query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Drug of choice for night shift workers insomnia is | . | 154,300 | medmcqa_train |
Polyhydramnios not seen in - | Ans. is 'b' i.e., Renal agenesis Etiology of Poivhvdrammoso Fetal anomaliesy Anencephalyy Open spina bifiday Esophageal or duodenal atresiay Facial clefts and neck massesy Hydropsfetalisy Aneuploidyo Placentay Chorioangioma of placentao Multiple pregnancyy Maternal diabetes: cardiac or renal disease. | 154,301 | medmcqa_train |
Treatment of choice of thoracic actinomycosis is: | Ans. is 'c' Penicillin Actinomycosis occur at different sites such as oro cervicofacial, thoracic, abdominal and pelvic.The drug of choice for all types of actinomycosis is penicillin. | 154,302 | medmcqa_train |
28 yr old man presented with headache. CT head shows a low attenuation mass in left temporoparietal region which has similar density to CSF and shows no enhancement following contrast administration. Diffusion weighted MRI shows high signal. Which of the following is most probable diagnosis? | When there is Diffusion Restriction, DW-MRI gives a bright signal and has low apparent Diffusion Coefficient(ADC value). Lesions showing Diffusion Restriction Infarct(Acute Infarct)- IOC Abscess Medulloblastoma & Other Cellularity Tumours Epidermoid Cyst There is free diffusion of water within arachnoid cysts therefore... | 154,303 | medmcqa_train |
Treatment of lepromatous leprosy is | Ans. c (Rifampicin + Dapsone + Clofazimine); (Ref. Park PSM 22nd/pg. 296)Recommended regimens of chemotherapy for Leprosy in adultsFORM OF LEPROSYMORE INTENSIVE REGIMENWHO RECOMMENDED REGIMENLepromatous(multibacillary)Rifampin (600 mg/d) for 3 years plus dapsone (100 mg/d) indefinitelyDapsone (100 mg/d self-administere... | 154,304 | medmcqa_train |
Commonest hemorrhage following head injury: KCET 13 | Ans. Subdural hemorrhage | 154,305 | medmcqa_train |
All of the following are associated with Atrioventricular block, except: | Adrenal insufficiency is associated with Atrioventricular Block (Not cushing&;s syndrome). Metabolic/Endocrine Causes of AV Block: Hyperkalemia Hypermagnesemia Hypothyroidism Adrenal Insufficiency Ref: Harrison 19th edition Pg no: 1471 | 154,306 | medmcqa_train |
Mantle cell lymphoma are positive for all of the following except: | Parameter CLL MCL SMZL/SL VL HCL FL PLL CD5 + + - - - - CD10 - -/+ - - + -/+ CD11c -/+ -/+ + + - + CD19 + + + + + + CD20 +(dim) +(bright) +(bright) +(bright) +(bright) +(bright) CD23 + -/+ -/+ - -/+ - CD79b - + - -/+ + + FMC7 - + + + + + Smlg +(dim) +(bright) +(bright) +(bright) +(bright) +(bright) CLL: Chronic lymphoc... | 154,307 | medmcqa_train |
All are indicators of malignancy in a mammography except - | Answer (a) Nodular calcification | 154,308 | medmcqa_train |
Methimazole differ from propylthiouracil in all except- | Ans. is 'c' i.e., More protein bound | 154,309 | medmcqa_train |
The pathological feature in wegener's granulomatosis on renal biopsy is | Robins..... 'The renal lesions range from a mild/early disease, where glomeruli show acute focal neorosis with thrombosis of isolated glomerulas capillary loops (focal and segmental necrotising glomerulonephritis) where as advanced glomerular lesions are characterized by diffuse necrosis and partial cell proliferation ... | 154,310 | medmcqa_train |
Dermatitis herpetifomis is associated with:- | Dermatitis herpetiformis occurs d/t gluten. HLA associated are: HLA B8 HLA A1HLA DQ2,DQ8, DR3 Psoriasis is associated with HLA CW6 | 154,311 | medmcqa_train |
Most frequent site of metastasis in a case of Choriocarcinoma is: | Lungs | 154,312 | medmcqa_train |
Mechanism of action of Tubocurarine is | Tubocurarine is a non depolarizing muscle relaxant that competitively blocks action of Acetylcholine on its receptors. | 154,313 | medmcqa_train |
All are true regarding Menetrier's disease, EXCEPT: | Answer is B (Exophytic growth) Menetrier's disease is characterized hr hyperophy of gastric mucosa and not hr exoph;'tic growth. Menetrier's disease Menetrier's disease is a relatively rare disorder of the stomach characterized by lar e touous mucosal folds Etiology * Etiology is unknown * Over expression of growth fac... | 154,314 | medmcqa_train |
All of the following are true about Raynaud's disease except | Raynaud's disease is a rare disorder of the blood vessels, usually in the fingers and toes. It causes the blood vessels to narrow when you are cold or feeling stressed. When this happens, blood can't get to the surface of the skin and the affected areas turn white and blue. When the blood flow returns, the skin turns r... | 154,315 | medmcqa_train |
A patient is suspected to have vestibular shwanomma the investigation of choice for its diagnosis is - | MRI – MRI with gadolinium contrast is the gold standard for the diagnosis or exclusion of vestibular Schwannoma | 154,316 | medmcqa_train |
Ovulation is associated with sudden rise in | Ovulation is associated with LH surge Ref: guyton and hall textbook of medical physiology 12 edition page number:641,642,643 | 154,317 | medmcqa_train |
All of the following changes are seen in pregnancy except : | CARDIAC OUTPUT: Increases from 5th week of pregnancy, reaches its peak 40-50% at about 30-34 weeks. Thereafter the CO remains static till term. CO is lowest in the sitting or supine position and highest in the right or left lateral or knee chest position. Cardiac output increases fuher during labor (+50%) and immediate... | 154,318 | medmcqa_train |
The structure found in a cross-section of the thorax at T4 veebra is : | C i.e. Arch of aoa | 154,319 | medmcqa_train |
Three point relationship is reversed in all of the following conditions, EXCEPT: | The structures forming the three bony point around the elbow are medial epicondyle, lateral epicondyle and tip of olecranon. Normally in an elbow flexed at 90 degree these three points forms a near isosceles triangle. Base is formed by the line joining the two epicondyles. The three points lies in a straight line when ... | 154,320 | medmcqa_train |
A 3-month-old infant is diagnosed with a membranous ventricular septal defect. A cardiac operation is performed, and the septal defect is patched inferior to the noncoronary cusp of the aorta. Two days postoperatively the infant develops severe arrhythmias affecting both ventricles. Which part of the conduction tissue ... | The bundle of His is a collection of specialized cardiac muscle cells that carry electrical activity to the right and left bundle branches. Because both ventricles are affected, this is the logical site of injury, for this bundle leads to the bundle branches supplying both ventricles. An injury either to the right or l... | 154,321 | medmcqa_train |
The drug NOT used in psoriasis is | (B) Chloroquine # TREATMENT OF PSORIASIS: Locally by Topical coaltar.> Wide spread Psoriasis: by Ultraviolet fi-spectrum alone or along with coaltar (Geockerman regimen) or Anthranil (Ingram regimen)> Methotrexate Therapy: Methotrexate is drug of choice in Very Severe form of Psoriatic arthritis & Methotrexate is indic... | 154,322 | medmcqa_train |
A 35 year old sailor from a merchant ship that has been cruising the Caribbean presents to a clinician because of painful, flocculent masses in his groin. Physical examination demonstrates multiple enlarged, abscessed lymph nodes draining through the skin indolent sinuses. The sailor describes previously having a small... | This is lymphogranuloma venereum. The only other commonly discussed sexually transmitted disease in which they can occur is chancroid. Histologically, the buboes of lymphogranuloma venereum are enlarged lymph nodes with stellate abscesses. The primary lesion is usually a self-healing papule or shallow ulcer. The causat... | 154,323 | medmcqa_train |
Both hyperplasia and hyperophy are seen in | Ref,Robbins 9/e p36 The massive physiological growth of the uterus during pregnancy is a good example of hormone induced increase in size of an organ that results from both hyperophy and hyperplasia | 154,324 | medmcqa_train |
The drug of choice for the treatment of Thyrotoxicosis during pregnancy is: | Ans. is 'c' i.e. propylthiouracilRef.: K.D. T. 5th/e p 232, 4th/e p 259, 260This question has been repeated several times before, remember these important pointsAll antithyroid drugs can cross placenta so risk of fetal hypothyroidism and goitre is always thereBoth carbimazole and propylthiouracil can be used during pre... | 154,325 | medmcqa_train |
Which of the following is false regarding Multiple Sclerosis (MS)? | Multiple sclerosis is an auto immune disease of central neural system with a relapsing and remitting or progressive course. The pathologic hallmark of disease is demyelination. Myelin specific antibodies are present on degenerating myelin sheaths. Surviving oligodendrocytes paially remyelinate surviving axons, which ar... | 154,326 | medmcqa_train |
All except one leads to delayed puberty | Mc Cune - Albright syndrome is characterised by precocious puberty. | 154,327 | medmcqa_train |
Calculi is most commonly seen in: | Sialolithiasis is accumulation of obstructive calcifications within the glandular ductal system, more common in submandibular gland (90%) than the parotid gland (10%). | 154,328 | medmcqa_train |
Centrally acting sympatholytic agent used as antihypeensive agent is | Refer kDT 6/e p540 Clonidine, sold as the brand name Catapresamong others, is a medication used to treat high blood pressure, attention deficit hyperactivity disorder, drug withdrawal(alcohol, opioids, or smoking), menopausal flushing, diarrhea, and ceain pain conditions. It is used by mouth, by injection, or as a skin... | 154,329 | medmcqa_train |
All of the following intraocular foreign bodies produce suppurative reaction except | INTRAOCULAR FOREIGN BODIES Reactions of the foreign body Depending upon its chemical nature following 4 types of reactions are noted in the ocular tissues: 1. No reaction is produced by the ine substances which include glass, plastic, porcelain, gold silver and platinum. 2. Local irritative reaction leading to encapsul... | 154,330 | medmcqa_train |
Neonate with blotchy rash on the abdomen. Diagnosis is: | Ans. (c) Erythema toxicum neonatorum.* Erythema toxicum neonatorum presents in neonates with blotchy maculopapular rash with pustules. These pustules are sterile and contain eosinophils and the rash usually settles by day 10 of life.* Cutis marmorata presents with mottling which disappears when the skin becomes warmer.... | 154,331 | medmcqa_train |
Sabin fleldman dye test is used for - | Ans. is 'a1 i.e., Toxoplasmosis Sabin-Feldman dye testo A Sabin-Feldman dye test is a serologic test to diagnose for toxoplasmosis.o The test is based on the presence of certain antibodies that prevent methylene blue dye from entering the cytoplasm of Toxoplasma organisms.o Patient serum is treated with Toxoplasma trop... | 154,332 | medmcqa_train |
Common site of regional enteritis is – | Crohn disease (Terminal ileitis or regional enteritis)
Crohn disease (CD) is an inflammatory bowel disease (IBD) which is characterized by -
Sharply delimited and typically transmural involvement of the bowel by an inflammatory process with mucosal damage.
The presence of non-caseating granulomas.
Fissuring with th... | 154,333 | medmcqa_train |
A person was on chemotherapy for 2 week for some mediastinal tumour. Now he develops high frequency hearing loss. Most probable cause of this condition is use of: | Ans: A (Cisplatin) OTOTOXIC DRUGS P.LDhingra 6th/33-34Various drugs & chemical can damage the in ner ear & cause sensorineural hearing loss, tinnitus & sometimes vertigoCytotoxic drugs causing hearing loss are- nitrogen mustardfmechlorethamine), cisplatin & carboplatin"Cisplatin: Important toxicities are- renal impairm... | 154,334 | medmcqa_train |
Product of pentose phosphate pathway: | Pentose phosphate pathway/Phosphogluconate pathway/Hexose monophosphate shuntIt is a process that generates NADPH and pentoses (5-carbon sugars).There are two distinct phases in the pathway.- The first is the oxidative phase, in which NADPH is generated, and the- Second is the non-oxidative synthesis of 5-carbon sugars... | 154,335 | medmcqa_train |
Most common cause of rubeosis iridis | it develops following retinal ischemia which is a common feature of:
●proliferative diabetic retinopathy
●central retinal vein occlusion
●sickle cell retinopathy
●Eale's disease | 154,336 | medmcqa_train |
Most common cause of ptosis | *Congenital myogenic ptosis is the most common type of ptosis and is often bilateral. Ref: Clinical ophthalmology p.786 | 154,337 | medmcqa_train |
Least chances of cord prolapse are seen with | Maximum chances of cord prolapse seen in breech are in footling where as min chances in frank frank breech | 154,338 | medmcqa_train |
In which organelle (s) of hepatocyte, the elongation of long chain fatty acid takes placea) Endoplasmic reticulum (ER)b) Golgi bodyc) Mitochondriad) Lysosomese) Ribosome | Endoplasmic reticulum (E ) & i.e., Mitochondria
Elongation takes place in microsomal system (endoplasmic reticulum) and mitochondrial system. | 154,339 | medmcqa_train |
The term erythroderma is applied when any inflammatory skin disease affects more than ___ of body surface area | Erythroderma is involvement of more than 90% of skin in any disorder. | 154,340 | medmcqa_train |
An intrauterine pregnancy of approximately 10 weeks gestation is confirmed in a 30 year old, gravida 5, para 4 woman with an IUD in place. The patient expresses a strong desire for the pregnancy to be continued. On examination, the string of the IUD is noted to be protruding from the cervical os. The most appropriate c... | A woman with an IUCD in place, with amenorrhea should have a pregnancy test and pelvic examination.
An intrauterine pregnancy can occur and continue successfully to term with an IUCD in place.
A. If an intrauterine pregnancy is diagnosed and IUCD strings are visible:
IUCD should be removed as soon as possible in order ... | 154,341 | medmcqa_train |
First extensor compament of wrist have which of the following structures | Tendon of extensor carpi radialis longus and extensor carpi radialis brevis pass through the second compament of extensor retinaculum.Tendon of extensor digiti minimi passes through the sixth compament.B D Chaurasia 7th edition Page no: 137 | 154,342 | medmcqa_train |
A 25 year old pregnant female with gestational diabetes came to OPD at 30 weeks of gestation for routine antenatal checkup. Her sugars are uncontrolled. Her fundal height was found to be 36 cm and abdominal skin appears excessively stretched and shiny. Her previous antenatal USG repos were normal. What could be the mos... | Fundal height normally correlates (in cms) with gestational age in weeks (from 16 to 36 weeks). The possible reason for increased fundal height could be : Polyhyramnios, Fibroids, Twin pregnancy, H. Mole, Big baby (Fetal macrosomia) Normal previous USGs rules out fibroid, twin pregnancy and H. Mole. According the above... | 154,343 | medmcqa_train |
All of the following are criteria for irritable bowel syndrome except - | <p>Davidson&;s principles and practice of medicine 22nd edition. *Romelll criteria. * abdominal pain or discomfo associated with 2 or more of the following # improvement with defecation #change in frequency of stool. #change in appearance of stool </p> | 154,344 | medmcqa_train |
Bosniak classification is for? | The Bosniak classification system of renal cystic masses divides renal cystic masses into five categories based on imaging characteristics on contrast-enhanced CT. It is helpful in predicting a risk of malignancy and suggesting either follow up or treatment. Classification: Bosniak I -Simple cyst , imperceptible wall; ... | 154,345 | medmcqa_train |
Most powerful cloning vector ? | Most powerful cloning vector is cosmid as largest DNA can be incorporated in cosmid.Overall, most powerful cloning vector is YAC (Yeast aificial chromosome). | 154,346 | medmcqa_train |
Bacterial species seen in skin ? | Ans. is 'd' i.e., Propionobacterium | 154,347 | medmcqa_train |
End-Product of the action of salivary amylase is | Salivary alpha-amylase hydrolyse the alpha-1,4-glycosidic linkage, so as to produce smaller subunits like maltose, isomaltose, dextrins and oligosaccharides.Ref: DM Vasudevan, page no: 39 | 154,348 | medmcqa_train |
The oesophgus commences at the following level? | A. i.e. Lower end of Cricoid | 154,349 | medmcqa_train |
33-years-old alcoholicon ATT presents with increased serum iron & increased transferrin saturation. Diagnosis? | Ans. (b) Sideroblastic anemia(Ref: Wintrobe's 12th/pg 847-848)This is an Alcoholic patient on Anti TB drugs (isoniazid, pyrazinamide) who presents with features of iron overload on iron studies (increased serum iron & increased transferrin saturation). These features are suggestive of sideroblastic anemia. | 154,350 | medmcqa_train |
Endogenous chemoattractants are all except - | Endogenous Chemoattractants include LTB4, complement system C5, chemokines, but not integrins. Integrins are cell matrix adhesion molecules. Integrins are proteins that function mechanically, by attaching the cell cytoskeleton to the extracellular matrix (ECM), and biochemically, by sensing whether adhesion has occurre... | 154,351 | medmcqa_train |
Nodular regenerating hyperplasia is associated with - | Nodular regenerative hyperplasia of the liver This is the most common cause of non-cirrhotic poal hypeension in developed countries; it is characterised by small hepatocyte nodules throughout the liver without fibrosis, which can result in sinusoidal compression. It is believed to be due to damage to small hepatic aeri... | 154,352 | medmcqa_train |
In an emergency room an alcoholic patient enters with hematemesis. On examination he has ascites with splenomegaly and gynecomastia. Etiology is | Ans. (b) Portal hypertension due to alcholic cirrhosisRef: Sabiston 20th edition Page 1437* Clinical features and findings suggest that the patient is a known case of Alcoholic cirrhosis with portal hypertension.* So most common cause in him is Varices bleeding | 154,353 | medmcqa_train |
All are true about chronic SDH except: | Chronic SDH Caused bysignificant trauma, can present weeks after tril injury. Most patients are symptomatic but patient can be completely asymptomatic. Treated by burr hole/craniotomy, twist drill craniostomy with subdural drains. Clinical improvement occurs when subdural pressure is close to zero, which usually occurs... | 154,354 | medmcqa_train |
Bilateral consonants are ? | Ans. is 'b' i.e., PbMW Pronounced or aiculated with both lips, as the consonants b, p, m, and w. Baby stas producing bilabial words by 4th month of age. | 154,355 | medmcqa_train |
Which of the following are antigen-presenting cells? | Neutrophils are one of the primary defense cells of the innate immune system. T-lymphocytes are important activators of the specific (adaptive) immune system. Macrophages are antigen presenting cells. Plasma cells produce antibodies. | 154,356 | medmcqa_train |
A 32-years old male with suspected neurofibroma, tosis was found to have a blood pressure of 178/110 mm Hg at a recent health fair. He complained of palpitations and excessive sweating. Today he presents to the clinic for a checkup because he has developed abdominal discomfo. His blood pressure is now recorded to be 13... | The RET proto-oncogene encodes a receptor tyrosine kinase for members of the glial cell line-derived neurotrophic factor (GDNF) family of extracellular signalling molecules.RET loss of function mutations are associated with the development of Hirschsprung's disease, while gain of function mutations are associated with ... | 154,357 | medmcqa_train |
The gross specimen section of kidney depicts: | The specimen shows an enlarged kidney with cysts of varying sizes in both coex and medulla. Minimal normal kidney tissue is present and there is a complete loss of coicomedullary gradient. Choice B is ruled out as it has small shrunken kidneys. The gross specimen section of kidney depicts : Polycystic kidney Gross spec... | 154,358 | medmcqa_train |
Indications of FESS | INDICATIONS : 1. Chronic bacterial sinusitis unresponsive to adequate medical treatment. 2. Recurrent acute bacterial sinusitis. 3. Polypoid rhinosinusitis (diffuse nasal polyposis). 4. Fungal sinusitis with fungal ball or nasal polypi. 5. Antrochoanal polyp. 6. Mucocele of frontoethmoid or sphenoid sinus. 7. Control o... | 154,359 | medmcqa_train |
As compared to unfractionated heparin, low molecular weight heparins | Low molecular weight heparin has higher subcutaneous bioavailability. Lab monitoring is not required unlike heparin. LMWH has lower risk of osteoporosis and lower incidence of thrombocytopenia. From medical pharmacology padmaja 4th edition Page no 337, 339 | 154,360 | medmcqa_train |
Which of the following tendons has attachments on sustentaculum tali? | SUSTENTACULUM TALI:- Medial surface of calcaneum bone is concave from above downwards.The concavity is attenuated by the presence of a shelf like projection of bone, called the sustentaculum tali.The groove on the lower surface of sustentaculum tali is occupied by tendon of FHL.Medial margin is related to tendon of fle... | 154,361 | medmcqa_train |
Quaernary ammonium compound disinfectants are ? | Quaternary ammonium compounds are cationic detergents. They have microcidal and viricidal activities. They can be used for instrument disinfection and skin antisepsis. | 154,362 | medmcqa_train |
In exhaled air, normal pCO2 pressure is: | (Refer: Ganong’s Review of Medical Physiology, 24th edition, pg no: 635) | 154,363 | medmcqa_train |
True about fluorescent antibody detection test in the diagnosis of Plasmodium falciparum are all except? | The diagnosis of malaria involves identification of malarial parasite or its antigens/products in the blood -
The diagnosis of malaria is confirmed by blood tests and can be divided into microscopic and nonmicroscopic tests.
1) Microscopic test
For nearly a hundred years, the direct microscopic visualisation of the ... | 154,364 | medmcqa_train |
A 21-year-old medical student suffered a needle stick injury. The patient has a history of illicit intravenous drugs abuse. One month later, the medical student develops jaundice. Which of the following findings would implicate hepatitis B as the etiology? | The presence of hepatitis B surface antigen means actively replicating virus, and in the context of the history of recent needle-stick injury, this likely represents a hepatitis B infection. During the acute episode of disease, when there is active viral replication, large amounts of HBsAg and hepatitis B virus DNA can... | 154,365 | medmcqa_train |
MRI can detect | (All of the above) (6, 11-S. Bhadury 2nd essentials of radiology and imaging) (133-35-B & L 25th) Disadvantage of MRI * Very high cost of imaging * Inability to image bone and calcium * It is unsuitable for patients with cardiac pacemakers and other ferromagnetic implants. * Imaging time is long, hence movement or moti... | 154,366 | medmcqa_train |
Characteristic lab findings of hemophilia A are –a) ↑ PTb) ↑ aPTTc) X–linked recessived) Presence of 30% of factor level express the diseasee) Increased bleeding time | Hemophilia A
Hemophilia A is due to deficiency offactor VIII.
Hemophilia 'A' is inherited as an X-linked recessive trait.
Factor VIII is an intrinsic pathway component required for activation of factor ... | 154,367 | medmcqa_train |
Complication of trauma to danger area of face - | Ans. is 'a' i.e., Cavernous sinus infection o The area of upper lip and the lowrer part of nose is the danger area of face. It is due to that this area is the common site of infection.o This area is drained by facial vein wrhich communicates with the cavernous sinus through the superior ophthalmic vein and pterygoid ve... | 154,368 | medmcqa_train |
The drugs not used for treatment of osteoporosis are - | A.General 1.Bedrest 2.Local heat 3.Analgesics 4.Exercise: Regular walking or other weight bearing exercise for 1 hour 3 times a week protects bone mass 5.Prevention of injury (most hip and wrist fractures are caused by falls). 6.Excessive thyroid hormone replacement therapy should be avoided. B.Antiresorptive agents 1.... | 154,369 | medmcqa_train |
Which type of pelvis is associated with increased incidence of ‘face to pubis’ delivery? | As discussed in the text in Table 1.1 face-to-pubis delivery is common in anthropoid pelvis. | 154,370 | medmcqa_train |
In a survey, many children are examined and were found to have urogenital abnormalities. Which congenital anomaly is associated with increased risk of bladder carcinoma. | Ans is b ie Bladder exstrophy Congenital anomalies associated with increased risk of bladder cancer are: - patent urachus - exstrophy bladder - Both increase the risk for adenocarcinoma. | 154,371 | medmcqa_train |
Renal osteodystrophy is due to:- | Renal rickets/ renal osteodystrophy - This is seen in patients with chronic renal failure. Renal rickets is mainly due to decreased synthesis of calcitriol in kidney. lt can be treated by administration of calcitriol.
Reference: Satyanarayana- Biochemistry, 3rd edition, pg-128 | 154,372 | medmcqa_train |
A 35 year old athlete has height 184 cm., arm span 194 cm., pulse rate 64/min., BP 148/64 mm Hg. Chest auscultation reveals long diastolic murmur over right 2nd intercostal space on routine examination. The probable diagnosis is : | Answer is A (A.R.): Arm span greater than height is suggestive of Marfan's syndrome. Aoic regurgitation (A.R.) is a feature associated with Marfans as well as consistent with a diastolic murmur is second right intercostal space. | 154,373 | medmcqa_train |
Active metabolite form in synthesis of fatty acid is:- | Staing material in FA synthesis is Acetyl CoA Acetyl CoA (2C) - Malonyl CoA -Used for FA Synthesis Malonyl CoA is the Main active metabolite used. Each time during elongation of fatty acid chain the addition of 2C carbons taking place are derived from malonyl CoA. So, it the active metabolite of fatty acid synthesis. | 154,374 | medmcqa_train |
Which of the following drug needs no dose modification in TB with CRF? | In CRF we can give full dose of rifampicin because this drug is completely metabolize in liver | 154,375 | medmcqa_train |
A 35 years old mother of two children is suffering from amenorrhea for last 12 months. She has history of failure of lactation following 2nd delivery but remained asymptomatic thereafter. Skull X-ray shows "Empty sella". Most likely diagnosis is: | Amenorrhea, failure of lactation and "Empty sella" in skull X-ray give the diagnosis of Sheehan's syndrome. Ref: Current Obs and Gynae Diagnosis and Treatment 8th Edition, Page 446 ;Internal Medicine: An Illustrated Radiological Guide By Jarrah Ali Al-Tubaikh, 2010, Page 247 | 154,376 | medmcqa_train |
15-year-old girl presented with primary amenorrhea with orderly appearance of secondary sexual characteristics like breast and pubic hair. What is the next best step for this patient: | In the question the girl is 15 yrs with normal secondary sexual characteristics, she is a case of primary amenorrhea and needs evaluation (reassurance could have been given had the patient been younger than 15 years) The next impoant step would be an USG to check whether she has normal mullerian structures (uterus and ... | 154,377 | medmcqa_train |
Optic cup give rise to ? | Ans. is `b' i.e., RetinaThe inner layer of optic cup forms the main structure of the retina. From its anterior border develop pas of ciliary body and iris. | 154,378 | medmcqa_train |
A 6-year-old child with recurrent UI with mouth breath ing and failure to grow with high arched palate and impaired hearing should be managed by | The child is having recurrent UI with high arched palate and failure to grow which indicates child is having adenoids and since there is impaired hearing it means child has developed otitis media as a complication. Hence logically the child should be treated with adenoidectomy with grommet inseion. Ref:- Scott Brown; p... | 154,379 | medmcqa_train |
Transamination reaction requires which vitamin? | Pyridoxal phosphate (active form of vitamin B6) is the coenzyme for transamination reactions. | 154,380 | medmcqa_train |
Osgood schlatters disease involves? | Ans. (a) Tibial tuberosityRef.-.Apley's system of orthopaedics and fractures edited by Louis Solomon, dividwarwicky selvadurainayagam 9/e, p 575-576y 887) | 154,381 | medmcqa_train |
A 28 years old male presented with diarrhea for 6 months. On examination the causative agent was found to be acid fast with 12 micrometer diameter. What is the MOST likely causative agent? | Cyclospora oocysts take days or weeks to become infectious, and because of this, direct person to person transmission through fecal exposure is unlikely to occur. Cyclosporiasis has been linked to waterborne and foodborne infections. Altered mucosal architecture with shoening of intestinal villi due to diffuse edema an... | 154,382 | medmcqa_train |
Ecthyma gangrenosum in a neutropenic patient is caused by which of the following organism? | Ecthyma gangrenosum is a localized cellulitis with necrotizing and ulcerative evolution occurring in immunocompromised or neutropenic patients, mainly caused by Pseudomonas aeruginosa. Two pathogenic mechanisms are recognized; one occurring as the result of the presence of P. aeruginosa during bacteriemia, and the seco... | 154,383 | medmcqa_train |
which of the following mumurs will increase with valsalva ? | HOCM REF: harrisons 21st ed | 154,384 | medmcqa_train |
Complement level is reduced in: | Ans. D. Membrane proliferative GNMembranoproliferative GlomerulonephritisCauses of Membranoproliferative Glomerulonephritis1. Type I Disease (Most Common)a. Idiopathicb. SLEc. Endocarditisd. Hepatitis Ce. Hepatitis Bf. Mixed cryoglobulinemiag. Cancer: Lung, breast, and ovary (germinal)2. Type II Disease (Dense Deposit ... | 154,385 | medmcqa_train |
The 23 valent pneumococci vaccine is recommended in all except - | Ans. is 'c' i.e., Children less then 2 years Pneumacoccal vaccine . There are two types of pneumococcal vaccines available : ? 1) Polyvalent (23 type) polysaccharide vaccine This polysaccharide vaccine represents the capsular antigen of 23 most prevalent serotypes. - It gives 80-90% protection which is long lasting (5 ... | 154,386 | medmcqa_train |
The drug of choice for schistosomiasis is: | This novel anthelmintic has wide ranging activity against Schistosomes, other trematodes, cestodes and their larval forms but not nematodes ESSENTIALS OF PHARMACOLOGY page no. 855 | 154,387 | medmcqa_train |
Most common cause of epidural abscess | Harrison's principles of internal medicine. * Staphylococci or gram negative organisms are the usual cause of an epidural abscess | 154,388 | medmcqa_train |
Which one of the following is the description used for the term allodynia during pain management ? | Allodynia refers to perception of an ordinarily non-noxious stimulus as pain. | 154,389 | medmcqa_train |
Quinsy refers to ? | Ans. is 'b' i.e., Peritonsillar abscess Ouinsy (Peritonsillar abscess) Quinsy consists of suppuration outside the capsule in the area around the capsule. There is collection of pus between the capsule of tonsil and the superior constrictor muscle, i.e. in the peritonsillar area. Peritonsillar abscess is a complication ... | 154,390 | medmcqa_train |
In Colle's fracture, distal fragment is: March 2003 | Ans. D i.e. All of the above | 154,391 | medmcqa_train |
X Ray view of fracture of nasal bone includes all except | .X-RAYS FOR NASAL FRACTURES 1. Lateral view of nasal bones : Both right and left lateral views should be taken. Fracture line and depression or elevation of the fractured segment is seen. Lower pa of nasal bones is thin and fractured more frequently. Groove for ethmoidal nerve and vessels can be seen running downwards ... | 154,392 | medmcqa_train |
The most common organism causing food poisoning in canned food is | Clostridium botulinum: strict anaerobic, cause botulism. Source of foodborne botulism is preserved food, meat and meat products, canned foods. Proteolytic varieties can digest food, which appears spoiled. The cans are often inflated and show bubbles on opening. Non-proteolytic varieties have food unchanged. Reference: ... | 154,393 | medmcqa_train |
A 40 year old male patient has a large, foul smelling ulcer with bright red granulation tissue over the glans penis. There was no lymphadenopathy. The most likely diagnosis is: | Ulcer with red granulation tissue (beafy red) and absence of lymph nodes suggests the diagnosis of granuloma inguinale or Donovanosis. | 154,394 | medmcqa_train |
Staph aureus causes - | Option 1 Erythrasma Cause :Corynebacterium minutissimum Appears in the folds of the skin In warm or humid climates Option 2 Chancroid/soft sore Cause : H. Ducreyi Painful lymph node, tender non-indurated and bleeding genital ulcer. Option 3 S. aureus doesn't cause acne vulgaris. Option 4 lmpetigo- 2 types :- i) Non-bul... | 154,395 | medmcqa_train |
Loud S1 in Mitral stenosis is caused by: | Answer is A (Prolonged flow through mitral valve) Loud SI in mitral stenosis results from prolonged AV flow through the mitral vain `S1 is louder i fAV flow is prolonged because of mitral stenosis' -- Harrison Reduced mobility of valve (Immobility, calcification), and Prolonged PR interval (1st degree block) are all ca... | 154,396 | medmcqa_train |
Fournier's gangrene affects | Ref:Bailey and love 27th edition Pg no :419 | 154,397 | medmcqa_train |
In 1st trimester, all of the following can be well appreciated, except | Crown rump length- Ideal time to measures CRL is 7 - 10 weeks Anencephaly - Earliest anomaly to be detected on USG , can be defected earliest by 10 weeks. Nuchal translucency - sonographic marker of down syndrome / aneuploidy in 1st trimester (seen at 10-12 weeks). Hydrocephalus can be seen around 20 - 24 weeks or beyo... | 154,398 | medmcqa_train |
Diastolic hea failure is impairment in the filling of the left ventricle. Which of the following is LEAST likely to occur? | Diastolic dysfunction is an impairment in the filling of the left ventricle ("stiff ventricle") caused by decreased compliance at a normal left atrial pressure. Systolic hea failure, which is an impairment in contractility, has a better response to positive inotropic agents. Most patients have a combination of both sys... | 154,399 | medmcqa_train |
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