seen in the right lobe. The largest one is located in the upper-middle part, measuring _2DS_. Margins are relatively clear, and the shape is regular. CDFI shows no detectable blood flow signals. The remaining glandular tissue shows homogeneous echogenicity. No enlarged lymph nodes are seen in the perithyroidal and bilateral cervical regions.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Several mixed echogenicity nodules are seen in the right lobe, the largest one located in the middle, measuring approximately _2DS_. A mixed echogenicity nodule is seen in the lower pole of the left lobe, measuring approximately _2DS_. The above-mentioned nodules have clear borders and regular shapes. CDFI shows detectable peripheral blood flow signals around the largest nodule in the right lobe, while no blood flow signals are detected in the left lobe nodule. The remaining glandular tissue shows heterogeneous echogenicity, and CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post-partial thyroidectomy, the residual left lobe measures approximately _3DS_. Two hypoechoic nodules are visible in the region of the original thyroid left lobe, the larger one measuring approximately _2DS_, with well-defined borders, regular in shape, appearing oval/roundish, and in intimate relationship with the residual left lobe. CDFI shows no obvious blood flow signal. On bilateral cervical scan, multiple hypoechoic nodules are detectable on the left side, the larger one measuring approximately _2DS_, with partially defined borders, irregular in shape, appearing oval/roundish, and an indistinct hilar structure. CDFI shows detectable blood flow signal.


[System] Represent the given ultrasound image list for radiology report retrieval:

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The thyroid gland is normal in size and shape. A hypoechoic nodule is seen in the lower pole of the left lobe, measuring approximately _2DS_, with an ill-defined border and regular shape. CDFI shows peripheral blood flow signals. A hypoechoic nodule is seen in the upper pole of the right lobe, measuring approximately _2DS_, with an ill-defined border and regular shape. CDFI shows blood flow signals both peripherally and internally within the nodule. The remaining gland shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and morphology. In the mid-portion of the left lobe, an anechoic nodule is observed, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no blood flow signal. Within the right lobe parenchyma, multiple hypoechoic and anechoic nodules are observed. The largest one is located in the mid-portion, anechoic, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no blood flow signal. The remaining glandular parenchyma shows coarse and decreased echogenicity and is heterogeneous. CDFI shows generally normal blood flow signals within the gland. No significantly enlarged lymph nodes are observed in both sides of the neck.


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Thyroid gland is normal in size and shape. A hypoechoic nodule is visible in the mid-portion of the right lobe, measuring approximately _2DS_, with well-defined borders and a regular shape. Color Doppler Flow Imaging (CDFI) showed no blood flow signal detected within it. The rest of the gland showed homogeneous echogenicity, and CDFI showed no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes were observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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After total thyroidectomy, no definite mass lesion was seen in the thyroid bed. No abnormally enlarged lymph nodes were seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. A mixed echogenicity nodule is visible at the lower pole of the left lobe, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI shows detectable peripheral blood flow signals. A hypoechoic nodule is visible at the lower pole of the right lobe, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI shows no detectable blood flow signals. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are visible in the bilateral neck.


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Thyroid gland: Normal size. Multiple nodules are visible in both thyroid lobes. The larger nodule in the left lobe is located in the lower pole, appearing hypoechoic, measuring approximately _2DS_. The larger nodule in the right lobe is located in the middle portion, appearing mildly hypoechoic, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows detectable blood flow signals. The remaining glandular tissue shows coarse and decreased echogenicity, and is heterogeneous. CDFI shows normal distribution of blood flow signals within it. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape. A slightly hypoechoic patchy nodule, approximately _2DS_ in size, is seen at the lower pole of the left lobe. Its borders are relatively clear, and its shape is relatively regular. CDFI shows no definite blood flow signal detected. A small patchy hypoechoic nodule, approximately _2DS_ in size, is seen within the gland parenchyma in the mid-segment of the right lobe. Its borders are clear, and its shape is regular. CDFI shows no blood flow signal detected. The remaining gland parenchyma shows uniform echogenicity. CDFI shows no abnormal blood flow signal detected within the gland. No obviously enlarged lymph nodes seen in the bilateral neck.


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Thyroid gland is normal in size and shape. Glandular echogenicity is heterogeneous. A moderately hypoechoic nodule is visible at the inferior pole of the right lobe, measuring approximately _2DS_. Its borders are relatively well-defined, and its shape is relatively regular. CDFI shows abundant vascularity peripherally and internally within the nodule. No significantly enlarged lymph nodes are noted in the bilateral neck.


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Thyroid gland size and morphology are unremarkable; glandular echogenicity is heterogeneous. In the lower pole of the right lobe, a predominantly cystic mixed cystic-solid echogenic nodule is observed, measuring approximately _2DS_. It has clear margins and a regular shape. Poor through transmission is noted within the cyst, with linear hyperechoic septations and punctate hyperechoic foci internally. CDFI shows detectable blood flow signals. Multiple hypoechoic nodules are seen in the left lobe; the largest one is located in the upper pole, measuring approximately _2DS_. It has relatively clear margins and an irregular shape. CDFI shows detectable blood flow signals. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland normal in size and shape. Glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion observed. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes observed in bilateral neck.


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Thyroid gland is normal in size and shape. Multiple mixed cystic-solid echogenic nodules are visible in both lobes, with the largest ones located at the lower pole, measuring approximately _2DS_ (left) and _2DS_ (right) respectively. These nodules have well-defined borders and regular morphology. Color Doppler Flow Imaging (CDFI) demonstrates detectable peripheral ring-like blood flow signals. The rest of the gland shows homogeneous echogenicity, and CDFI reveals no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are observed in the bilateral neck.


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Left thyroid lobe thickness _SCM_, right lobe thickness _SCM_, isthmus _SCM_. Glandular echogenicity is heterogeneous. No definite space-occupying lesion was observed. CDFI showed no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes were observed in the bilateral cervical region.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. The glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


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Thyroid gland is normal in size and morphology. Glandular parenchyma shows coarse, decreased, and heterogeneous echogenicity, with nodular changes. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes were detected in the bilateral neck.


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Thyroid gland normal in size and shape. Multiple nodules are visible in both lobes. Some nodules contain hyperechoic foci. The largest nodule in the left lobe is located at the lower pole, appears hypoechoic, and measures approximately _2DS_. The largest nodule in the right lobe is located in the mid-portion, shows mixed cystic-solid echogenicity, and measures approximately _2DS_. The aforementioned nodules have well-defined borders and a regular shape. CDFI shows no definite blood flow signal. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple nodules are visible within the gland. The largest one in the right lobe is located in the middle, appearing hypoechoic, measuring approximately _2DS_, with well-defined borders and regular shape; no blood flow signal is detected on CDFI. The largest one in the left lobe is located in the mid-lower part, appearing hypoechoic, measuring approximately _2DS_, with well-defined borders and regular shape, and internal hyperechoic calcification is visible; no blood flow signal is detected on CDFI. The rest of the gland shows homogeneous echogenicity, and no abnormal blood flow signal is detected within the gland on CDFI. No significantly enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post total thyroidectomy, no obvious space-occupying lesion seen in the surgical bed. No obvious enlarged lymph nodes seen in bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Left lobe of the thyroid gland is enlarged. A mixed cystic-solid echogenic nodule is seen in the left lobe, measuring approximately _3DS_, with well-defined borders and regular shape. Its cystic wall is slightly thickened. Within it, a slightly hyperechoic area measuring approximately _3DS_ is visible, with an irregular surface. CDFI shows no blood flow signal detected. Multiple mixed cystic-solid echogenic nodules are seen in the right lobe. The largest one is located in the middle, measuring approximately _3DS_, with relatively well-defined borders and relatively regular shape. Short linear hyperechoic calcifications are visible within it. CDFI shows blood flow signals detectable in its solid component. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


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Thyroid gland is normal in size and morphology. Parenchymal echogenicity is coarse and decreased, heterogeneous. No definite space-occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No obvious enlarged lymph nodes are observed in the bilateral neck.


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Thyroid gland is regular in shape. Multiple hypoechoic nodules are observed in the right lobe, the largest one is located in the mid-portion, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no detectable blood flow signal. The remaining glandular parenchyma shows heterogeneous echogenicity, and CDFI shows an acceptable distribution of blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


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Thyroid gland normal in size and shape. In the inferior pole of the right lobe, a predominantly cystic mixed echogenic nodule is visible, measuring approximately _2DS_, with well-defined margins and regular morphology. CDFI showed no detectable blood flow signal. The remaining glandular parenchyma showed heterogeneous echogenicity, with focal areas of decreased echogenicity. CDFI showed no abnormal blood flow signals within the gland. No significant lymphadenopathy was noted in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology, with homogeneous parenchymal echogenicity. No definite space-occupying lesion is identified. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are noted in the bilateral neck.


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After left thyroid lobe and isthmus resection, multiple heterogeneous echogenic nodules are seen in the right lobe, the largest one is located in the middle, measuring approximately _2DS_, with ill-defined borders and irregular shape, peripheral annular calcification is seen in some nodules, CDFI shows no blood flow signal detected; the remaining glandular tissue shows heterogeneous echogenicity, CDFI shows no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. An anechoic nodule is noted in the upper portion of the right lobe, measuring approximately _2DS_, with clear margins and regular morphology. CDFI showed no detectable blood flow signal. The remaining thyroid parenchyma shows homogeneous echogenicity, and CDFI showed no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes were noted in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple mixed echogenicity nodules are seen in the right lobe. The largest one is located at the lower pole, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows peripheral blood flow signals. Another hyperechoic plaque is seen in the deep part of the right lobe's lower pole, measuring approximately _2DS_, with posterior acoustic shadowing. The remaining gland shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Post-catheterization of the patient's right neck, the area is covered by dressing, limiting the scanning range. The findings are for reference only.
Thyroid gland is normal in size and morphology. A hypoechoic nodule, approximately _2DS_ in size, with clear borders and regular shape, is visible in the upper pole of the right lobe. CDFI showed no blood flow signal detected. Additionally, a hyperechoic mass, approximately _2DS_ in size, with posterior acoustic shadowing, is visible in the lower pole of the right lobe. The remaining gland echogenicity is uniform. CDFI showed no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes were seen in the bilateral neck.


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Thyroid gland is normal in size and morphology. Multiple nodules are visible in both lobes. The largest nodule in the left lobe is located in the lower segment, showing mixed cystic-solid echogenicity, measuring approximately _2DS_. The largest nodule in the right lobe is located in the mid-portion, showing hypoechoic echogenicity, measuring approximately _2DS_, with well


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Thyroid gland is normal in size and morphology. Glandular echogenicity is homogeneous. No definite occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in both sides of the neck.


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Thyroid gland is normal in size and shape. Multiple anechoic nodules are seen in both the left and right lobes. The largest one in the right lobe measures approximately _2DS_, with clear borders and regular shape, containing punctate hyperechoic foci and a posterior comet-tail artifact. CDFI shows no detectable blood flow signal. The largest one in the left lobe measures approximately _2DS_, with clear borders and regular shape. CDFI shows no detectable blood flow signal. The rest of the glandular parenchyma shows homogeneous echogenicity, and CDFI reveals no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. The glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are observed in the bilateral neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and morphology. Multiple hypoechoic nodules are visible in both lobes. The largest in the left lobe is located in the mid-portion, measuring approximately _2DS_. The largest in the right lobe is located in the mid-portion, measuring approximately _2DS_. The aforementioned nodules have clear borders and regular morphology. CDFI showed no detectable blood flow signal. The remaining gland parenchyma is homogeneous in echogenicity, and CDFI showed no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes were seen in the bilateral neck.


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The thyroid gland appears full in shape. The glandular echogenicity is coarse, decreased, and inhomogeneous. No definite mass lesion is identified. CDFI demonstrates slightly increased blood flow signals within the gland. No significantly enlarged lymph nodes were detected on bilateral neck examination.


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Thyroid gland size and morphology are unremarkable. Multiple slightly hypoechoic nodules are visible within the parenchyma of the left lobe. The largest one is located in the mid-segment, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows abundant blood flow signals within it. In the right lobe, multiple patchy hypoechoic areas are visible. The largest one is located in the mid-segment, with an extent of approximately _2DS_, with relatively clear margins and relatively regular shape. CDFI shows abundant blood flow signals within it. The rest of the gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen in the bilateral neck.


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Thyroid gland is normal in size and shape. The glandular parenchyma echogenicity is coarse, decreased, and heterogeneous, with multiple small patchy hypoechoic areas diffusely distributed. CDFI shows slightly increased blood flow signals within.
Bilateral neck scan: Multiple hypoechoic nodules are seen in the left neck, with well-defined borders and regular shapes; some are round/oval. Punctate hyperechoic foci are visible within them. The hilar structure is poorly defined. The largest one measures _2DS_. CDFI shows prominent peripheral blood flow signals.
No obvious enlarged lymph nodes are seen in the right neck.


[System] Represent the given ultrasound image list for radiology report retrieval:

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Thyroid gland is normal in size and shape. Multiple hypoechoic nodules are visible within both lobes of the gland. The largest ones are all located in the mid-segment superficial layer, each measuring approximately _2DS_. The aforementioned nodules have clear boundaries and regular shapes. CDFI shows no definite blood flow signal. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows approximately normal distribution of blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


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Thyroid gland is normal in size and shape. In the left lobe, a mixed cystic-solid echogenic nodule is observed, measuring approximately _2DS_. In the right lobe, multiple mixed cystic-solid echogenic nodules are observed, with the largest measuring approximately _2DS_. The aforementioned nodules have clear margins and regular morphology. CDFI reveals detectable blood flow signals within the solid portion. The remaining glandular tissue shows uniform echogenicity, and CDFI reveals no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


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Thyroid gland appears full. The isthmus measures approximately _SCM_ in thickness, the right lobe measures approximately _SCM_ in thickness, and the left lobe measures approximately _SCM_ in thickness. Multiple hypoechoic nodules are seen in the left lobe. One of them is located in the lower pole, measuring approximately _2DS_, with relatively clear borders and a relatively regular shape. Coarse and psammomatous calcifications are visible within it. CDFI shows no blood flow signal detected. A slightly hypoechoic nodule is seen within the gland in the mid-segment of the right lobe, measuring approximately _2DS_, with clear borders and a regular shape. CDFI shows no blood flow signal detected. The remaining glandular parenchyma shows heterogeneous echogenicity, with a slightly reticular pattern. CDFI shows slightly abundant blood flow signals within the gland. No significantly enlarged lymph nodes are seen in the bilateral neck.


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Thyroid gland is normal in size and shape. In the mid-lower part of the right lobe, an anechoic nodule is observed, measuring approximately _2DS_, with well-defined borders and regular shape. Hyperechoic calcification is seen within the cyst wall. CDFI shows no blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity. CDFI reveals no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are observed in the bilateral neck.


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Thyroid gland is normal in size and morphology. Glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is observed. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are observed in bilateral neck.


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The thyroid gland shows an irregular contour. Multiple hypoechoic nodules are observed within the gland. The largest nodule in the right lobe is located in the lower portion, measuring approximately _3DS_. The largest nodule in the left lobe is located at the inferior pole, measuring approximately _3DS_. These nodules have well-defined margins, irregular shapes, and heterogeneous internal echogenicity. CDFI reveals sparse internal vascularity. The remaining glandular parenchyma shows heterogeneous echogenicity with mild reticular changes. CDFI shows no abnormal glandular vascularity. No significantly enlarged lymph nodes are observed in the bilateral neck.