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

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Thyroid gland size and morphology are unremarkable. Multiple mixed nodules are seen 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 upper pole, measuring approximately _2DS_. All the above nodules have well-defined borders and regular shapes. CDFI shows no blood flow signal within them. 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:

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Thyroid gland normal in size and shape. Multiple nodules are seen within the gland. The larger one in the left lobe is located in the mid-upper portion, measuring approximately _2DS_, with relatively clear borders and regular shape. It shows heterogeneous internal echogenicity with coarse hyperechoic calcification and posterior acoustic shadowing. CDFI shows scant peripheral blood flow signals. The larger one in the right lobe is located in the lower pole near the isthmus, appearing hypoechoic, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows scant internal and peripheral blood flow signals. The remaining glandular 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:

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Thyroid gland: The left lobe measures _3DS_, the isthmus _SCM_, and the right lobe measures _3DS_. The gland parenchyma is heterogeneously echogenic. A hypoechoic nodule is seen in the inferior pole of the left lobe, measuring _2DS_, with clear borders and regular shape. CDFI shows a small amount of blood flow signal around the nodule. No enlarged lymph nodes are seen around the thyroid gland.


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

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Thyroid gland is full in morphology. The echogenicity within the gland is heterogeneous, showing a slightly reticular change. No definite space-occupying lesion is seen 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. The glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is observed. CDFI demonstrates 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. A hypoechoic nodule is observed in the mid-lower part of each lobe. The nodule in the left lobe measures approximately _2DS_, and the nodule in the right lobe measures approximately _2DS_. The above-mentioned nodules have clear borders and regular morphology. 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 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 morphology. A hypoechoic nodule is observed in the upper pole of the left lobe, measuring approximately _2DS_, with well-defined margins and regular shape. Color Doppler Flow Imaging (CDFI) shows no detectable vascularity. The remaining glandular parenchyma demonstrates heterogeneous echogenicity, with no abnormal vascularity on CDFI. 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 unremarkable in size and morphology. Multiple mixed echogenicity nodules are visible within the gland. The largest one in the right lobe is located in the mid-portion, measuring approximately _2DS_. The largest one in the left lobe is located in the lower pole, measuring approximately _2DS_. All the above-mentioned nodules have well-defined margins and regular shape. CDFI showed no blood flow signal within them. The remaining glandular parenchyma shows homogeneous echogenicity. CDFI showed no abnormal blood flow signal 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:

[User] <image><image>

Thyroid gland is normal in size and shape. Multiple nodules are seen in the left lobe. The largest one is located in the middle part, showing cystic-solid mixed echogenicity, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows no definite blood flow signal. The rest of the glandular tissue 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 normal in size and morphology. Glandular parenchyma shows uniform 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.


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

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Thyroid gland: Normal size. An anechoic nodule is seen in the deep portion of the upper segment of the left lobe, measuring _SCM_ in diameter, with clear borders and regular shape. CDFI showed no detectable blood flow signal. The remaining glandular tissue shows homogeneous echogenicity, and CDFI showed no significant abnormality in the intraglandular blood flow. No enlarged lymph nodes were seen around the thyroid gland or adjacent to the bilateral cervical great vessels.


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

[User] <image><image>

Thyroid gland normal in size and morphology. Glandular parenchyma shows uniform 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:

[User] <image><image>

The thyroid gland is full in shape. Multiple nodules are visible within the gland. The largest nodule in the left lobe is located in the mid-upper portion, appearing hypoechoic, measuring approximately _2DS_. The largest nodule in the right lobe is at the lower pole, showing mixed cystic and solid echogenicity, measuring approximately _2DS_. The aforementioned nodules have well-defined borders and regular shapes. Color Doppler Flow Imaging (CDFI) reveals detectable vascularity. The remaining glandular tissue exhibits heterogeneous echogenicity with a slightly reticular pattern. CDFI reveals slightly increased 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:

[User] <image><image>

Thyroid gland is normal in size and shape. Multiple anechoic nodules are seen in the right lobe. The largest one is located in the lower segment, measuring approximately _2DS_, with clear borders and regular shape. Posterior acoustic enhancement is not obvious, and punctate hyperechoic foci are visible. CDFI showed no blood flow signal detected. The rest of the gland shows homogeneous echogenicity, and CDFI showed no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes were seen in both sides of the neck. A hypoechoic nodule is seen inferior to the lower pole of the right lobe of the thyroid gland, measuring approximately _2DS_, with clear borders and regular shape. CDFI showed no blood flow signal detected.


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

[User] <image><image>

Thyroid gland is normal in size and shape. 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 mid-portion, measuring approximately _2DS_. They have clear borders and regular shapes. CDFI shows no blood flow signal. The remaining 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: Normal in size. Multiple nodules are visible within the gland. The largest one is located in the isthmus, measuring approximately _2DS_, with clear borders and regular shape. Color Doppler Flow Imaging (CDFI) shows detectable peripheral blood flow signals. The remaining glandular parenchyma shows homogeneous echogenicity. A cystic structure is visible in the lateral aspect of the inferior pole of the right thyroid lobe, in the parathyroid region, measuring approximately _3DS_, with clear borders and regular shape. Posterior acoustic enhancement is noted. CDFI shows no detectable blood flow signals. No enlarged lymph nodes are observed in the perithyroidal region or adjacent to the bilateral cervical great vessels.


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

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Right lobe of the thyroid gland thickness: _SCM_, left lobe thickness: _SCM_, isthmus thickness: _SCM_. In the mid-segment of the left lobe, a patchy hypoechoic lesion is observed, measuring approximately _2DS_. Its border is ill-defined, and its morphology is irregular. CDFI shows detectable sparse blood flow signals. In the mid-segment of the right lobe, an anechoic nodule is observed, measuring approximately _2DS_. Its border is clear, and its morphology is regular. CDFI shows no detectable blood flow signals. The remaining glandular parenchyma shows 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 is normal in size and full in contour. A mixed echogenic nodule is visible in the deep central portion of the left lobe, measuring approximately _2DS_, with clear margins and regular shape. CDFI showed no detectable blood flow signal. The remaining glandular parenchyma demonstrates heterogeneous echogenicity, with a subtle reticular pattern. CDFI showed slightly reduced 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 size and morphology are normal. Glandular echogenicity is heterogeneous and unevenly distributed. Multiple nodules are seen within the gland. The larger one in the right lobe is located in the middle portion, showing mixed cystic-solid echogenicity, measuring approximately _2DS_, with ill-defined borders and irregular morphology, partially presenting confluent changes. CDFI shows abundant blood flow signals. The larger one in the left lobe is located in the lower pole, showing mixed cystic-solid echogenicity, measuring approximately _2DS_, with ill-defined borders and irregular morphology. CDFI shows sparse blood flow signals. 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 normal in size and morphology. Glandular parenchyma shows mild heterogeneity. No definite space-occupying lesion is identified. 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. Within the mid-upper segment of the left lobe, near the anterior capsule, a hypoechoic nodule is seen within the gland, approximately _2DS_ in size, with ill-defined borders, irregular shape, and visible linear calcification within. CDFI shows detectable sparse blood flow signals. The remaining gland parenchyma shows uniform 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 morphology. Multiple hypoechoic nodules are noted in the left lobe. The largest one is located in the lower pole, measuring approximately _3DS_. It demonstrates a well-defined border and regular shape, and Color Doppler Flow Imaging (CDFI) reveals detectable blood flow signals. A hypoechoic nodule is identified in the upper pole of the right lobe, measuring approximately _3DS_. It demonstrates a well-defined border and regular shape, and CDFI reveals no detectable blood flow signals. The remaining gland parenchyma 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.


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

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Thyroid gland normal in size and morphology. Parenchymal echogenicity is coarse, hypoechoic, and heterogeneous. CDFI shows mildly increased parenchymal blood flow signals. 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. Multiple nodules are seen in the left lobe. The largest one is located in the mid-lower portion, near the posterior aspect, showing mixed cystic-solid echogenicity, measuring approximately _2DS_. CDFI reveals peripheral blood flow signals. The remaining parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signals within the gland.


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

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Thyroid gland: After partial left lobectomy, the echogenicity of the residual bilateral lobes is coarse, decreased, and unevenly distributed. Multiple mixed cystic-solid echogenic nodules are visible. The largest one in the right lobe is located in the mid-segment deep layer, measuring approximately _2DS_. The largest one in the left lobe is located in the upper segment superficial layer, measuring approximately _2DS_. The above-mentioned nodules have clear borders and regular morphology. CDFI shows peripheral blood flow signals.


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

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Thyroid gland normal in size and morphology. The intraglandular echogenicity is heterogeneously coarsened and hypoechoic, with a slightly reticular pattern. No definite space-occupying lesion is seen within the gland. CDFI shows slightly decreased 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. Multiple hypoechoic nodules are visible 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_. They have clear margins and regular shape. CDFI showed no blood flow signal. The remaining gland showed homogeneous echogenicity, and CDFI showed no abnormal blood flow signal 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. Multiple nodules are seen in both lobes. The largest nodule in the left lobe is located in the mid-posterior aspect, measuring approximately _2DS_, with clear margins and regular shape. CDFI demonstrated no definite internal blood flow signal. The largest nodule in the right lobe is located in the mid-inferior posterior aspect, measuring approximately _2DS


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

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Thyroid gland is normal in size and morphology. Multiple anechoic nodules are seen in the right lobe, the largest one is located at the inferior pole, measuring approximately _2DS_, with clear borders and regular shape. CDFI showed no blood flow signal detected. An anechoic nodule is seen in the inferior segment of the left lobe, measuring approximately _2DS_, with clear borders and regular shape. CDFI showed no blood flow signal detected. The remaining gland parenchyma shows homogeneous echogenicity. CDFI showed no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes were 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 morphology. The glandular parenchyma shows homogeneous echogenicity. No definite space-occupying lesion is identified. CDFI shows no abnormal vascularity within the gland. No abnormally 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. The left lobe shows a hypoechoic nodule, approximately _2DS_ in size, with ill-defined borders and irregular shape. Hyperechoic calcifications are visible within. CDFI shows sparse peripheral blood flow signals. The right lobe shows multiple heterogeneous isoechoic nodules, approximately _3DS_ in size, with well-defined margins and regular shape. CDFI shows no blood flow signals detected. The remaining gland echogenicity is heterogeneous. CDFI shows no abnormal 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 is normal in size and shape. An anechoic nodule is seen in the lower segment of the right lobe, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI shows no detectable blood flow signal. The remaining glandular tissue 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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The thyroid gland is normal in size and morphology. Multiple mixed cystic-solid echogenic nodules are seen in both lobes. The largest one in the right lobe is located in the upper segment, measuring approximately _3DS_. The largest one in the left lobe is located in the superficial aspect of the middle segment, measuring approximately _3DS_. All the above-mentioned nodules have well-defined margins and regular shape. CDFI showed no discernible blood flow signal. The remaining gland parenchyma showed homogeneous echogenicity. CDFI showed no abnormal blood flow signal 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 shape. Glandular echotexture is homogeneous. No definite space-occupying lesion identified. CDFI showed no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes identified 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. Multiple hypoechoic nodules are visible in both lobes. The larger one on the left side is located in the middle, measuring approximately _2DS_. The larger one on the right side is located in the middle, measuring approximately _2DS_. These nodules have clear borders and regular morphology. CDFI showed no detectable blood flow signal. The remaining glandular parenchyma showed coarse, decreased, and heterogeneous echogenicity. CDFI showed no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes were seen 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. Glandular echotexture is homogeneous. 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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Thyroid gland: Normal size. A heterogeneous hypoechoic nodule is seen in the mid-portion of the right lobe, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows detectable blood flow signals within and around it; the remaining glandular tissue shows homogeneous echogenicity, and CDFI shows normal distribution of blood flow signals within it. No enlarged lymph nodes are seen in the perithyroidal region 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 enlarged, left lobe size _3DS_, isthmus thickness approximately _SCM_, right lobe size _3DS_. Glandular echogenicity is coarse and hypoechoic, heterogeneous. CDFI showed no abnormal vascularity within the gland. No significantly enlarged lymph nodes 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 full in shape. A hypoechoic nodule is visible in the mid-portion of the left lobe, measuring approximately _2DS_. Its border is relatively clear, and its shape is relatively regular. CDFI shows detectable punctate blood flow signals. The echogenicity of the remaining glandular tissue is diffusely decreased, with uneven distribution. CDFI shows slightly decreased blood flow signals 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:

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Thyroid gland has a full contour. Glandular echogenicity is diffusely decreased, coarsened, and somewhat heterogeneous. Multiple hypoechoic areas with ill-defined borders are visible within. One area in the left lobe measures approximately _2DS_, and one area in the right lobe measures approximately _2DS_. CDFI shows acceptable blood flow signal distribution within both glandular tissues. 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 upper superficial portion of the right lobe, measuring approximately _3DS_, with well-defined borders and regular shape. CDFI shows no definite blood flow signal within it. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI shows no abnormal blood flow signal within the gland parenchyma. 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. Glandular echotexture is homogeneous. No definite space-occupying lesion identified. CDFI showed no abnormal 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 morphology. Multiple nodules are visible within the gland. The larger ones are all located in the mid-lower segment, superficial layer, showing mixed cystic-solid echogenicity. The largest nodule in the right lobe measures approximately _2DS_, and in the left lobe measures approximately _3DS_. The aforementioned nodules have clear margins and regular shape. CDFI shows no blood flow signal. The remaining glandular tissue shows coarse and decreased echogenicity, and is heterogeneous. 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 normal in size and shape, with homogeneous parenchymal echogenicity. No definite occupying lesion seen. CDFI shows no abnormal blood flow signal within the gland.
Bilateral neck scan reveals multiple hypoechoic nodules in bilateral neck Level III and Level IV, more prominent on the left side. The largest on the left measures approximately _2DS_, and the largest on the right measures approximately _2DS_. These nodules have clear borders and regular morphology. Some nodules do not show a lymphatic hilum structure. CDFI shows abundant 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. Multiple hypoechoic nodules are seen within the gland. The largest one in the right lobe is located at the lower pole, measuring approximately _2DS_, with a well-defined border and a regular shape. CDFI shows blood flow signals within and around it. The largest one in the left lobe is located at the lower pole, measuring approximately _2DS_, with a well-defined border and a regular shape. CDFI shows blood flow signals around it. Additionally, a hypoechoic nodule is seen in the mid-lower portion of the left lobe, measuring approximately _2DS_, with a well-defined border and an irregular shape. Punctate hyperechoic foci are seen within it. CDFI shows blood flow signals within it. 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 appears full. A hypoechoic nodule is visible in the lower pole of the right lobe, measuring approximately _3DS_. Its borders are relatively clear, shape is irregular, and it appears confluent. CDFI reveals scant peripheral and internal blood flow signals. The remaining gland parenchyma shows heterogeneous echogenicity with a slightly reticular pattern. 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: Normal size and contour. In the mid-upper segment of the left lobe, a hyperechoic nodule is seen in the superficial layer, measuring approximately _3DS_, with clear margins and regular shape. CDFI shows no blood flow signal within it. Additionally, in the mid-lower segment of the left lobe, a predominantly hyperechoic nodule is seen, with seemingly gravel-like hyperechoic foci within it, measuring _3DS_, with fairly well-defined margins and regular shape. CDFI shows minimal peripheral blood flow signal. The remaining glandular echogenicity is fairly homogeneous, and intraglandular blood flow distribution is adequate on CDFI. No enlarged lymph nodes are noted 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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The thyroid gland is reduced in size, with heterogeneous echogenicity of the gland. Multiple cystic nodules are seen in the right lobe of the thyroid gland, with clear margins and regular shape. One of them measures approximately _2DS_. An isoechoic nodule is seen in the left lobe of the thyroid gland, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no abnormal 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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The thyroid gland is normal in size and shape. An anechoic nodule is visible in the upper pole of the right lobe, measuring approximately _2DS_, with clear boundaries and regular shape. CDFI showed no blood flow signal detected. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI showed no abnormal blood flow signal 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 normal in size and shape. Glandular echotexture coarse, decreased, and unevenly distributed. CDFI shows acceptable blood flow signal distribution within the gland. No obvious enlarged lymph nodes seen in bilateral neck.


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

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The thyroid gland is normal in size and morphology. Multiple nodules are seen in the left lobe, the largest one located at the lower pole, appearing isoechoic, measuring approximately _2DS_, with clear borders and regular shape. A peripheral hypoechoic halo is visible. CDFI shows circumferential blood flow signals detected peripherally. A hypoechoic nodule is seen in the upper-middle part of the right lobe, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows sparse blood flow signals detected peripherally. 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 is normal in size and shape. Bilateral lobes show multiple anechoic nodules. The largest in the left lobe is located at the upper pole, measuring approximately _2DS_. The largest in the right lobe is located at the lower pole, measuring approximately _2DS_. They have well-defined borders and regular shape, with internal punctate hyperechoic foci and posterior comet-tail artifact. CDFI shows no detectable blood flow signal. The rest of the gland 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 morphology, with uniform parenchymal echogenicity. No definite space-occupying lesion is observed. 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. A hypoechoic mass is visible in the right lobe, measuring approximately _3DS_, with well-defined borders and a regular shape. No blood flow signal was detected on CDFI. The remaining glandular echogenicity is coarse, decreased, and heterogeneous. No abnormal blood flow signal was seen within the gland on CDFI. 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 shape. Multiple nodules are visible within the right lobe of the gland, one of which is located in the middle, appears hypoechoic, measures approximately _2DS_, with well-defined borders and a regular shape. CDFI shows no definite blood flow signal. The remaining gland parenchyma is homogeneous, and CDFI shows no abnormal blood flow signal 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 size and morphology are unremarkable. Multiple nodules are visible within the gland. In the left lobe, one is located in the upper pole, showing cystic-solid mixed echogenicity, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no blood flow signal detected within the nodule. In the right lobe, the larger one is located in the mid-lower portion, showing hypoechogenicity, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no blood flow signal detected within the nodule. 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 the bilateral neck.


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

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Thyroid gland appears full in contour. A medium-high echogenic nodule is visible in the deep portion of the right lobe's lower pole, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI reveals peripheral vascularity. The remaining gland parenchyma demonstrates heterogeneous echogenicity with a mildly reticular pattern. CDFI reveals mildly increased vascularity within the gland. No obviously 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 is normal in size and morphology. Glandular echogenicity is mildly low. 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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Thyroid gland normal in size and morphology. Glandular echogenicity is slightly heterogeneous. No definite space-occupying lesion identified. 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. The parenchyma is homogeneous in echogenicity. No definite space-occupying lesion is identified. 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. Multiple mixed echogenicity nodules are seen in both lobes. The largest in the left lobe is located at the lower pole, measuring approximately _2DS_. The largest in the right lobe is located in the mid-portion, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows no blood flow signal detected within them. The remaining gland shows uniform echogenicity, and CDFI shows no abnormal blood flow signal 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 is normal in size and shape. Glandular echotexture is homogeneous. No definite space-occupying lesion is seen. 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, no definite mass lesion is identified in the thyroid bed. No abnormally 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 lower pole of the right lobe, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI shows scanty peripheral blood flow signal. The remaining glandular tissue shows coarsened and decreased echogenicity, which is heterogeneous. CDFI shows no abnormal intraglandular blood flow signal. No significantly enlarged bilateral cervical lymph nodes are seen.


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

[User] <image><image>

Thyroid gland is normal in size and morphology. In the mid-portion of the right lobe, an anechoic nodule is visible, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI showed no blood flow signal. The remaining gland parenchyma showed homogeneous echogenicity, and CDFI showed no abnormal blood flow signal within the gland. In the left neck (patient's indicated area), a hypoechoic nodule is detectable, measuring approximately _2DS_, with well-defined borders and regular shape. A "lymphatic hilum" structure is visible. CDFI showed a detectable blood flow signal. No obviously enlarged lymph nodes were seen in the right neck.


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

[User] <image><image>

Thyroid gland is normal in size and shape. In the mid-portion of the left lobe, a cluster of hyperechoic foci is visible, appearing "popcorn-like", measuring approximately _2DS_, with posterior acoustic shadowing. The remaining gland parenchyma shows homogeneous echogenicity. CDFI reveals 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. A hypoechoic nodule is seen in the mid-portion of the left lobe, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI shows no 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>

Post total thyroidectomy of the right lobe and isthmus, and partial thyroidectomy of the left lobe. In the original region of the right lobe, a predominantly hypoechoic lesion is observed, measuring approximately _3DS_, with well-defined borders, regular shape, and heterogeneous echogenicity. Color Doppler Flow Imaging (CDFI) shows abundant blood flow signals within it. The residual left lobe of the thyroid gland measures approximately _3DS_, with an irregular shape and heterogeneous internal echogenicity. CDFI shows abundant blood flow signals within it. Multiple hypoechoic nodules are detected in the left cervical level IV region. Some contain cystic areas, with the largest measuring approximately _2DS_. These nodules have well-defined borders, somewhat irregular shapes, and no visible hilar structure. CDFI shows scant blood flow signals.


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

[User] <image><image>

Right lobe of the thyroid gland is enlarged, left lobe is normal in size, with irregular shape. The right lobe measures approximately _3DS_, the isthmus thickness is approximately _SCM_, and the left lobe measures approximately _3DS_. In the mid-portion of the right lobe parenchyma, a predominantly cystic mixed echogenic nodule is observed, almost completely filling the gland, measuring approximately _3DS_. The anechoic component shows poor sound transmission, with multiple punctate hyperechoic foci and septations. It has an irregular shape and ill-defined borders. Color Doppler Flow Imaging (CDFI) shows no blood flow signal. Multiple nodules are observed within the left lobe parenchyma, the largest one located in the mid-portion, appearing hypoechoic, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI shows a small amount of peripheral blood flow signal. 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 predominantly solid nodule is visible in the superficial mid-portion of the right lobe, measuring approximately _2DS_, with well-defined margins 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. No significantly enlarged lymph nodes were noted bilaterally in the 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 seen in the right lobe. The largest one is located in the mid-portion, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows detectable blood flow signal. The remaining gland shows homogeneous echogenicity, and CDFI reveals 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 shape. The glandular parenchyma shows coarse and increased echogenicity, which is heterogeneous. CDFI shows no abnormal blood flow signals within the gland. Multiple predominantly hypoechoic nodules are seen in the right lobe. The largest one is located in the upper pole, measuring approximately _2DS_. It has ill-defined borders and an irregular shape. CDFI shows detectable blood flow signals. A predominantly hypoechoic nodule is seen in the mid-portion of the left lobe, measuring approximately _2DS_. It has a relatively regular shape and is ill-defined from the surrounding normal parenchyma. CDFI shows detectable peripheral 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:

[User] <image><image>

Thyroid gland is normal in size and shape. Glandular echotexture is homogeneous. No definite space-occupying lesion identified. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes observed in 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 seen in the right lobe. The largest one is located in the middle segment, measuring approximately _2DS_, with well-defined margins and regular morphology. CDFI showed no detectable blood flow signal. The rest of the gland shows homogeneous echogenicity. CDFI showed no abnormal blood flow signal 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:

[User] <image><image>

Thyroid gland is normal in size and morphology. Glandular echogenicity is coarse and decreased, heterogeneous. No definite space-occupying lesion is observed. CDFI shows normal intraglandular blood flow signal distribution. No obvious 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 morphology. Multiple nodules are visible within both lobes. The largest one in the right lobe is located at the lower pole, anechoic, approximately _2DS_ in size, with clear borders and regular shape. Punctate hyperechoic foci are visible within it, accompanied by a comet-tail artifact. CDFI shows no detectable blood flow signal. The largest one in the left lobe is located in the mid-portion, anechoic, approximately _2DS_ in size, with clear borders and regular shape. CDFI shows no detectable blood flow signal. The remaining gland 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 size and morphology are normal. 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:

[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 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 occupying lesion is seen. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen bilaterally in the neck.


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

[User] <image><image>

Thyroid gland normal in size and shape, with homogeneous parenchymal echogenicity. No definite occupying lesion seen. CDFI showed 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 normal in size and shape. Glandular parenchyma shows uniform 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 morphology. Multiple nodules are visible within the gland. The largest one in the right lobe is located at the lower pole, showing heterogeneous hypoechogenicity, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI shows no blood flow signal detected. The largest one in the left lobe is located at the lower pole, showing hypoechogenicity, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI shows no blood flow signal detected. The remaining glandular tissue 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:

[User] <image><image>

Thyroid gland size and morphology are normal. Glandular echotexture is coarse and hypoechoic. No definite space-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.


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

[User] <image><image>

Thyroid gland is normal in size and morphology. An anechoic nodule is visible in the upper pole of the right lobe and the mid portion of the left lobe, measuring approximately _2DS_ (right) and _2DS_ (left) respectively, with clear borders and regular morphology. Punctate hyperechoic foci are visible within. CDFI shows no detectable blood flow signal. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the glandular tissue. No significantly enlarged lymph nodes were observed bilaterally in the neck.


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

[User] <image><image>

Thyroid gland: Post-total thyroidectomy, ultrasound examination of the thyroid bed revealed no obvious abnormal echoes. Bilateral cervical ultrasound revealed significantly enlarged lymph nodes.


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

[User] <image><image>

Thyroid gland normal in size and morphology. Glandular parenchyma shows uniform echogenicity. No definite space-occupying lesion was observed. 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:

[User] <image><image>

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


[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 observed in both lobes. The largest nodule in the left lobe is located in the mid-lower portion, appearing anechoic, measuring approximately _2DS_. The largest nodule in the right lobe is located in the lower pole, appearing hypoechoic, measuring approximately _2DS_. The aforementioned nodules have clear boundaries and regular shapes. CDFI shows no blood flow signal detected. The remaining gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal 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 shape. Multiple mixed echogenicity nodules are seen in both lobes. 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 at the upper 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. CDFI shows no abnormal blood flow signal 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 shape. A hypoechoic nodule is seen in the middle portion of the right lobe of the thyroid gland, measuring approximately _2DS_, with clear margins and a relatively regular shape. CDFI showed detectable vascularity. The remaining gland shows homogeneous echogenicity, and CDFI showed normal blood flow distribution within the gland. No enlarged lymph nodes were seen in the perithyroidal region or adjacent to the bilateral cervical great vessels.


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

[User] <image><image>


[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. No definite space-occupying lesion is seen. 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. The glandular parenchyma shows coarse, hypoechoic, and heterogeneous echogenicity, with a mildly reticulated appearance. No definite space-occupying lesion is identified within the gland. CDFI shows slightly increased 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:

[User] <image><image>

Thyroid gland is normal in size and shape. A hypoechoic nodule is seen in the deep part of the upper segment of the left lobe, measuring approximately _3DS_, with relatively clear borders and a relatively regular shape. The aspect ratio is slightly greater than 1. Punctate hyperechoic foci are seen within it. 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:

[User] <image><image>

Thyroid gland normal in size and morphology. In the left lobe near the isthmus, a mixed cystic-solid echogenic nodule is observed, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows no blood flow signal detected. Multiple nodules are seen in the right lobe, the largest located at the upper pole, presenting as heterogeneous hyperechoic, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows no blood flow signal detected. The remaining gland shows coarse and decreased echogenicity, and is heterogeneous. CDFI shows no abnormal blood flow signal detected within the gland. No significantly enlarged lymph nodes 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 nodules are visible within the gland. The larger nodule in the right lobe is located in the mid-portion, appearing hypoechoic, measuring approximately [size], with clear margins and regular shape. CDFI shows no internal blood flow signal. The larger nodule in the left lobe is located in the lower pole, appearing isoechoic to hyperechoic, approximately [size], with clear margins and regular shape. CDFI shows internal blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the gland. No significant cervical lymphadenopathy is noted bilaterally.


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

[User] <image><image>

Thyroid gland is normal in size and shape. Glandular echotexture is homogeneous. No definite space-occupying lesion identified. 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:

[User] <image><image>

Thyroid gland is normal in size and morphology. A cystic nodule is seen in the mid-portion of the right lobe, measuring approximately _2DS_, with clear margins and regular morphology. Punctate hyperechoic foci are visible within it. Color Doppler Flow Imaging shows no detectable blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity, and Color Doppler Flow Imaging 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. Glandular echogenicity is uniform, with no definite space-occupying lesion observed. CDFI shows 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:

[User] <image><image>

Thyroid gland is normal in size and morphology. A hypoechoic nodule is visible in the upper pole of the right lobe, measuring approximately _2DS_, with clear margins, irregular shape, aspect ratio _r_, heterogeneous internal echogenicity, and internal hyperechoic foci. Color Doppler Flow Imaging (CDFI) shows no detectable blood flow signal. A hypoechoic nodule is visible in the upper pole of the left lobe, measuring approximately _2DS_, with clear margins, irregular shape, aspect ratio _r_. CDFI shows no detectable blood flow signal. Additionally, an anechoic nodule is visible in the mid-portion of the left lobe, measuring approximately _2DS_, with clear margins, regular shape. CDFI shows no detectable blood flow signal. The remaining gland shows homogeneous echogenicity. CDFI shows no abnormal 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:

[User] <image><image>

Thyroid gland is normal in size and shape. Multiple hypoechoic nodules are seen in both lobes. The largest one in the left lobe is located in the mid-lower pole, measuring approximately _2DS_. The largest one in the right lobe is located in the mid-portion, measuring approximately _2DS_. The above-mentioned nodules have clear borders and regular shapes. CDFI showed no blood flow signals detected. The remaining glandular 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. An anechoic nodule is seen superior to the thyroid isthmus, measuring approximately _3DS_, with clear borders and regular shape. Multiple punctate echogenic foci are seen within it, with posterior comet-tail artifact. CDFI showed no blood flow signals within it.


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

[User] <image><image>

Thyroid gland is unremarkable in size and shape. Multiple nodules are visible within the gland. The largest one in the right lobe is located centrally, showing mixed cystic-solid echogenicity, measuring approximately _2DS_. The largest one in the left lobe is located centrally, showing mixed cystic-solid echogenicity, measuring approximately _2DS_. The above-mentioned nodules have well-defined margins and regular shape. CDFI shows visible blood flow signals within them. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are seen bilaterally in the 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 morphology. Multiple cystic-solid mixed echogenicity nodules are visible in both lobes. The larger one in the left lobe is located in the mid-segment deep layer, measuring approximately _3DS_, with clear borders and regular morphology. CDFI shows no detectable blood flow signal. The larger one in the right lobe is located in the mid-segment superficial layer, measuring approximately _3DS_, with clear borders and regular morphology. CDFI shows detectable blood flow signal. The remaining glandular tissue shows homogeneous echogenicity. 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:

[User] <image><image>

Post total thyroidectomy, no definite occupying lesion seen in the surgical bed. Bilateral neck scan reveals a hypoechoic nodule in the right neck level III, measuring approximately _2DS_, with ill-defined borders and relatively regular shape. The "hilar" structure is indistinctly visualized. CDFI shows detectable blood flow signal.


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

[User] <image><image>

Thyroid gland appears full. A hypoechoic nodule is visible within the left lobe parenchyma, measuring approximately _3DS_, with well-defined borders and regular shape. CDFI shows punctate blood flow signals within it. The rest of the gland parenchyma shows heterogeneous echogenicity, with a slightly reticular pattern. 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:

[User] <image><image>

Thyroid gland is normal in size and shape. Multiple nodules are visible in both lobes. The larger one in the left lobe is located in the mid-lower segment, presenting as mixed cystic-solid echogenicity, measuring approximately _3DS_, with clear borders and regular shape. CDFI shows blood flow signals within and around it. The larger one in the right lobe is located in the mid-lower segment, presenting as isoechoic, measuring approximately _3DS_, with clear borders and regular shape. Hyperechoic calcifications are visible within it. CDFI shows blood flow signals within and around it. The remaining gland 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. Multiple anechoic nodules are seen in both lobes. The largest one in the right lobe is located in the mid-portion, measuring approximately _2DS_. The largest one in the left lobe is located in the lower segment, measuring approximately _2DS_. All the above nodules have clear margins and regular morphology, with punctate echogenic foci seen within them. CDFI shows no blood flow signal detected. The rest of the gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signal within the gland. No enlarged lymph nodes are seen around the thyroid gland or adjacent to the bilateral great vessels of the neck.


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

[User] <image><image>

Thyroid gland is normal in size and morphology. Left lobe measures _3DS_. Isthmus measures approximately _SCM_. Right lobe measures _3DS_. Glandular echogenicity is homogeneous. No definite space-occupying lesion is identified. CDFI shows no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes are 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. Multiple hypoechoic nodules are seen in the left lobe, the largest one located in the lower pole, measuring approximately _2DS_, with clear margins and a regular shape. Color Doppler Flow Imaging shows detectable vascularity within it. The remaining gland demonstrates coarse and decreased echogenicity, which is heterogeneous and exhibits a reticular pattern. Color Doppler Flow Imaging shows no abnormal vascularity 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:

[User] <image><image>

Thyroid gland is normal in size and morphology. An anechoic nodule is visible in the lower pole of the left lobe, measuring approximately _2DS_, with well-defined margins and regular shape. Punctate hyperechoic foci with posterior comet-tail artifact are visible within. Color Doppler Flow Imaging shows no blood flow signal detected. The remaining gland parenchyma shows homogeneous echogenicity, and Color Doppler Flow Imaging shows no abnormal blood flow signal 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 well-defined margins and regular shape, with visible hilar structures. Color Doppler Flow Imaging shows blood flow signals detected.


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

[User] <image><image>

Thyroid gland is normal in size and shape. Multiple mixed echogenicity nodules are seen in both lobes. The largest one in the left lobe is located in the lower-middle portion, measuring approximately _2DS_. The largest one in the right lobe is located in the upper pole, measuring approximately _2DS_. The aforementioned nodules have well-defined borders and regular shapes. CDFI shows no detectable blood flow signal. The rest of the gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes are seen in both sides of the neck.


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

[User] <image><image>

Thyroid gland normal in size and shape. A nodule is visible in each lobe of the thyroid gland. The left one measures approximately _2DS_, appearing hypoechoic. The right one measures approximately _2DS_, appearing as mixed cystic-solid echogenicity. Both have well-defined borders and regular shapes. CDFI shows no blood flow signal within them. The rest of the gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland.
On scanning the right side of the neck, multiple hypoechoic nodules are detected. The largest measures approximately _2DS_, with clear borders, regular shapes, and a visible lymphatic hilum. CDFI shows detectable blood flow signals within them. No obviously enlarged lymph nodes are seen in the left neck.


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

[User] <image><image>

Thyroid gland normal in size and morphology. Glandular parenchyma shows uniform echogenicity. No definite space-occupying lesion observed. CDFI shows 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:

[User] <image><image>

Thyroid gland is normal in size and shape. Multiple anechoic nodules are visible in both lobes. Punctate echogenic foci are seen within the cyst walls of some nodules. The larger ones are all centrally located. The left lobe measures approximately _2DS_, and the right lobe measures approximately _2DS_. The aforementioned nodules have clear borders and regular shapes. CDFI shows no definite blood flow signal. The rest of the 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:

[User] <image><image>

Thyroid gland is normal in size and shape. Multiple mixed echogenicity nodules are seen in both lobes. The largest one in the left lobe is located in the lower pole, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows detectable peripheral blood flow signals. The largest one in the right lobe is located in the lower pole, measuring approximately _2DS_, with relatively clear borders, appearing fused. CDFI shows detectable peripheral and internal blood flow signals. The echogenicity of the remaining gland is relatively uniform. 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 morphology. Multiple hypoechoic nodules are visible within the right lobe parenchyma. The largest one is located in the middle, measuring approximately _3DS_. Its borders are relatively clear, and its shape is relatively regular. CDFI shows detectable peripheral blood flow signals. The rest of the gland parenchyma shows homogeneous echogenicity, and CDFI reveals 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>

Post-total thyroidectomy, no definite occupying lesion was observed in the surgical bed. Upon scanning of the bilateral neck, a hypoechoic nodule was observed in the right cervical thyroid region, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI showed no detectable blood flow signal. No abnormally enlarged lymph nodes were 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. Glandular echogenicity is uniform. No definite space-occupying lesion is identified. CDFI demonstrates 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. A hypoechoic nodule is observed in the inferior pole of the right lobe, measuring approximately _2DS_, with well-defined borders and regular morphology. Color Doppler Flow Imaging (CDFI) shows no detectable blood flow signal. The remaining gland parenchyma demonstrates homogeneous echogenicity, and CDFI reveals 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 unremarkable in size and morphology. Multiple hypoechoic nodules are seen in the left lobe. The largest one is located in the mid-lower segment, superficial, measuring approximately _2DS_, with well-defined margins and regular shape. Color Doppler Flow Imaging (CDFI) shows internal vascularity. A hypoechoic nodule is seen in the right lobe near the isthmus, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no detectable blood flow signals within it. The remaining gland 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:

[User] <image><image>

Thyroid gland is full in contour; Multiple hypoechoic nodules are seen in both lobes. The largest one in the left lobe is located in the mid-portion, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows detectable blood flow signals. The largest one in the right lobe is located in the mid-portion, measuring approximately _2DS_, with clear margins and regular shape. CDFI shows no detectable blood flow signals. Additionally, an arc-shaped hyperechoic focus is seen at the lower pole of the left lobe, measuring approximately _2DS_, accompanied by broad posterior acoustic shadowing, obscuring posterior structures. The remaining glandular parenchyma shows coarse and decreased echogenicity, with heterogeneous distribution. CDFI shows abundant 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. A hypoechoic nodule is seen in the upper pole of the right lobe, measuring approximately _2DS_ in size, with a well-defined border and regular shape. CDFI shows no blood flow signal detected. A hypoechoic nodule is seen in the mid-portion of the left lobe, measuring approximately _2DS_ in size, with a relatively well-defined border and relatively regular shape. Multiple hyperechoic foci are seen within it. CDFI shows blood flow signals detected peripherally and internally. The remaining gland shows 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:

[User] <image><image>

Thyroid gland is normal in size and morphology. A hypoechoic nodule is seen in the isthmus, measuring approximately _2DS_, with clear margins and regular shape. It protrudes beyond the capsule, and internal hyperechoic calcification is visible. CDFI shows detectable peripheral blood flow signal. A hyperechoic calcification is seen subcapsularly in the mid-portion of the right lobe, measuring approximately _2DS_, with posterior acoustic shadowing. 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 morphology. Multiple mixed echogenic nodules are seen in the right lobe. The largest one is located in the lower pole, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI showed no detectable blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity. CDFI showed no abnormal blood flow signal 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 is normal in size and shape. Multiple mixed echogenicity nodules are seen in both lobes. The largest one in the left lobe is located in the lower-middle portion, measuring approximately _2DS_. The largest one in the right lobe is located in the upper pole, measuring approximately _2DS_. The borders are clear and the shape is regular. CDFI shows perilesional blood flow signals detected around the largest nodule in the right lobe. The remaining glandular parenchyma shows coarsened and decreased echogenicity, and is 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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The thyroid gland is normal in size and shape. In the mid-portion of the left lobe, a hypoechoic nodule is observed, measuring approximately _3DS_. Its borders are relatively clear, and its shape is relatively regular. Aspect ratio is _r_. CDFI shows detectable blood flow signals. In the mid-portion of the right lobe, a nodule with mixed cystic and solid echogenicity is observed, measuring approximately _3DS_. Its borders are clear, and its shape is regular. CDFI shows no detectable blood flow signals. The remaining 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.


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

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Thyroid gland normal in size and morphology. An anechoic nodule is seen in the upper pole of the left lobe, measuring approximately _2DS_, with clear boundaries, regular shape, poor internal acoustic transmission, a visible point-like hyperechoic focus, accompanied by a posterior comet-tail artifact. CDFI showed no blood flow signal detected. The remaining gland parenchyma shows homogeneous ech


[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 solid echogenic nodule is observed in the lower pole of the left lobe, measuring approximately _2DS_, with an ill-defined border and irregular morphology. CDFI reveals a small amount of blood flow signal within it. The remaining glandular parenchyma shows homogeneous echogenicity, and CDFI demonstrates 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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The thyroid gland is normal in size and shape. A hypoechoic nodule is visible in the posterior aspect of the inferior pole of the left lobe, measuring approximately _3DS_, with ill-defined borders, irregular shape, and an aspect ratio of _r_. Punctate hyperechoic foci are visible within it. CDFI shows punctate blood flow signals detectable peripherally. Multiple nodules are visible in the right lobe, one of which is located in the mid-portion, appearing hypoechoic, measuring approximately _3DS_, with relatively well-defined borders, relatively regular shape, and immediately adjacent to the right common carotid artery. CDFI shows detectable peripheral 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 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. Multiple nodules are visible bilaterally. The largest one is located in the left lobe near the isthmus, measuring approximately _3DS_. It has clear borders, regular shape, and heterogeneous internal echogenicity. CDFI shows a small amount of blood flow signal within the nodule. The rest of the gland shows uniform echogenicity. CDFI shows normal distribution of blood flow signals within the gland.
Cervical region scan: A hypoechoic nodule is seen in the left cervical region, level IV, measuring approximately _3DS_. It has clear borders, and no hilar structure is seen. CDFI shows blood flow signal within it. No definite abnormal lymph nodes are seen on the right side.


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

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Post bilateral thyroid nodule resection, multiple nodules are visible within the gland. The larger one in the left lobe is located in the middle part, appears hypoechoic, measures approximately _2DS_, with clear borders and regular morphology. CDFI shows peripheral blood flow signal. The larger one in the right lobe is located in the lower pole, appears as predominantly cystic mixed cystic-solid echogenicity, measures approximately _2DS_, with clear borders and regular morphology. CDFI shows blood flow signal in the solid and peripheral portions. The remaining gland parenchyma shows uniform echogenicity. CDFI shows no abnormal blood flow signal 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 is normal in size and shape. Multiple mixed cystic-solid echogenic nodules are seen in both lobes. The larger one on the left side is located at the lower pole, measuring approximately _2DS_, with clear borders and a regular shape. CDFI shows internal and perilesional blood flow signals. The larger one in the right lobe is located in the mid-portion, measuring approximately _2DS_, with clear borders and a regular shape. CDFI shows perilesional blood flow signals. The remaining gland shows homogeneous echogenicity, and CDFI reveals 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. A hypoechoic nodule is seen within the left lobe of the gland, measuring approximately _3DS_. Its margins are relatively well-defined, and its shape is irregular. Multiple punctate hyperechoic foci are seen internally. Color Doppler Flow Imaging (CDFI) shows a few blood flow signals within it. Multiple other nodules are seen within the rest of the gland. The largest one is located in the right lobe near the isthmus, measuring approximately _3DS_. The above-mentioned nodules have clear margins and regular shapes. CDFI shows blood flow signals within them. The rest of the gland parenchyma shows relatively uniform echogenicity. CDFI shows no abnormal blood flow signals within the gland. Lymph nodes are seen in both sides of the neck, with no obvious abnormality in morphology and structure.


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

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Following total thyroidectomy, no obvious space-occupying lesion was observed in the thyroid bed. No abnormally enlarged lymph nodes were noted 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 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:

[User] <image><image>

Thyroid gland is normal in size and shape. Glandular parenchyma shows homogeneous echogenicity. No definite occupying lesion is seen. CDFI shows no abnormal blood flow signals within the gland. No obviously 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 morphology. An anechoic nodule is seen in the mid-portion of the left lobe, measuring approximately _2DS_, 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 observed bilaterally in the neck.


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

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Thyroid gland is prominent in shape. Multiple mixed cystic-solid echogenic nodules are seen in both lobes. The largest one in the left lobe is located in the middle, measuring approximately _2DS_. The largest one in the right lobe is located in the lower pole, measuring approximately _2DS_. The above-mentioned nodules have clear borders and regular shapes. CDFI shows no blood flow signal detected. 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 morphology. A hypoechoic nodule is visible in the mid-lower portion of the left lobe, measuring approximately _2DS_, with well-defined margins and regular shape. CDFI showed no detectable blood flow signal. The remaining glandular tissue showed uniform echogenicity. CDFI revealed no abnormal blood flow signals within the gland. No significantly enlarged lymph nodes were 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. The parenchyma shows homogeneous echogenicity. 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.


[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 seen at the inferior pole of the right lobe, measuring approximately _2DS_, well-defined and regular in shape. CDFI shows detectable vascularity. The remaining gland parenchyma shows homogeneous echotexture, and CDFI 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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Thyroid gland normal in size and shape. Multiple heterogeneous mixed echogenicity nodules are seen within both lobes. The largest one in the left lobe is located in the mid-portion, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows detectable blood flow signals. The largest one in the right lobe is located in the mid-portion, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows slightly rich blood flow signals. The remaining gland parenchyma shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals within the gland. No enlarged lymph nodes are seen in the perithyroidal region and 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 cystic-predominant mixed echogenic nodules are seen in both lobes. The largest one in the left lobe is located in the mid-lower part, measuring approximately _3DS_. The largest one in the right lobe is located in the mid-lower part near the capsule, measuring approximately _3DS_. All the above-mentioned nodules have clear borders and regular shapes. CDFI shows a partial peripheral annular blood flow signal around the largest nodule in the right lobe. The remaining glandular parenchyma shows homogeneous echogenicity, and 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 volume decreased, gland visualization suboptimal. Right lobe size _3DS_, left lobe size _3DS_. Gland echotexture is coarse, decreased, and heterogeneous. No significantly 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. In the mid-portion of the left lobe, a slightly hypoechoic nodule is visible, measuring approximately _2DS_. Its margins are relatively well-defined, and its shape is relatively regular. CDFI shows no detectable blood flow signal. In the upper pole of the right lobe, an anechoic nodule is visible, measuring approximately _2DS_. Its margins are well-defined, and its shape is regular. Punctate hyperechoic foci are visible within it, with posterior comet-tail artifact. CDFI shows no detectable blood flow signal. The remaining 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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Thyroid gland is normal in size and shape. In the lower pole of the left lobe, a hypoechoic nodule is visible, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows no detectable blood flow signal. Multiple hypoechoic nodules are visible in the right lobe; the largest one is located in the mid-portion, measuring approximately _2DS_, with well-defined borders and a regular shape. CDFI shows detectable peripheral blood flow signals. 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 enlarged. Left lobe measures _3DS_, isthmus thickness approximately _SCM_, right lobe measures _3DS_. Multiple hypoechoic nodules are seen in both lobes. The largest one in the left lobe is located in the mid-portion, measuring approximately _2DS_. The largest one in the right lobe is located in the mid-portion, measuring approximately _2DS_. Their borders are well-defined, and their shapes are regular. CDFI shows a small amount of peripheral blood flow signals detected. Glandular echogenicity is coarsened and decreased, 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 shape, with heterogeneous glandular echogenicity. In the upper pole of the right lobe, a hypoechoic nodule is visible, measuring approximately _2DS_, with relatively clear borders and regular shape. CDFI shows no detectable blood flow signal. In the left lobe, multiple cystic-solid mixed echogenicity and hypoechoic nodules are visible. The largest one is located in the mid-lower pole, presenting as cystic-solid mixed echogenicity, measuring approximately _2DS_, with relatively clear borders and regular shape. CDFI shows no detectable blood flow signal.


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

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Thyroid gland normal in size and morphology. A cystic-solid mixed echogenicity nodule is noted in the right lobe, measuring approximately _2DS_, with well-defined borders and regular shape. CDFI demonstrates detectable blood flow signals. The remainder of the glandular tissue shows homogeneous echogenicity. CDFI reveals 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 normal in size and morphology. Multiple nodules are visible in both lobes. The larger nodule in the left lobe is located in the middle part, appearing hypoechoic, measuring approximately _2DS_, with well-defined margins and regular morphology. Color Doppler Flow Imaging (CDFI) showed no detectable blood flow signal. The larger nodule in the right lobe is located in the middle part near the capsule, appearing heterogeneously hypoechoic, measuring approximately _2DS_, with well-defined margins and regular morphology. CDFI showed detectable blood flow signal. The remaining gland parenchyma shows homogeneous echogenicity, and CDFI showed no abnormal blood flow signal within the gland. No obviously enlarged lymph nodes were 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 morphology. Multiple nodules are seen in both lobes. The largest one in the left lobe is located in the mid-portion, showing mixed cystic-solid echogenicity, approximately _2DS_ in size, with clear borders and regular shape. CDFI showed no detectable blood flow signal. The largest one in the right lobe is located in the lower pole, showing hypoechoic echogenicity, approximately _2DS_ in size, with clear borders and regular shape. CDFI showed detectable sparse blood flow signals peripherally and internally. The remaining glandular parenchyma showed homogeneous echogenicity, and CDFI showed no abnormal blood flow signals within the gland. No obviously enlarged lymph nodes were detected in the bilateral neck.


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

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Status post total right thyroidectomy and partial left thyroidectomy. The residual left thyroid lobe measures approximately _3DS_. Glandular echogenicity is coarse and heterogeneous. CDFI reveals 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 morphology. In the lower pole of the left lobe, a heterogeneous hypoechoic nodule is observed, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows peripheral blood flow signal. Multiple heterogeneous hypoechoic nodules are seen in the right lobe. The largest one in the left lobe is located in the middle


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

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The thyroid gland appears full. Multiple predominantly hypoechoic nodules are visible within the glandular tissue of the right lobe. Some nodules are coalescing. The largest one is located at the lower pole, measuring approximately _3DS_. Its margins are relatively clear, and its morphology is relatively regular. CDFI shows detectable peripheral blood flow signals. The remaining glandular tissue shows diffusely coarsened and decreased echogenicity


[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 mid-upper segment of the right lobe, a hypoechoic nodule is visible, measuring approximately _3DS_, with clear borders and regular morphology. CDFI shows detectable peripheral blood flow signals. Near the inferior pole of the left lobe, an anechoic nodule is visible, measuring approximately _2DS_, with clear borders and regular morphology. CDFI shows no detectable blood flow signals. 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 is normal in size and shape. Multiple anechoic nodules are seen in both lobes. The largest one in the right lobe is located in the mid-portion, measuring approximately _2DS_. The largest one in the left lobe is located in the lower pole, measuring approximately _2DS_. The aforementioned nodules have clear margins and regular morphology, with punctate hyperechoic foci and posterior comet-tail artifact. CDFI shows no detectable blood flow signal. The glandular parenchyma is homogeneous in 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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Right lobe of the thyroid gland is enlarged and full in shape. Left lobe is normal in size and shape. A heterogeneous mixed echogenic nodule is visible within the right lobe glandular tissue, measuring approximately _2DS_, with clear borders and regular shape. CDFI shows visible blood flow signals. The remaining glandular tissue shows homogeneous echogenicity. CDFI shows no abnormal blood flow signals 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:

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Thyroid gland is normal in size and shape. Multiple nodules are seen in the left lobe. The largest one is located in the mid-portion, appearing hypoechoic, measuring approximately _2DS_, with clear borders, regular shape, and a hypoechoic halo in the periphery. CDFI shows rich blood flow signals in its periphery and within. A hypoechoic nodule is seen in the mid-lower portion of the right lobe, measuring approximately _2DS_, with clear borders, regular shape. CDFI shows no detectable blood flow signals. The remaining glandular parenchyma shows coarse and decreased echogenicity, with uneven distribution. CDFI shows normal distribution of 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. Glandular echogenicity is coarse and decreased, and non-uniform. No definite occupying lesion is seen. CDFI shows slightly increased blood flow signals within the gland. No obvious enlarged lymph nodes are seen in the bilateral neck.