query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
value |
|---|---|---|---|
Enzyme deficiency in McArdle's syndrome? | Type name Enzyme Deficiency Clinical Features V Myophosphorylase deficiency, McArdle's syndrome Muscle phosphorylase Poor exercise tolerance Muscle glycogen abnormally high (2.5%-4%) Blood lactate very low after exercise Reference: Harper; 30th edition; Table: 18-2; Page no: 179 | 10,300 | medmcqa_train |
Graves disease is an example of which type of Immunologic response? | Graves disease is a type II hypersensitivity reaction. This type of hypersensitivity reaction is initiated by IgG antibodies that react either with the cell surface or tissue antigen. Most patients possess antibodies to thyroglobulin. The immunological basis is suppoed by idethe notification of the long-acting thyroid ... | 10,301 | medmcqa_train |
Weight gain in normal pregnancy is? | ANSWER: (C) 10-12 kgsREF: dutta 6th ed p. 51weight gain:Total weight gain during pregnancy is llkgs, I.e Ikgs in 1st trimester, 5kgs in 2nd, 5kgs in 3rd.Rapid weight gain, >0.5 kgs/week or 2 kgs/month is an early manifestation of preeclampsia Stationary or falling wTeight suggests IUGR or IUD | 10,302 | medmcqa_train |
In reproductive and child health programme, districts are divided on the basis of- | Ans. is 'b' i.e., Crude Bih Rate & Female Literacy Rate | 10,303 | medmcqa_train |
Electrical pacemaker of stomach is situated in- | Shackelford “The gastric pacemaker, which is located in the body along the greater curvature, stimulates both the filling and mixing of food in the body and antrum.”
• Gastric pacemaker: Interstitial cells of Cajal (ICCs)
• Location: In body along the greater curvature
• ICCs are critical for the generation of sequenti... | 10,304 | medmcqa_train |
Metabolically active layer of cornea is –a) Endotheliumb) Stromac) Descemet membrane d) Epithelium | The most actively metabolizing layers of the cornea are epithelium and endothelium. | 10,305 | medmcqa_train |
Remnant of notochord is- | Ans. is 'b' i.e., Nucleus pulposuso After development of verteral bodies, the notochord degenerates and disappears but persists as the nucleus pulposus of intervertebral disc.o Notochord is a bud like structure formed by epiblast cells extending from cranial end of primitive streak to caudal end of prochordal plate, in... | 10,306 | medmcqa_train |
A diabetic patient developed cellulitis due to S. aureus, which was found to be methicillin resistant after antibiotic sensitivity testing. All of the following antibiotics will be appropriate except | 1. "The carbapenem lmipenem has excellent activity against methicillin - sensitive S. aureus but not M.R.S.A." Because MRSA is resistant to all Beta-lactam antibiotics including cephalosporins and carbapenems. 2. Treatment of MRSA: DOC- Vancomycin Alternative drugs- Teicoplanin, Linezolid, Daptomycin (for endocarditis ... | 10,307 | medmcqa_train |
Digastric muscles are the following except | Sternocleidomastoid is a muscle with two heads and one belly like the biceps brachiii Digastric muscles have two bellies Occipitofrontalis muscle has two bellies: Occipital belly and Frontal belly Omohyoid superior and inferior belly Ligament of Treitz is a digastric muscle with a skeletal muscle belly, which arises fr... | 10,308 | medmcqa_train |
Origin of cancer cells in Krukenberg tumour is from: March 2013 | Ans. B i.e. Gastric carcinoma Krukenberg tumor It is a malignancy in the ovary that metastasized from a primary site, classically the gastrointestinal tract, although it can arise in other tissues such as the breast. Gastric adenocarcinoma, especially at the pylorus, is the most common source. Krukenberg tumors are oft... | 10,309 | medmcqa_train |
A man presented with right sided moderate size pneumothorax without tension, Physical finding present as | Ans A (Ipsilateral chest with bulge)Patients with small pneumothorax findings are:Decreased breath soundsDecreased vocal fremitusResonant percussion noteLarger pneumothrax:Tachypnea and distressBulge of affected hemithoraxImmobile during respirationVery large pneumothorax under tension:Severe respiratory distress Diaph... | 10,310 | medmcqa_train |
Presence of delta sign on contrast enhanced CT SCAN suggests presence of - | Ans. is 'a' i.e., Lateral Sinus thrombophlebitisLATERAL SINUS THRQMBOPHLEBIT1S tSIGMQID SINUS THROMBOSIS)o Lateral or sigmoid sinus thrombophlebitis arises from inflammation in the adjacent mastoid. It may occur as a complication of: -Acute coalescent mastoiditisCSOM and cholesteatomaClinical featureso Hectic Picket-Fe... | 10,311 | medmcqa_train |
C-reactive protein is - | An abnormal protein that precipitates with the somatic O antigen of streptococcus pneumoniae appears in the acute phase sera of pneumonia but disappear during convalescence. It is known as C-reactive protein. it is not an antibody produced as a result of pneumococcal infection. It is an acute phase substance and it'its... | 10,312 | medmcqa_train |
Deglutition peristalsis of oesophagus: | Ans. A. Primarya. Esophageal peristalsis can be initiated by deglutition ("primary" peristalsis) or local distention ("secondary" peristalsis).b. Deglutition is one of the most complex reflex neural activities.c. The initial phase is voluntary when food is chewed, mixed with saliva and formed into a bolus before being ... | 10,313 | medmcqa_train |
The following statements regarding finasteride are true EXCEPT: | Finasteride is a competitive inhibitor of enzyme 5 alpha-reductase which conves testosterone into DHT. DHT is a more powerful androgen than testosterone It is used for the treatment of BPH and androgenic alopecia Adverse effect-cause impotence.(Ref.Essentials of medical pharmacology TD Tripathi 7th edition page no.302) | 10,314 | medmcqa_train |
Efficiency of pasteurization can be best assessed by? | Phosphatase test is widely used yo check the efficiency of pasteurizationREF.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE.Editon-21.Page no.-606. | 10,315 | medmcqa_train |
Most common cause of hypothyroidism in pregnancy is ? | Ans. is 'd' i.e., Anti TPO antibodyHypothyroidism in pregnancyThe clinical association of hypothyroidism in pregnancy may be due to :First time diagnosis in pregnancyHypothyroid women who either discontinue thyroid therapy or who need larger doses in pregnancyHypehyroid women on excessive amounts of antithyroid drugsWo... | 10,316 | medmcqa_train |
Which of the following is true regarding competitive inhibition? | Competitive inhibition leads to increase in Km, and Vmax remains constant. | 10,317 | medmcqa_train |
A patient was brought to the hospital with a history of A eight hours back. A few drops of blood is noted at the external urethral meatus. He has not passed urine and his bladder is palpable per abdomen. The probable diagnosis is : | Ans. is 'a' i.e. Urethral injury Blood at urethral meatus and urine retention are suggestive of urethral injury. | 10,318 | medmcqa_train |
Strong correlation is signified by a correlation coefficient of: | CORRELATION COEFFICIENT (R):
Measures the degree or strength of relationship in a correlation (relationship between 2 quantitative or continuous variables).
Correlation coefficient (r) lies between: –1 to +1 (–1 < r < +1)
Strength of correlation:
Weak positive correlation: 0 < r < 0.3
Moderate positive correlation: ... | 10,319 | medmcqa_train |
The gold standard for the diagnosis of osteoporosis is – | Dual Energy X-ray absorptiometry (DEXA) is the gold standard and investigation of choice for diagnosis of osteoporosis. | 10,320 | medmcqa_train |
According to ADA Specification No. 28, what is the rate of increase in file diameter per running millimeter of length for a K-type file from point D0 to point D16? | Each number should represent diameter of instrument in 100th of millimeter at the tip.
For example, a No. 25 K file shall have 0.25 mm at D1 and 0.57 mm (0.25 + 0.32) at D2.
These sizes ensure a constant increase in taper, i.e. 0.02 mm/mm of the instrument regardless of the size. | 10,321 | medmcqa_train |
All statement is true about modified rapid sequence induction- except- | Any changes from classical RSI steps is called modified RSI. Today we practice lot of modifications. Instead of thiopentone we can use some other intravenous anesthetic depending upon requirement. We can use instead of succinylcholine rocuronium . Positive pressure ventilation with Bag + Mask is not done Preoxygenation... | 10,322 | medmcqa_train |
Goose skin or cutis anserina seen in - | Cutis anserina (goose skin) is seen in drowning, especially on exposure to cold water.
It is not a diagnostic sign of drowning and this sign is rarely seen in India, water being usually warm. | 10,323 | medmcqa_train |
Useful screening test for lead is measurement of | Diagnosis of lead poisoning: | 10,324 | medmcqa_train |
An IV drug abuser develops an aggressive form of nephrotic syndrome that does not respond to steroids. A renal biopsy is performed. Which of the following histological diagnoses will most likely be made from the biopsy tissue? | Focal segmental glomerulosclerosis Associated with IV drug abuse and HIV nephropathy. Aggressive form of nephrotic syndrome Poor prognosis Non responsive to steroid therapy (called as 'collapsing variant'). | 10,325 | medmcqa_train |
The current drug of choice in paroxysmal Sypraventricular Tachycardia (PAVT ) is | adenosine is the drug of choice for PSVT. Immediate electrical cardioversion is indicated if the arrhythmia is associated with hemodynamic collapse. Adenosine is the preferred drug in those patients in whom verapamil has failed or may cause adverse effects, such as those with hea failure or wide-complex tachycardia In ... | 10,326 | medmcqa_train |
Anti progesterone drug is : | Mifepristone | 10,327 | medmcqa_train |
Multiple lytic lesions of skull with beveled edges are seen in – | Punched out lesions of skull are seen both in Eosinophilic granuloma and multiple myeloma. However, beveled edges (double contour) is characteristic of eosinophilic granuloma due to uneven destruction of the inner and outer table of the skull.
Punched out lesions of skull → Multiple myel... | 10,328 | medmcqa_train |
Which of the following is a zoonotic disease ? | Ans. is 'a' i.e., Hydatid cyst Impoant zoonoses I. Bacterial -4 Anthrax, Brucellosis, Ornithoses, Q-fever, Leptospirosis, TB, Plague, Tularemia, Salmonellosis. 2. Viral --> Cowpox, Monkeypox, Easternequine, encephalitis, Ross river fever, Yellow fever, Japanese encephalitis, Lassa fever, Rabies. 3. Protozoal ---> Leish... | 10,329 | medmcqa_train |
Which of the following is not a benign tumor? | Ans. c (Hepatoma). (Ref. Robbin, Pathology, 7th ed., 273)BENIGN TUMORS# Fibroma,Lipoma,Chondroma# Osteoma,HemangiomaMeningioma# Leiomyoma,Rhabdomyoma,Squamous cell papilloma# Liver cell adenoma,AdenomaPapilloma# CystadenomaBronchial adenomaRenal tubular adenomaEducational Points:# An ectopic rest of normal tissue--chor... | 10,330 | medmcqa_train |
Rokitansky Kuster Hauser syndrome ta associated with : | Vaginal atresia Friends MRKH syndrome is associated with vaginal atresia - as is suggested by "A more common form of vaginal atresia is congenital absence of both uterus and vagina which is also referred to as mullerian aplasia. mullarian agensis or Mayer Rokinstansky - Kuster Hauser Syndrome." ... Williams Gyane. 1/e,... | 10,331 | medmcqa_train |
Which of the following drugs required a dose adjustment in patient during radiotherapy in order to present radiation toxicity ? | Ans. is 'b' i.e., Dactinomycin o Like anthracyclines (doxo and daunorubicin), dactinomycin can also cause radiation recall syndrome and the dose should be adjusted with radiotherapy. | 10,332 | medmcqa_train |
Proteins are linear polymers of amino acids. They fold into compact structures. Sometimes, these folded structures associate to form homo or hetero-dimers. Which of the following refers to this associated form? | Quaternary structure defines the polypeptide composition of a protein and, for an oligomeric protein, the spatial relationships between its protomers or subunits. Monomeric proteins consist of a single polypeptide chain. Dimeric proteins contain two polypeptide chains. Homodimers contain two copies of the same polypept... | 10,333 | medmcqa_train |
True about dementia is: Karnataka 07 | Ans. Dementia is the loss of distant memory | 10,334 | medmcqa_train |
Deep injury of neck always involves | Investing layer lies deep to the platysma and surrounds the neck like a collar. The surgeon has to stitch platysma muscle separately so that skin does not adhere to deeper neck muscles otherwise the skin will get an ugly scar. Ref BDC volume 3;sixth edition pg 81 | 10,335 | medmcqa_train |
A female patient after injury comes to casualty. Her ABG shows low pH, pCO2 high, bicarbonate normal. The diagnosis is: | Answer is B (Respiratory acidosis) The acid base disorder is respiratory acidosis. There is acidosis (pH : low) Raised pCO2 (acidosis) indicates that the change in CO2 is therefore primary Normal bicarbonate indicates that there is no alteration in the metabolic component The acid base disorder therefore is Respiratory... | 10,336 | medmcqa_train |
Drug of choice for central diabetes insipidus | Ans. is'b'i.e., DesmopressinDesmopressin (intranasal) is the DbC for central DI. | 10,337 | medmcqa_train |
Most common cause of End stage renal disease is: | Ref: Harrison's Principles of Internal Medicine. 18ed.Explanation:The dispiriting term end-stage renal disease' should not be used and is replaced by the term stage 5 CKD"The most frequent cause of CKD is diabetic nephropathy. most often secondary to type 2 diabetes melli- tus Ref: HarrisonLeading Categories of Etiolog... | 10,338 | medmcqa_train |
Presumptive treatment of malaria in a chloroquine resistant area: | Ans. is 'b' ie sulph lene + pyrimethamine Presumptive treatment in Chloroquine resistant areaSingle dose of 25 mg/kg body wt. sulfalene/sulfadoxine and 1.25 mg/kg body wt. Pyrimethamine combination and thereafter tab. Primaquine 0.75 mg/kg body wt. | 10,339 | medmcqa_train |
In a fetus highest oxygen concentration is found in? | Among the following options, highest oxygen conc is found in IVC Saturation of Oxygen in fetal structures - Umbilical vein - 80% (PO2 of 30-35 mm Hg ) ( Max. in entire body of fetus ) Inferior vena cava - 70% (PO2 of 26-28 mm Hg) Left ventricle - 65% Right Ventricle - 55-60% Umbilical aery - very low SVC - (PO2 of 12-1... | 10,340 | medmcqa_train |
Which is the best initial fluid for resuscitation during the shock state: | Crystalloids predominantly expand the interstitial and then the intracellular compartment not the intravascular compartment (expansion of intravascular compartment is only transient). This is necessary to replenish the intracellular and interstitial compartment as in a hypovolemic patient, the shock induced homeostasis... | 10,341 | medmcqa_train |
IL-1 is secreted from which cells | Tumor necrosis factor (TNF)Interleukin-1 (IL-1)Granulocyte-monocyte colony-stimulating factor (GM-CSF)Granulocyte colony-stimulating factor (G-CSF)Monocyte colony-stimulating factor (M-CSF)These factors are formed by activated macrophage cells in the inflamed tissues and in smaller quantities by other inflamed tissue c... | 10,342 | medmcqa_train |
All are in cystinuria except | Cystinuria is one of the inborn errors of metabolism. It is autosomal recessive disorder. The disorder is attributed to the deficiency in transpo of amino acids. Abnormal excretion of cysteine and to a lesser extent lysine, ornithine and arginine. Hence the condition is also known as Cysteine-lysinuriaRef: DM Vasudevan... | 10,343 | medmcqa_train |
Streptococcal Toxic shock syndrome is due to the following virulence factor - | Option 1 M protein: Mediates adherence to epithelial cells, inhibits phagocytosis Option 2 Streptococcal toxic shock syndrome By S. pyogenes (M serotypes 1 or 3)with hyaluronic acid capsule. Caused by SPE (Streptococcal pyrogenic exotoxin) or Erythrogenic toxin. 3 Types : Type A and C - Superantigens. Type A and C bact... | 10,344 | medmcqa_train |
Which one is not poor prognostic factor for acute pancreatitis: | Answer is D (Hyperamylasemia) Serum amylase levels do not form any criteria for prognosis in acute pancreatitis. Hyperglycemia, Hypocalcemia and raised LDH levels are poor prognostic factors according to Ranson's criteria. | 10,345 | medmcqa_train |
Fungus not isolated in culture ? | Ans. is 'd' i.e., P. jiroveci Culture of fungi Culture media used in mycology are : Sabouraud's glucose agar (most common) Czapek - Dox medium Corn meal agar Culture media are supplemented with chloramphenicol to minimize bacterial contamination and cycloheximide to reduce contamination with saprophitic fungi. Cultures... | 10,346 | medmcqa_train |
The stability of the ankle joint is maintained by the following, except | A. i.e. Planter calcaneonavicular ligament Calcaneonavicular/ Spring ligament is most impoant ligament for maintaining the median longitudinal arch of foot but has nothing to do with stability of ankle joint because it is not around ankle joint | 10,347 | medmcqa_train |
45 year old alcoholic male came for deaddiction treatment. He has alcohol induced hepatitis with other blood parameters within normal limits. The drug that should not be chosen for relapse prevention is | NALTREXONE is an OPIOID ANTAGONIST given at a dosage of 50-150mg, should not be used in LIVER DYSFUNCTION ACAMPROSATE is an GABA AGONIST given at a dosage of 666MG TDS, should not be used in KIDNEY DYSFUNCTION Ref.Kaplon and Sadock, synopsis of psychiatry, 11 th edition, pg no.626 | 10,348 | medmcqa_train |
Which of the following prevent lens opacity by free radical scavenging? | Rediced glutathione is the most impoant anti-oxidant mechanism in lens. Ref: Yanoff ch.501; Biochemistry of Lens p.330; Parson 22nd/e p.261&20th/e p.248; Alder's Physiology 10th/e p.130. | 10,349 | medmcqa_train |
Brick incinerator is used for ? | Ans. is 'c' i.e., Infectious waste Drum (or field) incinerator and brick incinerator should be used only as a last reso, as it is difficult to burn the waste completely without generating potentially harmful smoke.The option is appropriate only in emergency situations during acute outbreaks of communicable diseases and... | 10,350 | medmcqa_train |
Pseudomyxoma peritonii is seen in which ovarian cancer? | Ans. is 'b' i.e., Mucinous cystadenocarcinoma o Mucinous tumors are multiloculated cysts lined by epithelium resembling the endocervix.o The cut section reveals loculi filled with mucinous contents.o If the tumor ruptures, it may lead to formation of pseudomyxoma peritonei and the viscera showing extensive adhesions.o ... | 10,351 | medmcqa_train |
The following substance acts as a 'satiety signal' for lipids | Enterostatin, a peptide that selectively reduces fat intake. It is formed in the intestine by the cleavage of secreted pancreatic procolipase, the remaining colipase serving as an obligatory cofactor for pancreatic lipase during fat digestion. After feeding, enterostatin appears in the lymph and circulation. Enterostat... | 10,352 | medmcqa_train |
All of the following act as cell adhesion molecules, EXCEPT: | Most adhesion proteins, also called CAMs (cell adhesion molecules), can be classified into four main families: immunoglobulin family CAMs, cadherins, integrins, and selectins. Ref: Robbins 8th edition, Chapter 3. | 10,353 | medmcqa_train |
Bacitracin acts on - | Ans. is 'a' i.e., Cell wall Bacitracin acts by inhibiting cell wall synthesis. o Bacitracin is a polypeptide antibiotic. o Other polypeptide antibiotics (Polymyxin B, colistin and tyrothricin) act on cell membrane. | 10,354 | medmcqa_train |
A 55-year-old man presented to his general physician with pain and swelling of his right great toe. He repoed he has had this pain for approximately 2 days and it is getting worse. He also stated that he had a similar episode of this 4 years ago, but in the interim, he has been symptom free. He was given something for ... | Negatively-birefringent needle-shaped crystals are classically found in the diagnosis of gout. Positively-birefringent rhomboidal crystals are diagnostic for pseudogout, or calcium pyrophosphate crystal deposition. The other choices are not diagnostic or commonly occurring combinations. | 10,355 | medmcqa_train |
What is the microscopic finding of cervical mucus during post-ovulatory period? | Dried cervical mucus examined microscopically has characteristic patterns dependent on the stage of the ovarian cycle. Mucus crystallization necessary for the production of the fern pattern is dependent on an increased sodium chloride concentration. Cervical mucus is relatively rich in sodium chloride when estrogen, bu... | 10,356 | medmcqa_train |
Which one of the following is characteristic of microfilaria of W. bancrofti? | The features of microfilaria of W. bancrofti are: General appearance: Graceful, sweeping curves. Free cephalic space: As long as broad.
Excretory pore: Not prominent:
Caudal end: Uniformly tapering to a delicate point and no terminal nuclei present.
5. Nuclear column: Nuclei discrete; Important points
Microfila... | 10,357 | medmcqa_train |
Most suitable radioisotope of Iodine for treating hypehyroidism is: | I131 | 10,358 | medmcqa_train |
All of the following statements about carbohydrate antigen are true, EXCEPT: | Carbohydrate C -Ag is found in the cell wall of streptococcus pneumoniae. It is independent of T cell response, so memory response is present in the carbohydrate C - Ag. Polysaccharides (carbohydrates) are less immunogenic than protein antigens, but are more antigenic than lipids & nucleic acids. Carbohydrate (Polysacc... | 10,359 | medmcqa_train |
A 50-year-old man with aortic stenosis is doing exercise for 11 minutes according to Bruce protocol. Exercise had to be stopped due to fatigue. He had a peak sytolic gradient of 60 mmHg across the aortic valve at rest. What is the best management for this patient? | Ans. b > a (Aortic valve replacement > Medical Management) (Ref: ACC/AHA guidelines; European Cardiology Society Guidelines: http:// circ. ahajountals.org/ content/ 122/17/ 1734.full.pdf+html; Braunwald's Heart Disease: 9/e p1474)The patient in question has asymptomatic aortic stenosis but develops symptoms on exercise... | 10,360 | medmcqa_train |
Following are causes of unconjugated hyperbilirubinemia except | Rotors is conjugated hyperbilirubinemia. Others are unconjugated hyperbilirubinemia. Reference: davidson, 23rd edition, page 860 | 10,361 | medmcqa_train |
Which of the following is a non-Iodine containing contrast? | Ans. a. Gadolinium (Ref: Grainger 5/e p32-51, 1249-1253; Sutton 7/e p419-421; Wolfgang 7/e p1147)Gadolinium is a non-iodine containing contrast."Gadolinium is a lanthanide. Gd-DTPA is classified as an acyclic, ionic gadolinium contrast medium Its paramagnetic property reduces the T1 relaxation time. Gadolinium based ag... | 10,362 | medmcqa_train |
Volume of distribution is NOT affected by all EXCEPT | (Binding to plasma protein) (31-33-KDT 6th)* The extent of distribution of drug depends on* Lipid solubility* Ionization at physiological pH (dependent on pKa)* The extent of binding to plasma and tissue proteins* Differences in regional bloodflow | 10,363 | medmcqa_train |
Cough is an adverse reaction with intake of ? | Ans. is 'a' i.e., Enalapril Bradykinin and substance P are also substrate (in addition to angiotensin - I) for ACE. By inhibiting ACE, enalapril inhibits degradation of Bradykinin and substance Pin the lung, which are responsible for cough and angioedema. | 10,364 | medmcqa_train |
Drug acting on V2 receptors and used in DI (REPEAT) | Desmopressin is USED IN central DIREF:KDT7/e p597 | 10,365 | medmcqa_train |
Function of Topoisomerases | Classes of Proteins Involved in ReplicationProteinFunctionDNA polymerasesDeoxynucleotide polymerizationHelicasesATP -driven processive unwinding of DNATopoisomerasesRelieve torsional strain that results fromhelicase-induced unwindingDNA primaseInitiates synthesis of RNA primersSingle-strand bindingproteins (SSBs)Preven... | 10,366 | medmcqa_train |
Anemic hypoxia is seen CMC (Vellore) 14 | Ans. CO poisoning | 10,367 | medmcqa_train |
A child presents with failure to thrive to pediatrics OPD. The doctor counseled the parents about improving nutrition of child , to which mother strongly asseed that they have ensured everything is perfect from their side especially nutrition, but to no avail. Then doctor requested for few investigations. What is the d... | Echocardiographic findings in secundum atrial septal defect. Two-dimensional echocardiogram (apical 4-chamber view) shows a moderate-sized secundum ASD. A child with an ostium secundum ASD is most often asymptomatic; the lesion is often discovered inadveently during physical examination as conveyed in the above questio... | 10,368 | medmcqa_train |
Genital was are caused by which virus? | Genital was are soft growths that appear on the genitals. Genital was are a sexually transmitted infection (STI) caused by ceain strains of the human papillomavirus (HPV). These skin growths can cause pain, discomfo, and itching REF : THOMAS HABIF 6TH ED | 10,369 | medmcqa_train |
Clinical manifestations of Lesch-Nyhan syndrome is due to the defective recycling of the following: | Lesch-Nyhan syndrome is a genetic disease, affecting almost solely males, of excessive synthesis of purines because of defective recycling and, therefore, uric acid production from their breakdown. Lesch-Nyhan syndrome is characterized by gouty ahritis but, in addition, affects the brain, resulting in mental retardatio... | 10,370 | medmcqa_train |
Web constriction is seen in which pa of esophagus, in Plummer-Vinson syndrome | Predominantly, it affects females past 40 years. Barium swallow shows a web in the postcricoid region and the same can be seen on oesophagoscopy. (Ref: Textbook of diseases of ENT, PL Dhingra, 7th edition, pg no. 388) | 10,371 | medmcqa_train |
Granulomatous uveitis is seen in: | A i.e. Vogt-Koyanagi-Harada disease - Granulomatous uveitis is seen in chronic tuberculosis, leprosy, brucellosis, syphilis, leptospirosis, as well as most viral (esp herpes simplex, herpes zoster & varicella), fungal, protozoal and helminthic infectionsQ. It is also seen in sarcoidosis, sympathetic ophthalmitis, Vogt-... | 10,372 | medmcqa_train |
A 36 years old factory worker developed itchy annular scaly plaques in both groins. Application of a caicosteroid ointment led to temporarY relief but the plaques continued to extend at the periphery. The most likely diagnosis is - | Itchy annular lesion in groins with scaling and peripheral spreading and central clearing indicates tinea cruris initially tinea responds to coicosteroids due to masking of infection by steroid effect. iadvl textbook of dermatology, page page 253 | 10,373 | medmcqa_train |
A 45 yr old woman has increasing abdominal girth for the past 2 years. On physical examination, She has abdominal distension. CT scan shows multiple nodules on peritoneal surfaces along with low attenuation mucinous ascites. Cytological examination was done after doing paracentesis. It showed well differentiated column... | Pseudomyxoma pertonei is being described. It may arise from low grade mucinous adenocarcinoma of the appendix.
Mucinous tumors may also arise in pancreas, but are less likely to disseminate through peritoneal cavity. These tumors are very rare in small intestine. Mucin producing malignancies of the stomach are most lik... | 10,374 | medmcqa_train |
USG done at 18-20 weeks mainly to: | A i.e. Detect fetal abnormality | 10,375 | medmcqa_train |
Mental retardation is defined when I.Q. is below : | C i.e. 70 | 10,376 | medmcqa_train |
In which of the following, interpretation of benefits is done in terms of results achieved: September 2010 | Ans. D: Cost effective analysis Cost-effectiveness analysis (CEA) is a form of economic analysis that compares the relative costs and outcomes (effects) of two or more courses of action. Cost-effectiveness analysis is distinct from cost-benefit analysis, which assigns a monetary value to the measure of effect. Cost-eff... | 10,377 | medmcqa_train |
Skin test are used for which hypersensitivity reactions? | Type I hypersensitivity reaction is IgE dependent. When a small shocking dose of an antigen is administered intradermally to a sensitised host, there will be a local wheal and flare response. This is cutaneous anaphylaxis. Cutaneous anaphylaxis ( skin test for typ I hypersensitivity ), is useful in testing for hypersen... | 10,378 | medmcqa_train |
A Bone marrow transplant recipient patientdeveloped chest infection. On HRCT 'Tree in bud appearance' is seen. Most likely causative agent is: | Pneumocystis [Ref: Harrison I7/e p843; Aicle 'Tree in bud sign' in Journal 'Radiology' and 'Radiographics7 Tree-in-bud is a sign seen in HRCT, most commonly seen with endobronchial spread of Tuberculosis, but can be seen with a wide variety of conditions, most commonly infections. (Described ahead in detail). Theoretic... | 10,379 | medmcqa_train |
Secondary (AA) amyloid is seen in all except ? | Ans. is 'c' i.e., Multiple myelomao In Multiple myeloma the amyloidosis is AL type (primary amyloidosis). | 10,380 | medmcqa_train |
Large bowel Colonic Diarrhoea is associated with all of the following, except: | Answer is A (Large Stool Volume): Large Bowel Colonic Diarrhoea is typically associated with frequent small volume stools since reservoir capacity of the bowel is reduced. Right-sided (Small Bowel) diarrhea is characterized by large-volume stools. The increase in the number of stools is modest and symptoms attributed t... | 10,381 | medmcqa_train |
Polycarboxylate cement is used for: | ZINC POLYCARBOXYLATE CEMENT
APPLICATIONS:
Primarily for luting permanent restorations.
As bases and liners.
Used in orthodontics for cementation of bands.
Also used as root canal fillings in endodontics.
Ref: Manappalil P: 95 | 10,382 | medmcqa_train |
'Stomach bowel test' is also known as | Live-born infant swallows air into the stomach during respiration, and if present in small intestine it fuher confirms live bih. But air may be present in the stomach after decomposition, or in the stillborn attempting to free the air passages of fluid obstruction. Demonstration: The stomach and intestines are removed ... | 10,383 | medmcqa_train |
Maintenance of the corpus luteum during the first trimester of pregnancy is accomplished principally by the secretion of ? | The corpus luteum secretes estrogens, progesterone, and relaxin. hCG, secreted by the syncytiotrophoblast lining the placental villi, maintains the corpus luteum during the first trimester of pregnancy. Antidiuretic hormone (vasopressin does not play a significant role during pregnancy. FSH acts on granulosa cells to p... | 10,384 | medmcqa_train |
The tube as shown in PLATE X-11 is in which space? | ANSWER: (B) Pleural spaceREF: Sabiston 18th ed chapter 57See PLATE X-11 Key PLATE X-11 KeyINTERCOSTAL CHEST TUBE DRAIN (TUBE THORACOSTOMY)A chest tube can be a diagnostic procedure as well as a therapeutic oneINDICATIONS FOR CHEST TUBE DRAIN INSERTION1. Pneumothorax2. In any ventilated patient3. Tension pneumothorax af... | 10,385 | medmcqa_train |
Best treatment of tension pneumothorax is - | Ans. is 'a' i.e., Immediate letting out of air Tension pneumothorax must be treated as a medical emergency. If the tension in the pleural space is not relieved, the patient is likely to die from inadequate cardiac output or marked hypoxemia. A large-bore needle should be inseed into the pleural space through the second... | 10,386 | medmcqa_train |
Viper bite resembles poisoning by - | Ans. is 'b' i.e., Abrus precatorius * Abrus precatorius seed is odourless, tasteless, oval (egg shaped), bright scarlet coloured with a black spot at one pole and contain abrin, a toxalbumin as its active principle, which is similar to viper snake venom.* Raw or cooked seeds, when swallowed are non-poisonous. But if ex... | 10,387 | medmcqa_train |
Two weeks after birth, a baby has persistent tachypnea, tachycardia, diaphoresis, and cyanosis. Workup reveals a patent ductus arteriosus. This can be closed with the use of: | The nonsteroidal anti-inflammatory drug, indomethacin, is the drug of choice for closure of a patient ductus arteriosus in a premature infant with an isolated patient ductus arteriosus. For complex cardiac anomalies, which require a patient ductus arteriosus to sustain life until corrective surgery can be done, prostag... | 10,388 | medmcqa_train |
Dead Layer of epidermis- | Stratum corneum the outermost layer of the epidermis made up of terminally differentiated, dead keratinocytes known as corneocytes. Corneocytes are devoid of cytoplasm and organelles, but loaded with keratin filaments in an amorphous protein matrix, which is held together by the cornified envelope. Ref Harrison20th edi... | 10,389 | medmcqa_train |
The chloride shift occurs rapidly and is essentially completes in | Chloride ShiftSince the rise in the HCO3- content of red cells is much greater than that in plasma as the blood passes through the capillaries, about 70% of the HCO3- formed in the red cells enters the plasma.The excess HCO3- leaves the red cells in exchange for Cl-, a process mediated by Band 3, a major membrane prote... | 10,390 | medmcqa_train |
Which one of the following is a tyrosine tRNA analogue that causes premature chain termination? | Puromycin Structural analogue of tyrosinyl tRNA. Incorporated into nascent protein chains by a nonhydrolyzable peptide bond. Growing of the peptide bond is inhibited. Inhibits protein synthesis in both prokaryotes and eukaryotes Causes premature chain termination | 10,391 | medmcqa_train |
Which of the sulfonylureas is best choice in chronic kidney disease patients | Glipizide is the sulphoylurea which is the best and safest among the group for use in ckd patients Ref: Harrison page no 2265, | 10,392 | medmcqa_train |
Florence test is used for | Ans. (b) SemenRef,: The Essentials of FSM by K.S. Narayan Reddy 31st ed. / 405Tests for Detection ofSeminal Stain (Mnemonic- "Creat Acid Fast Bacilli')* Acid phosphatase test: to detect Aspermia cases* BarberioS test: to detect Spermine (yellow needle shaped spermine picrate)* Creatine phosphokinase test: for old semin... | 10,393 | medmcqa_train |
All are seen in cystitis EXCEPT: | ANSWER: (A) FeverREF: Smith urology 17th ed page 206Acute cystitis refers to urinary infection of the lower urinary tract, principally the bladder.Acute cystitis more commonly affects women than men.Patients with acute cystitis present with irritative voiding symptoms such as dysuria, frequency, Nocturia and urgency,Lo... | 10,394 | medmcqa_train |
Population covered by anganwadi in tribal area is? | Ans. is 'd' i.e., 700 "According to the existing norms of the government there should be one unganwadi per 1000 population in rural and urban areas, and one anganwadi per 700 population in tribal areas" | 10,395 | medmcqa_train |
Bisected pearls appearance on culture medium is seen in ? | Ans. is 'b' i.e., Bordetella Bordetella are gram-negative, capsulated, fimbriated, nonmotile coccobacillus.They show bipolar metachromatic granules on staining with toluidine blue. | 10,396 | medmcqa_train |
E-cadherin mutation is seen in metastasis of which type of breast carcinoma | Answer- B. Lobular CaMutation in gene encoding for E-cadherin (CDH-I) is associated with gastric carcinoma and lobular breast carcinoma.Detachment of tumor cells is thefrst step tn metastasis. Normally cells are glued to each other by adhesion moleculesE-cadherin. Normal function of E-cadherin is dependent on catenins ... | 10,397 | medmcqa_train |
A 27-year-old man has a history of low back pain and stiffness. After several months of mild symptoms, he notes more severe stiffness at night and hip pain. On physical examination, there is paravertebral muscle tenderness and limited flexion of the lumbar spine. X-ray of the lumbar spine shows sacroiliitis. In additio... | All NSAIDs are probably equally effective in the treatment of this man's ankylosing spondylitis. Options include indomethacin or naproxen, but not phenylbutazone since it can cause aplastic anemia. Exercise and maintaining proper posture are very important. | 10,398 | medmcqa_train |
In mycetoma, pink to red granules are produced by | Actinomadura pelletri - Pink to red granules.
Madurella species - Black.
Nocardia - White to yellow.
Actinomadura madurae - White to yellow. | 10,399 | medmcqa_train |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.