query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Which of the following is not a component of Jones criteria for diagnosing acute rheumatic fever: March 2008 | Ans. C: Erythema nodosum | 11,300 | medmcqa_train |
Which type of placenta pre is this? | Type 2 placenta is a placenta in the lower segment but not covering the os. A posterior type 2, as shown in this figure, is an indication to do a caesarean section as the fetal head can compress the placenta against the sacrum when the head is entering the pelvis. This can cause fetal hypoxia. | 11,301 | medmcqa_train |
A 20 year old foot ball player received a hard kick in the epigastrium. A large cystic swelling appeared in the epigastrium two weeks later. The most likely diagnosis is | Pancreatic Trauma Most common mechanism in children is abdominal blunt trauma Direct compression of the epigastrium against the veebral column and a blunt object (handle bar) is typically seen after bicycle injuries Most common segment of the pancreas affected is the body Ref: Sabiston 20th edition Pgno :151-1535 | 11,302 | medmcqa_train |
The after coming head of the baby in a breech delivery can be arrested by all of the following except: | If a whole baby can make its way from breech onwards till the head, then even if there is a placenta pre, it will not obstruct the fetal head to come though since there was no obstruction to the whole fetus. | 11,303 | medmcqa_train |
Gettlers test is done for detecting death by: | Gettlers test is done for detecting death due to drowning. According to this test, if death occured in salt water, the blood chloride concentration was greater in the left hea chambers when compared to right due to hemoconcentration. If death occured in fresh water, the blood chloride concentration was greater in the r... | 11,304 | medmcqa_train |
Most important side effect of insulin: | Ans: a (Hypoglycaemia) no referance needed for this one !!!CAUSES OF HYPOGLYCAEMIAFasting (Postabsorptive) Hypoglycemia DrugsEndogenous hyperinsulinismEspecially insulin, sulfonylureas, ethanolInsulinomaSometimes quinine, pentamidineOther beta cell disordersRarely salicylates, sulfonamides, othersInsulin secretagogue (... | 11,305 | medmcqa_train |
A 28-year-old man is evaluated in the primary care office for new onset rash on both legs for 1 week. He is a healthy person with no past medical illness and is not taking any medications. There is no history of recent fever but he has noticed occasional gum bleeding and one episode of nosebleed 4 days ago. He does not... | Chronic lymphocytic leukemia is monoclonal proliferation of mature lymphocytes, often found incidentally during routine checkup. Some patients may have constitutional symptoms such as weight loss, fever, night sweats, and fatigue. Painless lymphadenopathy is the most common physical finding. Hepatosplenomegaly can occu... | 11,306 | medmcqa_train |
All of the following diseases are associated with trinucleotide repeat sequence except: | Rest of the options are associated with trinucleotide repeat sequence. Triple-repeat mutations (Allelic expansion disorders) Due to an increase in the number of nucleotide repeats above a ceain threshold Length of the nucleotide repeat often correlates with the severity of the disease Anticipation: When repeat length i... | 11,307 | medmcqa_train |
Apt test is useful for diagnosis of | The apt test is used to differentiate fetal blood from the maternal bloodReference: Nelson Textbook of Paediatrics; 20th edition | 11,308 | medmcqa_train |
Feature of delerium ? | Ans. is 'd' i.e., All of the above Clinical features of delirium Delirium has an acute onset and rapid progress. The clinical features of delirium are : ? Abnormalities of consciousness : - The most conspicuous feature is a clouding of consciousness which ranges from mild dulling to deep coma. Cognitive impairment : - ... | 11,309 | medmcqa_train |
All of the following are associated with polycystic ovarian syndrome, EXCEPT: | Osteoporosis does not occur as a complication of Polycystic Ovarian Syndrome (PCOS). Women with PCOS have high level of estrogen, so not at risk of developing osteoporosis, but at risk of endometrial hyperplasia leading to adenocarcinoma and cancer of breast. Ref: Willaim's Gynaecology, 1st Edition, Page 385, 391; Nova... | 11,310 | medmcqa_train |
Hill Sach's lesion is seen in: September 2003 | Ans. A i.e. Recurrent dislocation of shoulder | 11,311 | medmcqa_train |
Which of the following can cause recurrent Pancreatitis without any obvious seen pathology? | Ans. (d) All the AboveRef: Bailey and Love 27th ed; pg. 1222Causes of Recurrent Pancreatitis:* Pancreas Divisum* Sphincter of Oddi Dysfunction* Pancreatic malignancy* Cystic Fibrosis* Hypertriglyceridemia induced* Idiopathic* Drugs* Gall bladder Sludge | 11,312 | medmcqa_train |
A pregnant woman in 3rd trimester has normal blood pressure when standing and sitting. When supine, BP drops to 90/50. What is the diagnosis? | Ans. is c, i.e. Compression of IVC (inferior vena cava)Ref. Dutta Obs. 7/e, p 53, 54Supine hypotension syndrome:During late pregnancy Q the gravid uterus produces a compression effect on the inferior vena cava, when the patient is the supine position.This, generally results in opening up of collateral circulation by me... | 11,313 | medmcqa_train |
Delirium and schizophrenia differ from each other by: | Delirium presents with clouding of consciousness whereas in schizophrenia consciousness is intact. The mood changes and tangential thinking cannot be used for differentiation. | 11,314 | medmcqa_train |
Glomerulonephritis associated with AIDS is? | Ans. is 'a' i.e., Focal segmental GNMost characteristic lesion of HIV-associated nephropathy is collapsing glomerulopathy, a morphological variant of focal segmental glomerulosclerosis.Morphological changes in FSGS o Sclerosis of some glomeruli with involvement of only a poion of capillary tuft.o Collapse of GBM.o Incr... | 11,315 | medmcqa_train |
Streptokinase causes increase in ? | Ans. is 'a' i.e., Plasmin Streptokinase Fibrinolytic drug Obtained from group C streptococci Streptokinase is inactive as such. It combines with' circulating plasminogen molecules to form an activator complex, which then causes limited proteolysis of other plasminogen molecules to generate active enzyme plasmin. | 11,316 | medmcqa_train |
Which of the following is a finding in biopsy of mesothelioma of pleura- | Ans. is `d' i.e., Intense fibrosis o Benign mesothelioma consists of dens fibrous tissue with occasional cysts filled with viscid fluid. o Microscopically, the tumors show whorls of reticulin and collegen fibers among which are interspersed spindle cells resembling fibroblasts. | 11,317 | medmcqa_train |
A 3 year old girl with normal developmental milestones except that she staed speaking by the age of four. She does not play with other children and wants to eat, play and sleep in her own way. She often has temper tantrums related to any new changes. What is the likely diagnosis? | Autism is charecterised by a developmental delay in speech, communication difficulties, lack of social skills, difficulty in coping with change, rigid preferences and routines which is pervasive and persistent from childhood. | 11,318 | medmcqa_train |
All are true regarding selective estrogen receptor down (SERD) Fulvestrant exept | Fulvestrant is more efficient than tamoxifen,used in the treatment of metastatic ER positive breast cancer. It is a selective estrogen antagonist and is administered as 250mg monthly i.m Injections. (Ref.Essentials of medical pharmacology TD Tripathi 7th edition page no 313) | 11,319 | medmcqa_train |
Which of the following antimalarial drug cause neruopsychiatric reactions and convulsions? | Neuropsychiatric reactions, convulsions and encephalopathy are the major side effects of mefloquine. Halofantrine is associated with cardiac conduction defects and and aretmesinin derivatves occassionally cause anaphylaxis. Lumefantrine is usually well tolerated. Ref: Harrisons principles of internal medicine, 18th edi... | 11,320 | medmcqa_train |
Neurotrophic keratopathy is caused by – | Neuroparalytic keratitis occurs due to interruption of sensory impulses over trigeminal nerve. | 11,321 | medmcqa_train |
Blow out fracture orbit may involve | Since medial wall is the weakest wall ,it can be involved in blow out fracture along with the floor. Such patients present with subcutaneous emphysema Refer khurana 6/e 410 | 11,322 | medmcqa_train |
Peripheral eosinophilla is not a characteristic feature of- | Hypersensitivity pneumonitis or extrinsic allergic alveolitis,is an inflammatory disorder of the lung involving alveolar walls and terminal airways that is induced by repeated inhalation of a variety of organic agents in a susceptible host.Bronchoalveolar lavage in patients with HP consistently demonstrates an increase... | 11,323 | medmcqa_train |
All of the following statements about SACH feet are true, except: | D i.e. Wooden keel absorbs the impact of heel strike The SACH (Solid Ankle Cushioned Heel) foot is the most basic non aiculated foot design that forms the base (or terminal pa) of lower limb prosthesisQ. It has a central wooden keel and a compressible cushioned rubber (foam) heel. The heel absorbs the impact (shock) of... | 11,324 | medmcqa_train |
Tuberculosis of skin is called as – a) Lupus vulgarisb) Lupus pernioc) Lupus profundusd) Scrofuloderma | Lupus vulgaris is the most common type of cutaneous tuberculosis.
Scrofuloderma is 2nd most common type of cutaneous tuberculosis. | 11,325 | medmcqa_train |
Following is a bacterial infection | Pitted keratolysis shallow pits on palms and soles causative organism: coryneform bacteria most common in: hyperhidrotics, marshy lands, housewives treatment: topical antibacterials pyoderma gangrenous: neutrophilic dermatosis of skin and mucous membranes impetigo herpitiformis: pustular psoriasis of pregnancy mycosis ... | 11,326 | medmcqa_train |
What laboratory test is most appropriate for this patient? | Answer C. CalcitoninThis patient had multiple flesh-colored papules on the eyelids, lips, and tongue. This phenotype is suggestive of multiple endocrine neoplasia (MEN) type 2B (MEN-2B), an autosomal dominant condition characterized by medullary thyroid cancer among other features. Serum calcitonin can be used to scree... | 11,327 | medmcqa_train |
In osteoporosis there is - | Osteoporosis occurs because of a defect in attaining peak bone mass and/or because of accelerated bone loss. In normal individuals, bone mass increases during skeletal growth to reach a peak between the ages of 20 and 40 years but falls thereafter (see Fig. 25.52). In women there is an accelerated phase of bone loss af... | 11,328 | medmcqa_train |
Testicular artery is a branch of: | Ans. B Abdominal aorta* Testicular artery is a branch of abdominal aorta.* Please refer' the image given below: | 11,329 | medmcqa_train |
Treatment of choice for angiofibroma - | "In nearly every other circumstance, however, surgery is the treatment of choice".
—Logan Turner | 11,330 | medmcqa_train |
Prostacyclin is mainly produced by- | Ans. is 'b' i.e., Vascular endotheliumArachidonic acid metabolites During inflammation, various biologically active lipid mediators are derived from membrane phospholipid. o Arachidonic acid is derived from dietry sources or by conversion from the essential fatty acid (linoleic acid).It does not occur free in cell but ... | 11,331 | medmcqa_train |
A person who is intoxicated is not considered responsible for his actions under - | Sec 85 IPC states that nothing is an offence which is done by a person who, at the time of doing it, is, by reason of intoxication, incapable of knowing the nature of the act, or that he is doing what is either wrong, or contrary to law; provided that the thing which intoxicated him was administered to him without his ... | 11,332 | medmcqa_train |
A 2-year-old child presented with recurrent pain abdomen, failure to thrive and iron deficiency anemia refractory to Iron therapy. His anti TTG anti-body titres were 300 U/L. An upper GI endoscopy was done and duodenal biopsy was taken which showed the following. What is the diagnosis? | Intestinal biopsy showing villous atrophy, crypt hyperplasia, intraepithelial lymphocytic infiltration in the given case scenario, suggest a diagnosis of Celiac disease | 11,333 | medmcqa_train |
&;WHO STEPS&; is used for | Who has developed a survey methodology known as"the STEPS Non-communicable Disease Risk Factors Survey" The methodology prescribes three steps - Questionnaire, physical measurements and biochemical measurements.Park 23e pg: 364 | 11,334 | medmcqa_train |
How much time later should ROP screening be done for a 2 week old baby being treated in NICU for sepsis, who was born at 28 wk gestation? | First screening - carried out at 32 weeks of post menstrual age (PMA) or 4 weeks of postnatal age, whichever is later In the given scenario, baby is born at 28 week gestation, so 1st screening should be done at 4 weeks postnatal age i.e 32 weeks PMA As the baby is already 2 weeks old screening for ROP should be done 2 ... | 11,335 | medmcqa_train |
Not true about GIST - | The prognosis depends on tumor size, mitotic index & location.
Recurrence or metastasis common for mitotic active tumors & more than 10cm but not for others. | 11,336 | medmcqa_train |
Postural hypotension Is the common side effect of which of the following' | Ref-KDT 6/ Possible side-effects of alpha-blockers include: sudden drops in blood pressure when sitting up or standing up. headaches or nausea. swollen legs or ankles. tiredness, weakness or feeling lethargic. sleep disturbance. tremor. rash or itchiness of the skin. Postural hypotension | 11,337 | medmcqa_train |
Which of the following is the brownish coloured substance seen in hea failure cells? | The brownish pigment seen in hea failure cells are hemosiderin. Hea failure cells are hemosiderin laden macrophages seen in the lung after development of congestion and pulmonary oedema. Lipofuscin are yellow brown pigment granules which are composed of lipid containing residues of lysosomal digestion. It is considered... | 11,338 | medmcqa_train |
In Peibaldism ? | Ans. is 'a' i.e., Inheritance pattern is autosomal dominantPiebaldism Hypopigmentation disorderCaused by absence of melanocytes in the affected area.Autosomal dominant inheritance.There is a defect in the KIT proto - oncogene that codes for the KIT receptor. Thus defect in melanocyte survival results in hypopigmentatio... | 11,339 | medmcqa_train |
A patient with history of chest trauma presents to the emergency depament with a BP of 90/70 mm Hg and a Pulse rate of 120/min. The patient is observed to be sho of breath using his accessary muscle of respiration. The JVP is not elevated. The most likely diagnosis is: | Answer is B (Massive Hemothorax): Features of Shock in a patient with Chest- Trauma without an elevated JVP suggest a diagnosis of Massive Hemothorax. Tension Pneumothorax Cardiac Tamponade Massive Hemothorax Simple Pneumothorax resenting Feature Respiratory Distress (Shock may be the presenting feature but less common... | 11,340 | medmcqa_train |
OVAL cells seen in stem cells of - | Stem cells are located in sites called niches. These include:
Epidermal stem cells located in the bulge area of the hair follicle serve as stem cells for the hair follicle and the epidermis.
Intestinal stem cells are located at the base of a colon crypt, above Paneth cells.
Liver stem cells (commonly known as OVAL cel... | 11,341 | medmcqa_train |
The quantity of water considered adequate in urban areas (in liters per day person) is - | A daily supply of 150-200 litres per capita is considered adequate to meet the needs for urban domestic purposes. But again it depends on the climate, standard of living and habits of people. Park's Textbook of Preventive and Social Medicine, 25th edition, Page No. 766 | 11,342 | medmcqa_train |
An anaesthesia resident was giving spinal anaesthesia when the patient had sudden aphonia and loss of consciousness. What could have happened? | Development of sudden aphonia and loss of consciousness while giving spinal anaesthesia (during injection of spinal anaesthesia) suggest the diagnosis of vaso-vagal attack. It often occurs in young, nervours and anxious patients during injection in a sitting position. It is characterized by sudden and transient loss of... | 11,343 | medmcqa_train |
A neonate is brought with an inguinal swelling which is smooth, transparent, fluctuating swelling, which is prolonged into the inguinal canal, and receives an impulse when the child coughs or struggles. Congenital hydrocele is diagnosed after examination. What is the suggested treatment modality in this case? | Congenital hydrocele results from a persistence of processus vaginalis. As the testis descends from its retroperitoneal position to beyond the internal ring, it carries with an anteromedial diveiculum of peritoneum (the processus vaginalis). The process of obliteration of the processus vaginalis begins at 32 weeks gest... | 11,344 | medmcqa_train |
Loud S1 is caused by- | Loud S1: Tachycardia Sho PR Interval. Mitral stenosis Tricuspid stenosis Soft S1: Bradycardia Prolonged PR Interval Aoic regurgitation Pulmonary regurgitation. Ref : Harrison's 20th edition pg 1563 | 11,345 | medmcqa_train |
A 58-year-old man has the sudden onset late one evening of severe pain in his left great toe. There is no history of trauma. On examination there is edema with erythema and pain on movement of the left 1st metatarsophalangeal joint, but there is no overlying skin ulceration. A joint aspirate is performed and on microsc... | Many patients with gout will have hyperuricemia, but not all. The big toe is the most common joint involved with gout. Acute gouty attacks are associated with intense pain from acute inflammation.
Incorrect 1. Hyperglycemia is a feature of diabetes mellitus, which is associated with peripheral vascular disease that inc... | 11,346 | medmcqa_train |
Which of the following is absent in hemolytic anemia? | Ans. (b) Increased direct bilirubinIncreased indirect bilirubin and not direct bilirubin are the findings in hemolytic anemia MCV%S%A%A2 %FASN35-3862-65<3.5<1SSN88-930<3.55-10S/bdegthalassaemiaL88-930>3.55-10 | 11,347 | medmcqa_train |
All of the following muscles are supplied by Tibial component of Sciatic nerve Except | Only Short head of Biceps fermoris is supplied by common peroneal component of Sciatic nerve. | 11,348 | medmcqa_train |
Superficial thrombophlebitis is seen in - | Ans. is 'a' i.e., Trousseau's syndrome * Migratory superficial thrombophlebitis is known as Trousseau's syndrome.Trousseau's Syndrome* It is characterized by recurrent episodes of thrombophlebitis in superficial veins which changes locations over time (thrombophlebitis migrans or migratory thrombophlebitis).* The clot ... | 11,349 | medmcqa_train |
Sweat gland near the lid margins | Ans. is 'a' i.e., MollGlands of Moll (Moll's gland) are apocrine sweat glands just next to the eyelashes.Zeis glands are sebaceous glands near lid margins.Meibomian gland (tarsal glands) are specialized sebaceous gland at the rim of eyelids inside the tarsal plate.Krause's glands are accessory lacrimal glands underneat... | 11,350 | medmcqa_train |
Abnormalities of the optic lens are recognized in: | A, B, C i.e. Hypoparathyroidism, Homocystinuria, Congenital rubella - Microspherophakia is usually presence of small, relatively spherical lens with increased A-P thickness and steeper A-P curvatues. It is usually bilateral and may be caused by mesodermal defect, such as Marfan syndrome, WeillMarchesani syndrome and hy... | 11,351 | medmcqa_train |
Commonest site of march is: | A i.e. Involves shaft of 2 & 3 rd metatarsals * March fracture is a stress fatigue fracture of second metarsalQ* Avulsion fracture of base of fifth metatarsal is known as pot hole injury or Robe Jones fracture | 11,352 | medmcqa_train |
All are true regarding mesothelioma except | Mesothelioma is an asbestos exposure releated tumor having Mean age of presentation as 50-70 years. Microscopically it may have both epithelioid and sarcomatoid patterns (biphasic pattern). Option ‘a’…. ‘Pleural mesotheliomas are more commonly right sided (R:L ratio is 3:2) may be because of greater size of right sided... | 11,353 | medmcqa_train |
Alpha-fetoprotein is increased in following except: | Down's syndrome | 11,354 | medmcqa_train |
In clinical aniridia all of the following are true except: | Ans. Iris is completely absent | 11,355 | medmcqa_train |
Optic atrophy is characteristic feature of poisoning by | (D) Methyl alcohol # Ocular features of Methyl alcohol poisoning:> Visual disturbances like photophobia and blurred or misty vision (snowfield vision), seeing spots, central and peripheral scotomata decreased light perception concentric diminution of visual fields for colour and form, followed by fairly sudden failure ... | 11,356 | medmcqa_train |
Aery cannulated most commonly for invasive blood pressure monitoring is: March 2013 (f) | Ans. C i.e. Radial aery | 11,357 | medmcqa_train |
Tobey-Ayer test and Crowe-Beck test are used for? | Ans. is 'a' i.e., Lateral sinus thrombosis Tobey-Ayer-Queckenstedt sign is used in the diagnosis of unilateral and bilateral lateral sinus thrombophlebitis. In cases where the lateral sinus is obstructed on one side, compression of the jugular vein on the intact side causes a rise in CSF pressure, whereas compression o... | 11,358 | medmcqa_train |
Which of the following intravenous anaesthetic agent pharmacokinetic does not change on renal and hepatic dysfunction - | Propofol is metabolized by liver and kidney mainly. but its metabolism exceeds hepatic blood flow, thus having extrahepatic and renal route as well. in liver and kidney dysfuction its metabolism is not delayed making its use safe. | 11,359 | medmcqa_train |
Which of the following is not recommended in the treatment of chronic low back pain - | LOW BACK PAIN Also known as lumbago (at times referred to as waist pain) is pain (as name implies) in the lower back (lumbar) region. Typically, the commonest area of back pain is the low back (lumbar region) and sometimes it spreads to the buttocks or thighs. LBP may radiate into * groin * buttocks * upper thigh (post... | 11,360 | medmcqa_train |
Eugene Blueler's 4As include following except - | Ans. is 'c' i.e., Anhedoniao Eugen Bleuler renamed dementia precox as Schizophrenia. He recognized that schizophrenia is a group of disorders rather than a distinct entity. Therefore, he used the term, a group of schizophrenias.o Bleuler described the characteristic symptoms (fundamental symptoms) for schizophrenia whi... | 11,361 | medmcqa_train |
All of the following structures pass through superior orbital fissure EXCEPT: | Ans. C Trigeminal nerveRef: Gray's 41st ed. pg. 667, BDC, 6th ed. Vol-III pg. 206-7Structures passing through superior orbital fissureSuperior orbital fissureUpper part/ LateralMiddle part (through tendinous ring)Lower/Medial part* Superior Opthalmic vein* Lacrimal nerve* Frontal nerve* Trochlear nerveMn - "Superior LF... | 11,362 | medmcqa_train |
Lymph nodes not involved in Ca endometrium is: | Lymphatic drainage of uterus: Lymph nodes Involved in ca endometrium.... BDC Vol II, 3th ed p 319
Upper lymphatics (from fundus)
From cornua
Middle lymphatics (from body)
Lower lymphatics (from cervix)
Para aortic
Superficial Inguinal nodes.
External iliac nodes.
External iliac node, Internal iliac nodes.
Besides the... | 11,363 | medmcqa_train |
Two months after knowing that his son was suffering from leukemia, a 45 year old father presents with sleep deprivation, lethargy, headache and low mood. He interacts reasonably well with others, but he absented himself from work. The most probable diagnosis is : | The information in this question is :
Stressor (knowledge about medical disorder in a child).
Mild depressive symptoms → low mood, sleep deprivation but normal social interaction Symptoms within 3 months of stressor.
The diagnosis is adjustment disorder. | 11,364 | medmcqa_train |
Highest transmission of hepatitis B from mother to fetus occurs if the mother is infected during: | Viral hepatitis is the commonest cause of jaundice in pregnancy in the tropics.
Hepatitis A (HAV):
Infection is spread by faecal-oral route.
Diagnosis is confirmed by detection of IgM antibody to hepatitis A (anti HAV Igm).
Disease is usually self limited and fulminant hepatitis is rare.
Perinatal transmission is rare... | 11,365 | medmcqa_train |
Location of testis is higher on | Their testes function best at temperatures lower than their core body temperature. Their testes are located outside of the body, suspended by the spermatic cord within the scrotum. ref - BDC 6e vol2 pg223 | 11,366 | medmcqa_train |
Fructose 2-6 biphosphate is | Fructose-2,6-bisphosphate(F-2,6-BP) increases the activity of phosphofructokinase.F-2,6-BP formed from fructose-6-phosphate by the action of an enzyme called PFK2Ref: DM Vasudevan, 7th edition, page no: 113 | 11,367 | medmcqa_train |
After doing a graft repair of a thoraco-abdominal aneurysm, the patients developed weakness. Most propable cause for this: | Aeria Radicularis Magna: Aeria radicularis magna (aery of Adamkiewicz) is the main source of blood supply to the anterior spinal aery in the thoracolumbar segment of the spinal cord. It arises from either one of the lower posterior intercostal aeries (T9-T11) or of the subcoastal aery (T12), or less frequently of the u... | 11,368 | medmcqa_train |
Bacteria divide rapidly in: | Ans. A. Log phaseLag phase: Max cell size, preparation for growth; log phase: Minimum cell size, rapid cell division, antibiotics act of log phase; stationary phase: Productions of exotoxins, spores, antibiotics, granules; decline phase: Bacterial death, release of endotoxins, poor Gram stain reaction | 11,369 | medmcqa_train |
In burns management, which of the following is the medium of choice: | Ans. C: Ringer lactate | 11,370 | medmcqa_train |
Lining of fallopian tube is - | Ans. is 'a' i.e., Ciliated columnar epithelium Types of epitheliumTissue or organSimple squamousLung alveoliMesothelium lining serous surfacesEndocardium and endotheliumLoop of henle in nephronKeratinized stratified squamousEpidermis of skinDuct of sebaceous glandNon keratinized stratified squamousTongue, tonsil, phary... | 11,371 | medmcqa_train |
What is the function of zona pellucida? | Ans. C. Prevention of multiple sperm entry* Zona pellucida is a glycoprotein layer surrounding the membrane of oocytes.* Once sperms reach ova, there is release of hyaluronidase - penetration of corona radiata and cumulus cells by sperm.* Glycoproteins on the outer surface of the sperm then bind with glycoproteins on t... | 11,372 | medmcqa_train |
Which of the following is a triple negative breast cancer - | Answer- B. Secretory cell cancerUpon histologic examination, triple-negative breast tumors mostly fall into the categories of secretory cell carcinoma or adenoid cystic types (both considered less aggressive); medullary cancerc and grade 3 invasive ductal carcinonas with no specific subtype; and highly aggressive metas... | 11,373 | medmcqa_train |
Which of the following is not true about
hashimoto’s thyroiditis? | Viral thyroiditis presents 4 to 6 weeks after upper respiratory tract infection. | 11,374 | medmcqa_train |
Best prognosis for reversibility is seen in : | Ans. is a i.e. isthmo -isthmic type Read the following lines "lt is impoant to select the site of tuba! ligation carefully which should ideally be done at the tubal isthmus. This is because in the event of the patient desiring a tubal recanalization procedure, the isthmoisthmic anastomosis carries the best chances of s... | 11,375 | medmcqa_train |
Thiamine is coenzyme for all the following enzymes except | Vitamin Functions Deficiency Disease B1 Coenzyme in pyruvate and a-ketoglutarate dehydrogenases, and transketolase; regulates Cl- channel in nerve conduction Peripheral nerve damage (beriberi) or central nervous system lesions (Wernicke Korsakoff syndrome) Reference: Harper; 30th edition; Page no: 550 | 11,376 | medmcqa_train |
Most specific antiemetic for Chemotherapy induced vomiting is | 5HT3 Antagonists *5HT3 antagonists like Ondansetron, Granisetron, Dolasetron, Tropisetron and Palanosetron are the most specific and effective agents in the management of chemotherapy-induced nausea vomiting and in nausea associated with upper abdominal irradiation. Ref:- Goodman & Gilman's Pharmacological basis of The... | 11,377 | medmcqa_train |
Griseofulvin is given for the treatment of onychomycosis for finger nail for a period of: | The treatment of dermatophytosis using Griseofulvin is as follows: Dosage - 125 - 250 QID with meal Finger nails - 4 - 6 months Toenails - 8 - 12 months Ref: Illustrated Synopsis of Dermatology and STD's By Neena Khanna, Page 121 | 11,378 | medmcqa_train |
In normal delivery, breast feeding should be started | Breast feeding should be iniated within 30 min. of a normal vaginal delivery!.
Breast feeding should be initiated within 4 hrs of delivery by caesarian section. | 11,379 | medmcqa_train |
Green coloured urine seen in: (PGI June 2007) | Ans. C (Carbolic acid poisoning) "Carbolic acid {phenol) poisoningQ urine may be colorless or slightly green' at first but turns greenQ or even black on exposure to air"- Reddy 27th/470 | 11,380 | medmcqa_train |
Following are predispositions of Alzheimer's disease except: | Smoking is considered to be one of the protective factors in Alzheimer's disease; however this finding has been inconsistent across the studies. Risk factor for Alzheimer disease Age Head injury HTN Insulin resistance Depression Down syndrome | 11,381 | medmcqa_train |
In post-term pregnancy, there is increased risk of all except : | Post-paum hemorrhage | 11,382 | medmcqa_train |
Substance with same atomic number but different mass number: | Ans. a (Isotope). (Ref. Radioactive isotope in Medicine Biology by Quimby, 2nd ed., 26)TERMDEFINITIONE-g.IsotopesAtoms having same atomic numbers, different mass numbers (hence different neutron number)e.g., 17CI35, 17CI37IsobarsAtoms having same mass numbers, different atomic number (hence different neutron number)e.g... | 11,383 | medmcqa_train |
All the following are examples of atrophy Except | All Answers Except for D are examples of atrophy. Atrophy of skeletal muscles can result from a loss of innervation due to the spinal cord or peripheral nerve trauma. Inactivity, as is often seen following the long-term immobilization of an extremity in a cast, has the same effect. Hypophysectomy is accompanied by atro... | 11,384 | medmcqa_train |
Which of the following is true about Pseudodementia? | Ans. B. Seen in patients with depressionPseudodementia is a syndrome seen in older people in which they exhibit symptoms consistent with dementia, but the cause is actually depression.Older people with predominantly cognitive symptoms such as loss of memory, and vagueness, as well as prominent slowing of movement and r... | 11,385 | medmcqa_train |
Which of the following is false about clavicle | Fracture of the clavicle typically occur at the junction of the medial 3/5th and lateral 2/5th. Middle-third or midshaft region of the clavicle is the most common site for a fracture, especially the junction of medial 3/5th and lateral 2/5th It is the junction where the 2 primary ossification centers meet. It is also w... | 11,386 | medmcqa_train |
Features of pneumothorax are all except – | There is shift of mediastinum to opposite (contralateral) side (not same side). | 11,387 | medmcqa_train |
A female developed a well circumscribed swelling on the nape of her neck. It is not transilluminant, painless and easily moveable. Which of the following one is NOT brilliantly transilluminant? | Lipomas are single or multiple, benign subcutaneous tumors that are easily recognized because they are soft, rounded, or lobulated and movable against the overlying skin. It is not transilluminant. Lipomas are composed of fat cells that have the same morphology as normal fat cells. Also know: Familial lipoma syndrome, ... | 11,388 | medmcqa_train |
An infant with intolerance to breast feed, vomiting and diarrhoea develops cataract. Which of the following is the most likely diagnosis? | Ans. (b) GalactosemiaRef: Kanski 7/e, p. 301Galactosemia - becomes manifest during infancy with features of failure to thrive, lethargy, vomiting and diarrhea. Reducing substance is found in urine after drinking milk.Cataract develops (oil droplet central opacity) within first few days to weeks of life. The exclusion o... | 11,389 | medmcqa_train |
In general, the last muscle to be rendered akinetic with a retrobulbar anesthetic block is: | B i.e. Superior Oblique In retrobulbar block, a good sign of correct needle placement is the onset of ptosis during the injection. This may be used as the end point to limit the injection volume. This volume should block all the relevant sensory nerves and the motor nerves to all structures, except perhaps the orbicula... | 11,390 | medmcqa_train |
The duct of parotid gland pierces all these structures except | (D) (Masseter) (110 BDC-3 6th)Parotid Duct /Stenson Duct* It is thick walled and is about 5 cm long. It emerges from the middle of the anterior border of the glands, it runs forward and slighty down wards on the masseter. Here its relation are :Superiorly1. Accessory parotid gland2. Transverse facial vessels3. Upper bu... | 11,391 | medmcqa_train |
All are true about thymoma except: | Answer- C. Symptomatic cases present as endocrine abnormalitiesCharachteristic SyndromesMyaesthenia Gravis (most common)Acquired Hypogammaglobulinemia (10%)Pure Red Cell Aplasiac | 11,392 | medmcqa_train |
This instrument is based on the principle of | This is based on Henry's law which states that when a volatile chemical (ethanol) is dissolved in a liquid (blood) and is brought to equilibrium with air (alveolar breath), there is a fixed ratio between the concentration of the volatile compound (ethanol) in air (alveolar breath) and its concentration in the liquid (b... | 11,393 | medmcqa_train |
A 55-year-old man is admitted to the hospital with a complaint of severe headaches. A lumbar puncture reveals traces of blood in the cerebrospinal fluid. Which of the following conditions has most likely occurred in this patient? | When a berry aneurysm ruptures, the blood flows into the subarachnoid space and therefore mixes with CSF; thus, blood would be present in the CSF when a lumbar puncture is performed. The pterion overlies the anterior branch of the middle meningeal vessels, and damage to these vessels would result in an epidural hematom... | 11,394 | medmcqa_train |
A 2 year old boy suffering from leukaemia, following are the X-ray finding – a) Osteolytic lesion in flat bonesb) Metaphysial osteoporosisc) Periosteal new bone formationd) Osteosclerosis of long bonee) Transverse line of dark band below the growth plate | Leukemia
Dark bands above the metaphysis called Growth Arrest Lines. These translucent transverse metaphyseal bands are the earliest & characteristic findings.
Metaphyseal lucencies affects maximum growth.
Characterstically, there are zones of rerefaction with delicate subperiosteal new bone formation in the metaphysi... | 11,395 | medmcqa_train |
All the following structures have Blood-Brain Barrier except | Some areas of the brain are devoid of the blood-brain barrier. These include pineal body, hypophysis cerebri, choroid plexuses and area postrema in fouh ventricle of brainReference: Chourasia; 6th edition; 462 page | 11,396 | medmcqa_train |
X-ray showing air column between soft tissue mass and posterior wall of the nasopharynx is suggestive of | In case of antrochoanal polyps, X-ray of paranasal air sinuses may show opacity of the involved antrum. X-ray (lateral view) of soft tissue nasopharynx, reveals a globular swelling in the postnasal space.
It is differentiated from angiofibroma by the presence of a column of air behind the polyp. | 11,397 | medmcqa_train |
Inhalation agent incompatable with sodaline | B i.e. Trichloro ethylene Sodalime with trilene forms phosgene (neurotoxic) gas.Q So this combination is contraindicated. Sodalime is a mixture of 94% (Ca(OH)2 + 5% NaOH as catalyst + 1% KOHQ; with granule size of 4-8 meshQ. It should not be used with : The drier the sodalime, the more likely it will degrade & absorb v... | 11,398 | medmcqa_train |
A person is having HBsAg negative, Anti-HBs positive, Anti HBc positive. Most probable diagnosis is? | Immunity due to infection of hepatitis B REF: CURRENT Medical Diagnosis & Treatment Chapter 16. Liver, Biliary Tract, & Pancreas Disorders See APPENDIX-28 for "MARKERS OF HEPATITIS-B" | 11,399 | medmcqa_train |
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