query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Not a premalignant condition: March 2005 | Ans. A: Retinitis pigmentosaGIT premalignant conditionsOf the four major primary small-bowel tumors (adenocarcinomas, lymphomas, carcinoid, and leiomyosarcomas), adenocarcinomas and lymphomas are associated with diseases that seem to increase the risk of developing these malignancies.Immunoproliferative small intestina... | 300 | medmcqa_train |
Which of the following is false about Takotsubo Cardiomyopathy | Echo comes back to normal in two weeks. | 301 | medmcqa_train |
Hereditary non-polyposis colorectal cancer (HNPCC) has an increased risk of all the following except | Hereditary non-polyposis colorectal cancer (Lynch syndrome)Hereditary non-polyposis colorectal cancer (HNPCC) is characterised by an increased risk of colorectal cancer and also cancers of the endometrium, ovary, stomach and small intestine.It is an autosomal dominant condition caused by a mutation in one of the DNA mi... | 302 | medmcqa_train |
Iodine RDA is - | Ans. is 'c' i.e., 150 microgram o The RDA of iodine for adults is 150 microgram.GroupRecommended daily intakePreschool children (0-59 months)School children (6 - 12 years)Adults (>12 years)Pregnancy and lactation90 meg120 meg150 meg250 meg | 303 | medmcqa_train |
Spanish windlass was practices in Spain as a method of execution. It is a type of: | Garrotting Garrotting: One of the methods of hemicidal strangulation The victim is attacked from behind without warning and strangled by grasping throat or by throwing a ligature over the neck and tightening it quickly. In this way a single assailant can kill a healthy robust adult. Garrotting was practices as a mode o... | 304 | medmcqa_train |
Dispropoionately increased blood urea levels compared to serum creatinine (urea creatinine ratio 20:1) can be seen in the following except - | Intrinsic or intrarenal acute renal failure (ARF) occurs when direct damage to the kidneys causes a sudden loss in kidney function. The most common causes of intrinsic acute renal failure are acute tubular necrosis (ATN), acute glomerulonephritis (AGN), and acute interstitial nephritis (AIN) . Ref Harrison20th edition ... | 305 | medmcqa_train |
For RNA, which blotting technique is used - | Ans. is 'b' i.e., Northern blot TechniqueSample analyzedGel usedProbeSouthern blotDNAQYesRadioactive DNAAllele specific oligonucleotide (ASO)DNANoAllele specific oligonucleotideMicroarravm-RNA or c-DNANoDNA probeNorthern blotRNAQYesDNA probeWestern (immuno) blotProtein QYesLabeled antibody QSouth Western blotProtein DN... | 306 | medmcqa_train |
Which bacteria acts by inhibiting protein synthesis? | Ans. is 'a' i.e., Pseudomonas | 307 | medmcqa_train |
Panthothenic acid is coenzyme of which of the following reaction (s): | D i.e. Acetylation Pantothenic acid is necessary for synthesis of coenzyme A (CoA)Q, which functions as a coenzyme for acetylation reactionsQ | 308 | medmcqa_train |
Oesophageal motility disorder are best diagnosed by? | Answer is B (Endoscopy): Dysphagia for solids alone suggests a probable mechanical cause for dysphagia such as carcinoma, stricture or esophageal web. The investigation of choice for such cases is Endoscopy. | 309 | medmcqa_train |
Quinine given to a patient of falciparum malaria caused sweating and palpitation, the likely cause is? | Ans. is 'c' i.e., Hypoglycemia o Sweating and palpitations suggest hypoglycemia; which can occur due to quinine. Cinchonism is characterized by ringing in ears, nausea, vomiting, veigo, headache, mental confusion, difficulty in hearing and vision. Hypotension and cardiac arrhythmias develop on rapid i.v. injection. | 310 | medmcqa_train |
Good pasture's syndrome is characterized by all of the following, except: | Answer is B (Leucocytoclastic Vasculitis) Leucocytoclastic vasculitis is not a typical feature of Good pasture's syndrome Triad of Goodpasture's syndrome (Ferri 's Color Atlas & Text of Clinical Medicine) Glomerulonephritisdeg (RPGN; crescents) Pulmonary HaemorrhageQ (Diffuse Alveolar Haemorrhage) Antibodies to basemen... | 311 | medmcqa_train |
Main source of energy derived from | Glycogen is the reserve carbohydrate in animals. It is stored in liver and muscles.The phosphorylated enzyme is less sensitive to allosteric inhibitors. Thus even if cellular ATP and glucose-6-phosphate are high, Phosphorylase will be active. The glucose-1-phosphate produced from glycogen in the liver may be conveed to... | 312 | medmcqa_train |
Reverse Coarctation is seen in | Reverse Coarctation ;weak or absent pulse in upper limb + pulse present in lower limb. | 313 | medmcqa_train |
Measures involved in sentinel surveillance includes all of the following except. | Ans. (d) Identifying cases free of disability* Surveillance: Is the ongoing systematic collection and analysis of data and the provision of information which leads to action being taken to prevent and control a disease, usually one of an infectious nature* Surveillance is of many types:- Passive Surveillance: Data is i... | 314 | medmcqa_train |
Which of the following drug crosses placenta | (Warfarin) (601-KDT6th)* WARFARIN - It crosses placenta and is secreted in milk however quantity of active form is generally insufficient to affect the suckling infants* HEPARIN - does not cross BBB or placenta**- It is the anticoagulant of choice during pregnancy*** Bleeding due to overdose is the most serious complic... | 315 | medmcqa_train |
Thymic hypoplsia is seen in which of the following | Ref Robbins 9/e p224 Thymic Hypoplasia: DiGeorge Syndrome DiGeorge syndrome results from a congenital defect in thymic development with deficient T cell maturation. T cells are absent in the lymph nodes, spleen, and peripheral blood, and infants with this defect are extremely vulnera- ble to viral, fungal, and protozoa... | 316 | medmcqa_train |
Rett's syndrome occurs due to deficiency of ? | Ans. is 'b' i.e., Biotin | 317 | medmcqa_train |
The Triat in which the parents are clinically normal and only siblings are affected but males and females are affected in equal propoions is: | AR | 318 | medmcqa_train |
True about primary peritonitis | (D) Occurs with Cirrhosis of liver # # PRIMARY (SPONTANEOUS) BACTERIAL PERITONITIS> Peritonitis is either primary (without an apparent source of contamination) or secondary.> The types of organisms found and the clinical presentations of these two processes are different. In adults, primary bacterial peritonitis (PBP) ... | 319 | medmcqa_train |
Osgood Schlatter disease is associated with osteochondritis of | Types of Osteochondritis and Nomenclature Traction apophysitis (chronic strain injuries) Tibial Tuberosity Osgood-Schlatter Calcaneum Sever The lower pole of patella Sinding-Larsen&;s | 320 | medmcqa_train |
Datura seeds resemble - | ↵The seeds of datura closely resemble those of the capsicum universally used over India as a condiment, and the difficulty of their detection is enhanced by the fact that, apart from the bitterness, the poison-seeds have little taste and as impure salt is generally used in India. | 321 | medmcqa_train |
Measles is infective for: | Measles/English Measles is spread through respiration (contact with fluids from an infected person&;s nose and mouth, either directly or through aerosol transmission), and is highly contagious -- 90% of people without immunity sharing a house with an infected person will catch it. The infection has an average incubatio... | 322 | medmcqa_train |
True about Caspases is? | ANSWER: (A) Involved in apoptosisREF: Robbins pathology 7th edition page 27-29Caspases are essential in cells for apoptosis, or programmed cell death, in development and most other stages of adult life, and have been termed "executioner" proteins for their roles in the cell Some Caspases are also required in the immune... | 323 | medmcqa_train |
Metachromatic granules are stained by? | Ans. is 'a' i.e., Ponder's stain | 324 | medmcqa_train |
Finger print bureau was first established in the following country: | Dactylography or fingerprint system or dermatoglyphics or Galton system was first used in India in 1858, by Sir William Herschel in Bengal. Sir Francis Galton systematised this in 1892. Finger print bureau was first established in Kolkata.Fingerprints are impressions of patterns formed by the papillary or epidermal rid... | 325 | medmcqa_train |
Which of the following drug acts against Pseudomonas - | Ans. is 'a' i.e., Piperacillin Drugs acting against Pseudomonas. o Penicillins- Piperacillin, Carbenicillin, Ticarcillin, Mezlocillin. o Cephalosporins - Ceftazidime, Cefoperazone, Cefepime. o Carbapenems- Imipenem, meropenem o Monobactams - Aztreonam. o Aminoglycosides - Tobramycin, Gentamycin, Amikacin. o Fluroquinol... | 326 | medmcqa_train |
Cicatrial Alopecia is seen in: | C. i.e. DLE | 327 | medmcqa_train |
According to Spetzler-Main criteria, how much score is given for a 5 cm nidus with AV malformation? | Spetzler-Main AVM grading scale. Graded Feature Points Assigned Size of AVM < 3 cm 3-6 cm >6 cm 1 2 3 Eloquence1 of adjacent brain Noneloquent Eloquent 0 1 Venous drainage Superficial Deep 0 1 'Eloquent areas include: visual, language, and sensorimotor coex; the thalamus and hypothalamus; the internal capsule; the brai... | 328 | medmcqa_train |
Which of these following statements is wrong about Tacrolimus? | The side effects of Tacrolimus includes, nephro and hepato toxicity. It can also cause hypeension, tremors, seizure, diabetes mellitus and blurred vision. It should be better avoided with other hepato and renal toxicity drugs. Ref: Manzoor M. Khan (2008), Chapter 4 "Immunesupressive Agents", In the book, "Immunopharmac... | 329 | medmcqa_train |
Macrosomia is a | Macrosomia:- A condition where a baby is large before bihFactors causing macrosomia:Mother having diabetesMother having gestational diabetesObese mother(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 777, 897 - 899) | 330 | medmcqa_train |
Which one of the following device conves radioactive emissions to light for detection? | Scintillation counter: It measures ionizing radiation. The sensor, called a scintillator, consists of a transparent crystal, usually phosphor, plastic, or organic liquid that fluoresces when struck by ionizing radiation. A sensitive photomultiplier tube (PMT) measures the light from the crystal. The PMT is attached to ... | 331 | medmcqa_train |
Enterobius commonly inhabit the: September 2011 | Ans. D: Caecum Adult Enterobius vermicularis worms inhabit the caecum, appendix and adjacent poions of the ascending colon, lying closely applied to the mucosal surface. Pinworm (genus En terobius)/Threadworm/Seatworm, It is a nematode (roundworm) and a common human intestinal parasite, especially in children. It inhab... | 332 | medmcqa_train |
Which of the following results in increase in secretion of ADH? | Ans: C HypovolemiaRef: Guyton 12th/e p. 9051Hypovolemia (Decreased ECF) stimulates the release of ADH.Vasopressin secretion is increased by: - i) Increased osmolarity (osmotic pressure) of plasma; ii) Decreased ECF volume; iii) Pain, emotion, stress, exercise; iv) Nausea and vomiting; v) Standing; vi) Clofibrate, Carba... | 333 | medmcqa_train |
Urine osmolality in Diabetes insipidus is | Diabetes insipidus is condition characterised by excessive thirst excretion of large amounts of severely diluted urine Those with diabetes insipidus continue to uinate large amount of urine in spite of water deprivation.Ref: DM Vasudevan, 7th edition, page no: 373 | 334 | medmcqa_train |
1-a hydroxylation in Vitamin-D metabolism takes place in | Vitamin D is a fat-soluble vitamin molecule found in fish liver oils, and also produced in the skin when subjected to ultraviolet rays from sunlight. The main function of the vitamin is to increase the utilization of calcium and phosphorus in bones and teeth. A mixture of several forms of vitamin D: Vitamin D3 is synth... | 335 | medmcqa_train |
Magaldrate is conveed by gastric acid to ? | Ans. is `c' i.e., Magnesium hydroxide and Aluminium hydroxide Magaldrate: Magaldrateis a common antaciddrug that is used for the treatment of duodenal and gastric ulcers, esophagitis from gastroesophageal reflux. Magaldrate is a hydroxymagnesium aluminate complex that is conveed rapidly in gastric acid to Mg(OH), and A... | 336 | medmcqa_train |
Which of the following nerves are affected after spinal anaesthetic block – | Local anesthetics block generation and conduction of nerve impulse at all part of neuron where they come in contact, without causing structural damage. Thus not only sensory but motor impulses and autonomic control is also interrupted. | 337 | medmcqa_train |
Drug of choice for Treponema Pallidum is? | ANSWER: (A) Penicillin GREF: Microbiology, Volume 2; Volume 9, Part 2 edited by E. Edward Bittar, Neville Bittar p; 241See APPENDIX-65 for "SEXUALLY TRANSMITTED DISEASES""Parenteral penicillin G remains the treatment of choice for syphilis (Treponema pallidu and resistance to penicillin has not been reported" | 338 | medmcqa_train |
If hemoglobin status of a population with mean value is 10.3 gm % with SD 2 gm%, then 5% population will be below what value of Hb? | . | 339 | medmcqa_train |
Inclusion body conjunctivitis true is all except: | Ans. Present only in infants | 340 | medmcqa_train |
EBV causes all EXCEPT: | ANSWER: (C) Verrucous lymphomaREF: Jawett's 24th edition Section IV. Virology > Chapter 33. Herpesviruses Cancer by EBV:EBV is recognized as a cause of Burkitt's lymphoma, nasopharyngeal carcinoma, Hodgkins disease, and some other lymphomas. Sera from patients with Burkitt's lymphoma or nasopharyngeal carcinoma contain... | 341 | medmcqa_train |
All of the following are required more during lactation as compared to pregnancy, except ? | Ans. is 'a' i.e., Iron Required more during lactation as compared to pregnancy : Energy, Vitamin A, thiamin, riboflavin, Vitamin C, niacin, and Vitamin B12. Required more during pregnancy : Iron, protein, and folate. Same requirment in pregnancy and lactation : Fat, calcium, zinc, magnesium, and vitamin B6. | 342 | medmcqa_train |
Not a B cell marker - | . CD 134 | 343 | medmcqa_train |
In sebaceous glands, accumulation of sebum leads to: | Ans. b. Acne4 steps in pathogenesis of Acne are:Sebum productionHyperkeratosis of pilosebaceous unitPropionibacterium acnes colonization of pilosebaceous unit Inflammation | 344 | medmcqa_train |
A young girl presents with abdominal pain and a recent change in bowel habit, with passage of mucus in stool. There is no associated blood in stool and symptoms are increased with stress. The most likely diagnosis is- | Childhood Chronic ill health in childhood or adolescent IBD may result in growth failure, metabolic bone disease and delayed pubey. Loss of schooling and social contact, as well as frequent hospitalisation, can have impoant psychosocial consequences.Treatment is similar to that described for adults and may require gluc... | 345 | medmcqa_train |
Length of umbilical cord is? | ANSWER: (C) 30-100 cmsREF: Dutta 6th ed p. 40The normal length of umblical cord is around 50cms with usual variation between 30-100 cms | 346 | medmcqa_train |
Vitamin B12 intrinsic factor absorption occurs in | Most of the vitamins are absorbed in the upper small intestine, but vitamin B12 is absorbed in the ileum.Vitamin B12 binds to intrinsic factor and the complex is absorbed across the ileal mucosa.Vitamin B12 and folate absorption are Na+ independent.Other vitamins are absorbed by carriers that are Na+ cotranspoers.(Ref:... | 347 | medmcqa_train |
Splenunculi are commonly seen in | A. (Hilum of spleen) (1103-B & L 25th)ACCESSORY SPLEEN (Splenunculi) - probably results from a failure of infusion of splenic embryonic tissues* They are located near the hilum of the spleen in 50% of cases and related to the splenic vessels or behind the tail of pancreas in 30%. The remainder are located in the mesoco... | 348 | medmcqa_train |
Causative agent of Favus is: | Ans. A. Tinea schoenleiniiFavous usually affect scalp, but occurring occasionally on any part of the skin and even at times on mucous membrane, caused by Tinea schoenleinii. | 349 | medmcqa_train |
Zona Pellucida disappears by:- | Zona pellucida is thick membranous covering made up of glycoprotein, the microvilli of oocyte and follicular cells project into zona pellucida for nutrition. it prevent polyspermy and implantation. Blastocyst forms at 4th day and by the end of 5th day, zona pellucida disappears and implantation takes place at 6th -7th ... | 350 | medmcqa_train |
Storage form of thyroid hormone- | The synthesis and storage of thyroid hormones occurs between the follicular cells and the colloid. The storage form of thyroid hormone is thyroglobulin. Thyroglobulin is a large glycoprotein synthesized in the follicular cells and has a molecular weight of around 650 000 with about 140 tyrosine residues, depending on t... | 351 | medmcqa_train |
Congenital hepatic fibrosis is a characteristic feature of | Infantile and Iuvenile forms are associated with congenital Hepatic fibrosis. | 352 | medmcqa_train |
MHC restriction is a pa of all except aEUR' | Autoimmune disorder Major histocompatibility complex : Major histocompatibility complex, also called the human leucocyte antigen (HLA) complex is a 4 megahase region on chromosome 6. This region is densely packed with genes. These genes encodes two major proteins or antigens i.e., MHC I & MHC II. These proteins play an... | 353 | medmcqa_train |
During cardiac imaging the phase of minimum motion of hea is: | D i.e. Mid diastole- During cardiac imaging (such as MRI, CT, electron beam tomography), mid diastolic phase (or diastasis) of cardiac cycle is usually (but not always) associated with lowest (minimum) mean motion of hea.Q- Optimum phase (i.e. with minimum cardiac motion) for cardiac and coronary vessel imaging is mid-... | 354 | medmcqa_train |
Mandibular nerve does not supply:? | A. i.e. Buccinator | 355 | medmcqa_train |
A 68-year-old man is admitted to the coronary care unit with an acute myocardial infarction. His postinfarction course is marked by congestive hea failure and intermittent hypotension. On the fouh day in hospital, he develops severe midabdominal pain. On physical examination, blood pressure is 90/60 mm Hg and pulse is ... | In the absence of peritoneal signs, angiography is the diagnostic test of choice for acute mesenteric ischemia. Patients with peritoneal signs should undergo emergent laparotomy. Acute mesenteric ischemia may be difficult to diagnose. The condition should be suspected in patients with either systemic manifestations of ... | 356 | medmcqa_train |
Drugs undergoing acetylation include all except: | Ans. B. MetoclopramideAcetylation by N-acetyl transferases (NAT)e.g, S - SulfonamidesH - HydralazineI - IsoniazidP - Procainamide, PASD - DapsoneC - Clonazepam, Caffeine | 357 | medmcqa_train |
A group of expes discussing a topic in front of the audience without any specific order. This mode of communication is known as: September 2008 | Ans. A: Panel discussion In panel discussion there is a chairman/moderator and 4-8 speakers. Each speaker prepares separately, the other speakers hear one another for the time at the session itself. Panel discussions, however, differ from team presentations. Their purpose is different. In a team presentation, the group... | 358 | medmcqa_train |
Starvation and diabetes mellitus can lead on to ketoacidosis which of the following features is in our of ketoacidosis due to diabetes mellitus. | A i.e. Increase in glucagons/ insulin ratio, increased C- AMP & increased blood sugar.In diabetes little glucose is oxidized as fuel, except by the brain. The rest of tissues burn a large amount of fat, paicularly the liver where the amount of acetyl COA formed from fatty acids exceeds the capacity of the tricarboxylic... | 359 | medmcqa_train |
ARDS true? | ARDS is a clinical syndrome of severe dyspnoea of rapid onset, hypoxaemia and diffuse pulmonary infiltrates leading to respiratory failure.ARDS is characterised by Po2/Fio2(inspiratory O2 fraction)<200 mmHg.There will be no hypercapnia, so the patient will have type 1 respiratory failure.
There will be a stiff-lung sy... | 360 | medmcqa_train |
Hypeension is seen with all except- | Ans. is d i.e., Levodopa Drug causing hypeension Cocaine MAO inhibitors Oral contraceptives Clonidine withdrawl Tricyclic antidepressants Cyclosporine Glucocoicoids Rofecoxib (NSAID) Erythropoietin Valdecoxib (NSAID) Sympathomimetics | 361 | medmcqa_train |
Beta 2 agonist used in rescue therapy in acute respiratory conditions are all except? | Ans. is 'd' i.e., Ketotifen Formoterol, Salbutomol and bambuterol are p 2 agonists. o Ketotifen is a mast cell stabilizer. | 362 | medmcqa_train |
The post mortem report in case of death in police custody should be recorded as | Ans. b (Video recording). (Ref. Parikh, FMT, 5th ed., 130)Installation of video camera in jail and recording of postmortem in case of death in police custody is according to human rights. | 363 | medmcqa_train |
Reversible loss of polarity with abnormality in size and shape of cells is known as? | Dysplasia is reversible
Anaplasia is irreversible | 364 | medmcqa_train |
During autopsy for virology study which agent is used for storing tissue: NEET 14 | Ans. 50% glycerine | 365 | medmcqa_train |
The protective bacterium in the normal vagina is: | Vagina has inhabitant bacteria called as Doderleins bacteria which is a lactobaccilli, and converts the glycogen present in vaginal epithelium into lactic acid.
Thus, pH of the vagina is acidic
The pH of the vagina in an adult woman is 4 -5.5 with an average of 4.5.
The pH of vagina varies with age — for further detail... | 366 | medmcqa_train |
Bence jones proteinuria is derived from? | Ans. (b) Light chain globulins(Ref: R 9th/pg 598-602)Excretion of light chains in the urine has been referred to as Bence Jones proteinuria.Light chains includes k and l (kappa and lambda) | 367 | medmcqa_train |
Pradhan mantra swasthya suraksha yojana was launched in: | Pradhan mantra swasthya suraksha yojana was approved in 2006 with the objective of correcting imbalances in availability of affordable teiary level healthcare in the country. Ref: National Health Programmes in India, J.Kishore, 10th edition pg: 84 | 368 | medmcqa_train |
Which of the following measures sensitivity: September 2011 | Ans. B: True positives Sensitivity denotes true positives | 369 | medmcqa_train |
Caput succedaneum in a newborn is: Karnataka 07 | Ans. Collection of sero-sanguineous fluid in the scalp | 370 | medmcqa_train |
Zero order kinetics is seen in all except | Zero order kinetics is seen in high dose of salicylates,ethanol and phenytoin. Ref-KDT 6/e p31 | 371 | medmcqa_train |
In a normal healthy person the arterial oxygen is considered satisfactory if SPO2 is more than | Ans. c (90) (Ref H-17th/l590-91; pg. A-15)In a normal healthy person the arterial oxygen is considered satisfactory if SP02 is more than 90.Arterial O2 tensionPaO212.7 +- 0.7 kPa (95 +- 5 mm Hg)Arterial CO2 tensionPaCO25.3 +- 0.3 kPa (40 +- 2 mm Hg)Arterial O2 saturationSaO20.97 +- 0.02 (97 +- 2%)Arterial blood pHpH7.4... | 372 | medmcqa_train |
A 40-year-old man presents with 5 days of productive cough and fever. Pseudomonas aeruginosa is isolated from a pulmonary abscess. CBC shows an acute effect characterized by marked leukocytosis (50,000/mL) and the differential count reveals shift to left in granulocytes. Which of the following terms best describes thes... | Circulating levels of leukocytes and their precursors may occasionally reach very high levels (>50,000 WBC/mL). These extreme elevations are sometimes called leukemoid reactions because they are similar to the white cell counts observed in leukemia, from which they must be distinguished. The leukocytosis occurs initial... | 373 | medmcqa_train |
A patient present with dysphagia of 4 weeks duration. Now he is able to swallow liquid food only. Which of the following is the one investigation to be done: | Answer is B (Upper GI endoscopy is to be done) The patient is presenting with new onset dysphagia for solids alone (able to swallow liquids). This suggests dysphagia due to mechanical obstruction (carcinoma, stricture, web) which is best diagnosed by endoscopy. Note: Barium swallow is the recommended initial investigat... | 374 | medmcqa_train |
Inhalation of fungal spores can cause primary lung infections. Of the following organisms, which one is most likely to be associated with this mode of transmission? | C. albicans and Candida tropicalis are opportunistic fungi, and as part of the normal flora are not transmitted by inhalation. C. immitis is a dimorphic fungus and inhalation of the spores transmits the infection. Sprothrix is also a dimorphic fungus but its portal of entry is cutaneous. Trychophyton is a dermatophyte ... | 375 | medmcqa_train |
Fleeting skin lesions are often present in patients with: | Fleeting skin lesions are often presents in patients with hepatitis B. Ref: Schiff's diseases of liver, Edition -11, Page - 3. | 376 | medmcqa_train |
In which of the following locations, Carcinoid tumor is most common | carcinoid tumour commonly occurs in appendix(45%),ileum(25%),rectum(15%).other sites are(15%)other pas of GIT ,bronchus, and testis SRB,5th,877. | 377 | medmcqa_train |
S100 is a marker used in the diagnosis of all Except | Acidic protein, 100% Soluble in ammonium sulfate at neutral pH (derivation of name) S100 protein family is multigenic group of nonubiquitous cytoplasmic EF-hand Ca2+-binding proteins, sharing significant structural similarities at both genomic and protein levels; S100 protein family has 24 known human members each code... | 378 | medmcqa_train |
A Patient who is on antihypertensive drug develops a dry cough. Which of the following drug might be responsible for the condition: | The angiotensin-converting enzyme normally helps in conversion of angiotensin I to angiotensin II, which acts as a vasoconstrictor in case of hypovolemia.
In addition to that, ACE also helps in the breakdown of bradykinin.
When ACE inhibitors (captopril) are given, it inhibits ACE and in addition inhibits the breakdown... | 379 | medmcqa_train |
Mad Cow disease (Spongiform disease) occurs due to | Mad cow disease or bovine spongiform encephalopathy i.e. Caused by “prions”
“PRIONS” are unconventional transmissible agents, proteinaceous in nature.”
Diseases caused by prions are
Kuru
Creutzfeldt Jakob Disease.
Gerstmann Straussler Scheinker Syndrome
Fatal Familial Insomnia.
Scrapie Of Sheep
Transmissible Encephalop... | 380 | medmcqa_train |
A patient on lithium therapy was found to be hypeensive also. Which of the following antihypeensive drugs is contraindicated in a patient on lithium therapy in order to prevent toxicity? | Diuretics (thiazide, furosemide) by causing Na+ loss promote proximal tubular reabsorption of Na+ as well as Li+ --plasma levels of lithium rise. ref : KD Tripati 8th ed. | 381 | medmcqa_train |
In marasmus, which of the following is not seen? | Edema is a feature of Kwashiorkor, not seen in marasmus. Kwashiorkor Marasmus Edema Present absent appetite poor Voracious appetite CNS involvement apathy Active child Hepatomegaly seen Not seen Skin and hair changes More common Less common | 382 | medmcqa_train |
A 23-year-old woman presents with a rubbery, freely movable 2-cm mass in the upper outer quadrant of the left breast. A biopsy of this lesion would most likely histologically reveal | The most common benign neoplasm of the breast is fibroadenoma, which typically occurs in the upper outer quadrant of the breast in women between the ages of 20 and 35. These lesions originate from the terminal duct lobular unit and histologically reveal a mixture of fibrous connective tissue and ducts. Clinically, fibr... | 383 | medmcqa_train |
Most common pa of larynx involved in TB ? | Ans. is 'b' i.e., Posterior Essential otolaryngology 2"d/e p. 1139] Disease affects the posterior third of larynx more commonly than anterior pa. The pas affected in descending order of frequency are :- i) Interarytenoid fold, ii) Ventricular band, iii) Vocal cords, iv) Epiglottis. | 384 | medmcqa_train |
Pyogenic granuloma is associated with | Pyogenic granuloma is a misnomer as there is no granuloma. It is a benign vascular lesion that bleeds easily on trauma.
It is associated with Inflammatory Bowel disease (Ulcerative colitis > Crohn's disease). | 385 | medmcqa_train |
Muscle relaxant used in renal failure - | As Atracurium and Cis-atracurium are inactivated by Hoffman's elimination, they are the muscle relaxants of choice for both liver and renal failure. | 386 | medmcqa_train |
Ramachandran is on the surgical ward with non-seminomatous tumor of testis and more than 4 retroperitoneal lymph nodes involved. You are the resident who is making a decision about fuher management. The treatment include all of the following, except: | Inguinal orchiectomy with high ligation of the cord at the internal ring is the initial management of testicular tumour. Multi Agent chemotherapy and followed by surgical resection is one modality of treatment. Ref: Bailey & Love, 25th Edition, Page 1269. | 387 | medmcqa_train |
A 34-year-old female has a history of intermittent episodes of severe abdominal pain. She has had multiple abdominal surgeries and exploratory procedures with no abnormal findings. Her urine appears dark during an attack and gets even darker if exposed to sunlight. The attacks seem to peak after she takes erythromycin,... | The patient has acute intermittent porphyria, which is a defect in one of the early steps leading to heme synthesis. The buildup of the intermediate that cannot continue along the pathway leads to the dark urine, and it turns darker when ultraviolet (UV) light interacts with the conjugated double bonds in the molecule.... | 388 | medmcqa_train |
Most common type of hypospadias is: September 2011 | Ans. A: Glandular Glandular hypospadias is common and does not usually require treatment Hypospadias: The external meatus opens on the underside of the penis or the perineum, and the inferior aspect of the prepuce is poorly developed (hooded prepuce) Meatal stenosis occurs Bifid scrotum 6 - 10 months of age is the best... | 389 | medmcqa_train |
In a subclan aery block at outer border of 1st rib, all of the following aeries help in maintaining the circulation to upper limb, EXCEPT? | A rich anastomosis exists around the scapula between branches of subclan aery (first pa) and the axillary aery (third pa). This anastomosis provides a collateral circulation through which blood can flow to the limb when the distal pa of subclan aery or the proximal pa of axillary aery is blocked. Scapular anastomoses o... | 390 | medmcqa_train |
Lymphatics of suprarenal gland drain into lymph nodes - | Suprarenal glands drain into para-aortic nodes. | 391 | medmcqa_train |
All of the following can be involved in an injury to the head of the fibula, EXCEPT: | The common peroneal nerve is extremely vulnerable to injury as it winds around the neck of the fibula. At this site, it is exposed to direct trauma or is involved in fractures of the upper pa of the fibula. While passing behind the head of the fibula, it winds laterally around the neck of the bone, pierces peroneus lon... | 392 | medmcqa_train |
Pain felt between great toe and 2nd toe is due to involvement of which nerve root - | First web space of foot is supplied by deep peroneal nerve (L5) | 393 | medmcqa_train |
Which of the following is non-competitive inhibitor of intestinal alkaline phosphatase? | Ans. d (L-Phenylalanine) (Ref. Biochemistry by Vasudevan, 4th ed., 57; 5th ed., 55-56)ALKALINE PHOSPHATASE# The pH optimum for the enzyme reaction is between 9 and 10.# It is activated by magnesium and manganese.# Zinc is a constituent ion of ALR# It is produced by osteoblasts of bone, and is associated with the calcif... | 394 | medmcqa_train |
Mondors disease is: | Ans: D (Thrombophlebitis of superficial veins of breast) Ref: Bailey dt Love's Short Practice of Surgery, 25th Edition,833-4Explanation:Mondor's diseaseThrombophlebitis of the superficial veins of the breast and anterior chest wallCan also involve armCauseIdiopathicClinical featuresThrombosed subcutaneous vessel , usua... | 395 | medmcqa_train |
Treatment of Choice in Sleep Apnea Syndrome: | (A) Continuous positive pressure ventilation# Sleep apnea: Sleep apnea is a sleep disorder characterized by pauses in breathing during sleep. Each episode, called an apnea, lasts long enough so that one or more breaths are missed, and such episodes occur repeatedly throughout sleep.> The standard definition of any apne... | 396 | medmcqa_train |
Rectal polyp most commonly presents as | .LOWER GI BLEED- * Bleeding in the GIT below the level of the ligament of Treitz. * Normal faecal blood loss is 1.2 ml/day. A loss more than 10 ml/day is significant.* Angiodysplasia. * Diveicular disease - commonest cause in Western countries. * Tumours of colon or small bowel. * Anorectal diseases--Haemorrhoids, fiss... | 397 | medmcqa_train |
Ulipristal acetate is a/an: | Ans. is d, i.e. Selective progesterone receptor modulatorRef: Harrison's Principles of Internal medicine 19th/ed, p2391Ulipristal acetate (trade name Ella One in the European Union, Ella in the US for contraception, and Esmya for uterine fibroid) is a selective progesterone receptor modulator (SPRM).PharmacodynamicsAs ... | 398 | medmcqa_train |
A patient presented with ahritis and purpura. Laboratory examination showed monoclonal and polyclonal cryoglobulins. Histopathology showed deposits of cryoglobulins around the vessels. The patient should be tested for which of the following ? | Hepatitis C This is caused by an RNA flavivirus. Acute symptomatic infection with hepatitis C is rare. Most individuals are unaware of when they became infected and are identified only when they develop chronic liver disease. Eighty per cent of individuals exposed to the virus become chronically infected and late spont... | 399 | medmcqa_train |
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