query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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All are true regarding Thrombotic Thrombocytopenic Purpura except: | Thrombotic Thrombocytopenic purpura (TTP)- =Causes- Deficiency of ADAMTS 13 Ab formation against ADAMTS 13 - | ADAMTS activity - VWF clumping - Platelet-Thrombi present =C/F - Thrombocytopenia Microangiopathic Hemolytic anaemia Fever =Rx- Plasmapheresis | 20,500 | medmcqa_train |
Drug of choice of trachoma is | C i.e. Tetracycline Treatment of Trachoma Oral tetracycline, doxycycline, azithromycin, clarithromycin, erythromycin, rifampicin & sulfonamides Oral tetracycline cannot be given to children < 8 years, pregnant women or nursing mothers. Sulfonamides have high risk of stevens Johnson syndrome and erythema multiforme. Top... | 20,501 | medmcqa_train |
Which one of the following is the nodal ministry for Integaed Child Development Services (ICDS) programme centre? | <p> Ministry of women and child development. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:90. <\p> | 20,502 | medmcqa_train |
The most dependable means of personal identity is | Finger print or dactylography is the most dependable means | 20,503 | medmcqa_train |
Not true about desensitization is: | Behavior therapists have found that systematic desensitization is one of the most effective methods for reducing maladaptive anxiety. The technique usually involves teaching the patient how to induces a state of deep muscle relaxation, and describing, while the patient is in the relaxed state, imaginary scenes relevant... | 20,504 | medmcqa_train |
Drug of choice for treating Attention Deficit Hyperactivity Disorder (ADHD) in a 6-year-old boy whose father has a history of substance abuse: | Ans: (b) AtomoxetineRef: Stahl's Essential Psychopharmacology, 4th editionTreatment for ADHDA. Pharmacotherapy: (Note: Drugs reserved till 6 years of age)Three types of drugs used currently:Stimulants (Amphetamines, Methylphenidate)They are first-line drugsThey act by several mechanisms which ultimately end up in enhan... | 20,505 | medmcqa_train |
Tectal breaking is seen in: | . Amold-chiari malformation | 20,506 | medmcqa_train |
True about confabulation : | B i.e. Synonymous with false memory syndrome | 20,507 | medmcqa_train |
Achalasia is associated with increased risk of ...... malignancy: | Prolonged stasis esophagitis in achalasia is the likely explanation for the association between achalasia and esophageal squamous cell cancer. Squamous cell cancer esophagus risk is increased 17-fold in achalasia cardia. Ref: Harrison, Edition-18, Page-2432 | 20,508 | medmcqa_train |
Carcinoma cervix is more common in : | Ans. is a, b and c i.e. HIV patient; Multiparity; and Smoking | 20,509 | medmcqa_train |
Which of the following is not true regarding Nested PCR | In Nested PCR, both sensitivity and specificity is increased. | 20,510 | medmcqa_train |
Antero-posterior diameter is less and transverse diameter is more in: | Platypelloid pelvis | 20,511 | medmcqa_train |
Not related to hilum of right lung? | Arch of aoa is related to left lung. | 20,512 | medmcqa_train |
Which of the following is the best parameter for assessment of body iron stores? | Iron in the body is stored in the form of ferritin at highest levels in macrophages of liver, spleen, bone marrow. It is best measured by serum ferritin levels Paially degraded protein shells of ferritin aggregate into hemosiderin granules. With normal iron stores, only trace amounts of hemosiderin is found in the body... | 20,513 | medmcqa_train |
Ca-wheel appearance of tympanic membrane in ASOM is due to ? | Ans. is 'c' i.e., Congested blood vessels along malleus Stages of ASOM ASOM runs through the following stages and therefore presentation depends upon the stage : 1. Stage of tubal occlusion (Eustachian tube obstruction) Edema and hyperaemia of nasopharyngeal end of Eustachion tube blocks the tube, leading to absorption... | 20,514 | medmcqa_train |
In the diagram depicting force velocity relationship of skeletal muscle, the difference between the three curves is mainly due to? | Ans. (d) Myosin ATPase activity(Ref: Guyton 13th ed p.81)Simply remember, velocity of contraction is maximum when there is no load (weight) to be lifted at all and it decreases whenever the load (weight) increasesThe maximum velocity of shortening depends on myosin ATPase activity of the muscle which is the sole reason... | 20,515 | medmcqa_train |
Alpha feto protein is a tumor marker for: | Alpha Feto Protein: Tumor Marker for: Hepatocellular Carcinoma Non seminoma Germ cell Tumor Embryonic Tumor Yolk sac Tumor Variant of HCC in which AFP is not elevated:Fibrolamellar variant Tumor marker for seminoma :KiT, OCT4, PLAP. Tumor marker for Ovarian carcinoma: CA- 125. Tumor marker for Pheochromocytoma: Metanep... | 20,516 | medmcqa_train |
Which of the following is a pneumatic bone ? | Ans. is 'c' i.e., Mastoid process Pneumatic bones are one which contain large air spaces lined by epithelium. Examples: maxilla, sphenoid, ethmoid, etc. They make the skull light in weight, help in resonance of voice, and act as air conditioning chambers for the inspired air. A bone that is hollow or contains many air ... | 20,517 | medmcqa_train |
All of the following drugs can be used for the chronic oral treatment of arrhythmia except: | Esmolol is an ultrasho acting b1 blocker devoid of paial agonistic or membrane stabilizing actions. It is inactivated by esterases in blood. Plasma t 1/2 is < 10 min Action disappears 15-20 min after terminating i.v infusion--degree of b blockade can be titrated by regulating the rate of infusion. It has been used to t... | 20,518 | medmcqa_train |
Lysogenic conversion is seen in | The toxigenicity of the diphtheria bacillus depends on the presence of corynephages(tox+) in it which acts as the genetic determinant controlling toxin production. Non-toxigenic strains may be rendered toxigenic by infecting them with the beta or some other phage. This is known as lysogenic or phage conversion. The tox... | 20,519 | medmcqa_train |
Polio is transmitted by: | 1. Natural infection occurs only in humans. Infected humans excreting poliovirus in their stool are the major reservoir of infection. Infected stool containing poliovirus is the major source. The viruses secreted in throat secretions during early stage of the illness may also be another source of infection. The poliovi... | 20,520 | medmcqa_train |
Regarding brown sequard syndrome following are true statements except | Brown sequard syndrome is syndrome due to hemisection of spinal cord. It includes ipsilateral loss of pain and temperature at the level of lesion and contralateral loss of pain and temperature below the level of lesion. | 20,521 | medmcqa_train |
Antigliadin antibodies are delectable in - | Anti-gliadin antibodies were one of the first serological markers for coeliac disease. Problematic with AGA is the typical sensitivity and specificity was about 85% Ref Davidson edition23rd pg 806 | 20,522 | medmcqa_train |
Which of the following is iron chelator: | Ans. A. DesferrioxamineEDTA is used for Manganese, iron, lead, bismuth. BAL is used for bismuth arsenic and lead. Penicillamine is used for copper poisoning. Dessferrioxime is iron chelator. | 20,523 | medmcqa_train |
PACS in medical imaging stands for: | C i.e. Picture archiving communication system Picture archiving & communication system (PACS) makes hospitals filmless; as it uses digital imaging modalities like ultrasound, CT, MRI and digital x-ray (rather than traditional x ray films). Electronic patient record (EPR) or Electronic medical record (EMR) accommodate e... | 20,524 | medmcqa_train |
An 8 days old neonate presents with hypoglycemia (Glucose - 17 mg%) and jaundice is diagnosed to have metabolic disorder. Most likely diagnosis: | B i.e. GalactosemiaRef: Nelson, Textbook of Pediatrics, 20th edition, page 726/Manuai of Neonatal Care, ClohertyExplanation:GalactosemiaDue to deficiency of galactose-1-phosphate uridyltransferase (GALT).Newborn develop symptoms after ingestion of lactose (glucose-galactose disaccharide) through a standard formula or b... | 20,525 | medmcqa_train |
Which of the following is not an appropriate investigation for anterior urethral stricture ? | Radiological investigations for urethral stricture are :-
(1) Retrograde urethrography;
(2) Micturating cystourethrography;
(3) Endoscopy (urethroscopy);
(4) Sonographic urethrogram;
(5) High frequency USG. | 20,526 | medmcqa_train |
Blood is of fetal origin in: | Ans. C i.e. Vasa pre | 20,527 | medmcqa_train |
Which is a protease inhibitor? | (C) Squanavir | 20,528 | medmcqa_train |
Meyers Kouwenaar syndrome is a synonym for - | Occult FilariasisThis term is applied to clinical conditions not directly due to lymphatic involvement, but to hypersensitivity reactions to filarial antigens. Here microfilariae are not seen in blood but may be present at the affected sites. The condition may be caused by Wuchereria, Brugia or by some animal filaria a... | 20,529 | medmcqa_train |
How many antenatal visits covering the entire period of pregnancy are minimum required? | Minimum no. of Antenatal visits required in Pregnancy : 4 1st visit - within 12 weeks, preferably as soon as the pregnancy is suspected, for registration of pregnancy and first antenatal check-up. 2nd visit between 14 and 26 weeks POG. 3rd visit - between 28 and 34 weeks POG. 4th visit - between 36 weeks - Delivery Rec... | 20,530 | medmcqa_train |
Which of the following anaemias is a risk factor for the development of gastric carcinoma ? | Ans. is 'a' i.e., Pernicious anaemia | 20,531 | medmcqa_train |
All of the following about LSD intoxication are true except - | Drug of choice for LSD intoxication is Diazepam. Neuroleptics (e.g. phenothiazines) may have psychomimetic effects and thus are not indicated in patients with LSD intoxication. | 20,532 | medmcqa_train |
A patient has been diagnosed with achalasia. He refused surgery initially, preferring to try nonoperative therapy. He tried life-style modification, calcium channel blockers, botulin toxin injection, and endoscopic pneumatic dilatation. None of the treatments alleviated his symptoms. What are his surgical options? | A healthy patient with achalasia who has failed nonoperative management should be considered for surgical intervention. Pneumatic dilatation is first-line therapy. It causes disruption of the muscular layers of the LES. A balloon is placed endoscopically at the level of the LES. Fluoroscopically is used to visualize th... | 20,533 | medmcqa_train |
In which of the following condition elevated ACTH and coisol levels in comparison to a normal individual in the evening | Addison disease primary adrenal insufficiency due to disease that destroy the adrenal coex ref : harissons 21st ed | 20,534 | medmcqa_train |
In renal failure diuretic phase occur on - | Oliguric (anuric) phase: Urine output decreases from renal tubule damage. 3. Diuretic phase: The kidneys try to heal and urine output increases, but tubule scarring and damage occur occurs in 14-20 days.. Recovery phase: Tubular edema resolves and renal function improves. Ref Harrison20th edition pg 288 | 20,535 | medmcqa_train |
Aspirin is contraindicated in a case who is on treatment with: | Warfarin | 20,536 | medmcqa_train |
Which of the following is true about incidence? | INCIDENCE Incidence rate is defined as "the number of NEW cases occurring in a defined population during a specified period of time". It will be seen from the above definition that incidence rate refers a. only to new cases b. during a given period (usually one year) c. in a specified population or "population at risk"... | 20,537 | medmcqa_train |
Shoest and narrowest pa of fallopian tube: | Pas of the fallopian tube Interstitial pa: shoest, internal diameter 1mm (narrowest) Isthmus:35 mm long, lumen diameter 2-3 mm Ampulla: 60-75 mm long, widest . Feilisation takes place here Infundibulum: where abdominal ostium opens into the peritoneal cavity | 20,538 | medmcqa_train |
All of the following statement about Kawasaki's disease are true except | Kawasaki disease is a vasculitis that mostly involves the coronary vessels. It presents as an acute systemic disorder, usually affecting children under 5 years.Kawasaki's disease is an acute, febrile, multisystem disease of children. Some 80% of cases occur prior to the age of 5, with the peak incidence occurring at <=... | 20,539 | medmcqa_train |
Capsule of Cryptococcus in CSF is best seen by- | Negative staining with India ink or Nigrosine are used to stain the capsule of Cryptococcus neoformans in CSF or blood. | 20,540 | medmcqa_train |
True about Alpha1 antitrypsin deficiency is? | (255) All of the above REF: Robbin's 7th ed p. 913 Alpha 1 antitrypsin deficiency: Due to protease inhibitor deficiency Increased neutrophill elastase Neonatal cholestasis may occur, Hepatocellular carcinoma may also develop Pulmonary disease may occur in form of emphysema Gene located on chromosome 14 | 20,541 | medmcqa_train |
Which of the following structure is fixed during reimplantation of an amputated digit | . | 20,542 | medmcqa_train |
All are methods of sterilization by dry heat except - | Dry heat : Flaming, incineration, hot air REF:Ananthanarayan & paniker's textbook of Microbiology 9th edition page no 78 | 20,543 | medmcqa_train |
NOT true about fungal Corneal ulcer | Fungal Corneal ulcer is painless. | 20,544 | medmcqa_train |
Zollinger Ellison syndrome is characterized by | Endocrine causes of duodenal ulcers can be Zollinger-Ellison syndrome, MEN syndrome, hyperparathyroidism.ZOLLINGER ELLISON SYNDROME is characterised by fulminant ulcer in stomach and duodenum and its recurrences in spite of adequate therapy .they are also characterised by non-beta cell islet tumours of pancreas Ref: SR... | 20,545 | medmcqa_train |
Which of the following is the most likely cause of infants hyperbilirubinemia | Diseases or conditions that can cause jaundice include: Internal bleeding (hemorrhage) An infection in your baby&;s blood (sepsis) Other viral or bacterial infections. An incompatibility between the mother&;s blood and the baby&;s blood. A liver malfunction. An enzyme deficiency. Reference: GHAI Essential pediatrics, 8... | 20,546 | medmcqa_train |
The absence of intestinal motility in the normal small intestine is best described as | . | 20,547 | medmcqa_train |
Which of the following is the most toxic compound of mercury? | Mercuric chloride or corrosive sublimate is the most toxic compound of mercury. Characteristic features of chronic mercury poisoning are danbury tremors, hatters shakes, concussio mercurialis, mercurial erethism, mercuriolentis and acrodynia. Ref: Essentials of Forensic Medicine and Toxicology by Dr K S Narayan Reddy 2... | 20,548 | medmcqa_train |
Cobblestone conjunctivitis is seen in - | Ans. is 'a' i.e., Spring Cattarrh * Cobble-stone or pavement stone appearance is seen in spring catarrh.Important signs of spring catarrhConjunctivalCornealPalpebralBulbar# Punctate epithelial keratitis# Ulcerative vernal keratitis: shallow transverse ulcer (Shield ulcer)# Vernal corneal plaques# Subepithelial scarring... | 20,549 | medmcqa_train |
Commonest cause of sustained severe hypertension in children: | Ans. is 'c' Renal parenchymal disease Most common cause of persistent hypertension in child is - Intrinsic Renal DiseaseIntrinsic renal diseases causing persistent hypertensionChronic glomerulonephritis (Most common).Chronic pyelonephritisObstructive uropathyRenal tumours | 20,550 | medmcqa_train |
Blood group antigens chemically are made up of ? | Blood group antigens (ABO) Made up of glycoproteins. Expressed on the surface of RBCs and Platelets. | 20,551 | medmcqa_train |
A patient presents with fever, uicaria, itching and swelling followed by injection of Penicillin. It is due to | There are two clinical pictures that can result from penicillin allergy, namely acute (Type I) and sub-acute reactions (Type II) mediated by IgE and IgG antibodies respectively. The acute allergic reaction arises immediately or rapidly within minutes to an hour or two and includes sudden anaphylaxis with hypotension, b... | 20,552 | medmcqa_train |
Prophylactic antibiotics are most effective during | In the first 4 hours, after a breach in an epithelial surface and underlying connective tissues, there is delay in the mobilisation of host defences. This period is called 'decisive period' and during this period, bacterial colonisation and established infection can begin. It is logical that prophylactic antibiotics wi... | 20,553 | medmcqa_train |
All are radiological features of Mitral stenosis except – | Radiological signs of mitral stenosis
Due to left atrial enlargement:- Straightening of left heart border, elevation of left main bronchus with the widening of the carina, double atrial shadow (Double density sign), posterior displacement of the esophagus on barium swallow, Prominent posterosuperior part of the cardia... | 20,554 | medmcqa_train |
Shoest acting benzodiazepine is? | Ans. is 'c' i.e., Triazolam o Midazolam (slightly shoer acting than triazolam) and triazolam are shoest acting BZDs. | 20,555 | medmcqa_train |
All are complication of tonsillitis EXCEPT: | Ans. (c) Malignant changeRef: DhingrcTs ENT 5th ed. / 272-273* Acute tonsillitis often affects school-going children, but it can also affect adults.Cause:* MCC: Group A Beta Hemolytic streptococcus* Acute infections of tonsil may involve these components and are thus classified as:# Acute catarrhal or superficial tonsi... | 20,556 | medmcqa_train |
All of the following statement about H (hormone replacement therapy) are true except | There is evidence that the progestogen pa of combined H can counteract the cancer-causing effects of the oestrogen pa, when it comes to endometrial cancer. But it depends on the type of combined H used. But it's impoant to remember that combined H causes the greatest increase in risk for breast cancer Ref Robbins 9/e p... | 20,557 | medmcqa_train |
Microscopic examination of a tumor shows 'Schiller Duval Bodies' which are characteristically seen in: | Yolk sac tumor (endodermal sinus tumor) is a germ cell tumor. The clinical presentation is similar to that of sarcoma botryoides, and the most common symptom is bloody vaginal discharge. Grossly, yolk sac tumor appears polypoid or sessile and often ulcerated. On microscopic examination, these tumors most commonly have ... | 20,558 | medmcqa_train |
In which direction carcinoma maxilla spread to presented with pain refers to upper tooth | i.e. (Inferior): (221-Dhingra 5th)The direction of spread and extent of growth in Carcinoma of Maxillary Sinus* Medial spread - to the nasal cavity gives rise to nasal obstruction, discharge, and epistaxis.* Anterior spread - causes swelling of the cheek and later invasion of the facial skin* Inferior spread - causes e... | 20,559 | medmcqa_train |
Gallow's traction is used for fracture: | Ans is 'a' i.e. Shaft femur Gallows traction is used for treatment of fracture shaft femur, in infants and children < 2 yrs of age.Weight must not be more than 12 kgs.Both the fractured and the normal femur are placed in skin traction and the infant is suspended by these from a special frame. The buttocks should be lif... | 20,560 | medmcqa_train |
"Gold standard" surgical procedure for prevention of aspiration is: | Aspiration is the passage of foreign material beyond the vocal cords: The larynx has 3 distinct functions - respiration, phonation and airway protection. Dysfunction of larynx can lead to aspiration. The primary goal of treatment of aspiration is to separate the upper digestive tract from the upper respiratory tract fo... | 20,561 | medmcqa_train |
A 75-year-old male patient who has recent hemiparesis came to the hospital for followup. On physical examination, stroking the plantar surface of foot produced a reflex extension of large toe and fanning of lateral toes. This is due to damage to one of the following structures | Upper motor neurons typically refer to coicospinal tract neurons that innervate spinal motor neurons, but they can also include brainstem neurons that control spinal motor neurons. Damage to these neurons initially causes muscles to become weak and flaccid but eventually leads to spasticity, hypeonia (increased resista... | 20,562 | medmcqa_train |
Mitochondrial membrance protein contain transpoer of | The electron transpo chain in the mitochondrial membrane has been separated in 4 (four) complexes or components as follows: Complex I: NADH-CoQ reductaseComplex II: Succinate-CoQ reductase Complex III: CoQ-cytochrome C reductase Complex IV: Cytochrome C oxidaseRef: MN Chatterjea Textbook of Medical Biochemistry, 8th Ed... | 20,563 | medmcqa_train |
In a chronic smoker which hemoptysis, he also gave a history of hypeension and obesity. Lab data showed raised ACTH levels, which are not suppressed by dexamethasone. The cause of Cushing's syndrome in the patient is - | - History of chronic smoking and hemoptysis along with raised ACTH levels not suppressible by dexamethasone points to ectopic ACTH producing small cell carcinoma of lung. | 20,564 | medmcqa_train |
Forceps delivery is indicated in all of the following conditions, except | In brow presentation, the engaging diameter of head is mentoveical (14cm) . In this case vaginal delivery is impossible and elective caesarean section is usually performed. | 20,565 | medmcqa_train |
All causes brain lesions except - rpt | Guardia lamblia causes giardiasis. the parasite attaches itself to the epithelial surface of duodenum and jejunum and causes disturbance of intestinal function leading to malabsoption of fat. The patient may complaints of persistent loosened of bowel and mild steatorrhoea. REF:Baveja textbook of microbiology 3rd editio... | 20,566 | medmcqa_train |
Heparin is a: | Ans. A. Glycosamino Glycan(Ref: Harper 31/e page 605)Heparin is a Glycosamino Glycan.Glycosamino Glycans are heteropolysacchrides.Disaccharide repeat unit is Glucosamine and Iduronic acid.Initially uronic acid present is Glucuronic acid, 5 epimerase convert 90% of GlcUA to IdUA.Heparin is found in the granules of mast ... | 20,567 | medmcqa_train |
Most sensitive investigation for air embolism is – | Although transesophageal echocardiography (TEE) is the most sensitive method for venous air embolism (VAE) detection and is considered the "gold standard", it is costly and more invasive. When properly placed, a precordial Doppler is capable of identifying VAE at an air infusion rate as low as 0.015 ml/kg/ min and cons... | 20,568 | medmcqa_train |
Multiple painful ulcers with inguinal lymphadenopathy. Diagnosis is? | Ans. is 'b' i.e. Chancroid* Chancaroid characteristically present with multiple painful ulcers with no or soft induration with painful suppurative inguinal lymphadenopathy.* They have undermined, sloughed erythematous edges & bleed easily.Characteristics of various different types of genital ulcersi) Primary syphilis (... | 20,569 | medmcqa_train |
Copper is mainly transpoed by | Normally, dietary copper is more than body's requirement. Excess copper so absorbed through the stomach and duodenum is transpoed to the liver where it is incorporated into a2-globulin to form ceruloplasmin, which is excreted by the liver bile normally. Most of the plasma copper circulates as ceruloplasmin. Only minute... | 20,570 | medmcqa_train |
Indication of Manchester operation in prolapse : | Ans. is b and c i.e. Women of < 35 yrs age; and Patient who wants child bearing function Fothergill's repair It is suitable for women under 40 years who are desirous of retaining their menstrual and reproductive function." In congenital elongation of cervix management is amputation of cervix which is just a pa of Fothe... | 20,571 | medmcqa_train |
Mental retardation is a clinical feature of: | Ans. (d) PhenylketonuriaRef: Harrisons 20th ed. P 3015 - 16Phenylketonuria* MC metabolic disorder of amino acid* Seen due to deficiency of enzyme: Phenylalanine Hydroxylase* Increased phenylalanine in blood - metabolized to phenylketones - excreted in urine - hence the name Phenylketonuria (PKU).* MC organ damaged due ... | 20,572 | medmcqa_train |
Which of the following ducts are not associated with salivary glands | The accessory pancreatic duct is called the Duct of Santorini.The duct of submandibular gland is Whaon ductThe duct of the parotid gland is Stensen ductThe duct of sublingual gland drains by multiple small numerous small ducts all of which open into the floor of the mouth and are collectively termed as duct of RivinusR... | 20,573 | medmcqa_train |
Which of the following drugs is most likely to be absorbed from the stomach? | DICLOFENAC IS ABSORBED THROUGH STOMACH.Ref:KDT 6/e pg. 12 | 20,574 | medmcqa_train |
In the presence of renal failure.............. should not be given - | Ans. is 'c' i.e., Spironolactone In renal failure loop diuretics (Furosemide, Bometanide. Torasemide) are DOC. Thiazides are ineffective in renal failure. Spironolactone can cause dangerous hyperkalemia if renal function is inadequate. | 20,575 | medmcqa_train |
A 38-year-old woman complains to her physician of chronic pelvic pain that is much worse during her menstrual periods. Pelvic examination demonstrates an enlarged uterus with multiple palpable masses. Ultrasound shows that a large number of ball-like masses up to 6 cm diameter are present in the uterus. Which of the fo... | Leiomyomas are benign ball-like masses that commonly form in the uterus. Cervical and uterine carcinomas tend to initially form a fairly superficial layer of cancer on the surface of the endocervix or uterine cavity, which may later become deeply infiltrative. Usually, no ball-like mass is produced. Leiomyosarcomas are... | 20,576 | medmcqa_train |
Most common route of spread of Hepatitis E is - | HEV is transmittef by fecal oral route REF:<\p> ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.540 | 20,577 | medmcqa_train |
Treatment of choice for HIV and TB along with Rifampicin is? | ANSWER: (C) RitonavirREF: Harrisons 17th ed chapter 182Ritonavir has a high affinity for several isoforms of cytochrome P450, and its use can result in large increases in the plasma concentrations of drugs metabolized by this pathway. Rifampicin is metabolized by the pathway and hence ritonavir used with rifampicin in ... | 20,578 | medmcqa_train |
Investigation of choice for diagnosing macular edema:- | Optical Coherence Tomography Non-excisional "OPTICAL BIOPSY" Uses low coherence interferometry, employs michelson interferometer 830 nm infrared light, Super luminescent diode light source. Not very specific in hazy media and myopic discs | 20,579 | medmcqa_train |
Cell injury occurs due to - | Ans. is 'a' i.e., ATP; 'b' i.e., is Cytosolic Ca'; 'c' i.e., Membrane damage; Cell injury o Cell injury results when cells are stressed so severly that they are no longer able to adapt i.e., when the limits of adaptive response to a stimulus are exceeded, cell injury occurs. o Cell injury is reversible up to a ceain po... | 20,580 | medmcqa_train |
Dyslipidemia associated with alcohol consumption- | Dyslipidemia is an abnormal amount of lipids (e.g. triglycerides, cholesterol and/or fat phospholipids) in the blood. In developed countries, most dyslipidemias are hyperlipidemias; that is, an elevation of lipids in the blood. This is often due to diet and lifestyle. Prolonged elevation of insulin levels can also lead... | 20,581 | medmcqa_train |
Muscles are not involved in which glycogen storage disease- | - Muscle Glycogen Storage Diseases-TypeNameEnzyme DefectIIPompe's diseaseLysosomal a1, 4 & a1, 6 glucosidaseVMcArdle's diseaseMuscle phosphorylaseVII Muscle and erythrocyte phosphofructokinase 1 | 20,582 | medmcqa_train |
A middle aged chronic alcoholic man complains of burning sensation in the mouth. On examination he has thickened, dry, smooth tongue with absence of the filliform papillae. MCV is 100. Which of the following should be first line of approach in the management of this patient? | The above given scenario is likely a case of Vitamin B12 deficiency hence estimation of Vitamin B12 levels should be the first step in management. Its deficiency may cause a bilateral peripheral neuropathy or degeneration (demyelination) of the cervical and thoracic posterior and lateral (pyramidal) tracts of the spina... | 20,583 | medmcqa_train |
The following complications are likely to increase in a case of severe anemia during the pregnancy except : | Subinvolution | 20,584 | medmcqa_train |
A child is brought to your clinic for a routine examination. She can put on a T-shirt but requires a bit of help dressing otherwise. She can copy a circle well but has difficulty in copying a square. Her speech is understandable and she knows four colors. She balances proudly on each foot for 2 seconds but is unable to... | Four- and five-year-old children should be able to copy a square and a cross; children younger than this age have difficulty with this task. By 4 years of age, their language should be fully understandable by the examiner. Children begin to be able to name four colors, define five words, and know three adjectives. A 4-... | 20,585 | medmcqa_train |
Which of the following rib is known as floating rib? | Ans. D 11Ref: Netter's Clinical Anatomy, 3rd ed. pg. 89* The 11th and 12th ribs are floating ribs as they are free at their ends.* The 8th, 9th and 10th ribs are false ribs as they are joined to form cartilage of rib immediately above.* The first 7 pair of ribs are true ribs. | 20,586 | medmcqa_train |
The infarcted myocardium is replaced by scar tissue is in - | Ans. is 'c' i.e., 6 weeks | 20,587 | medmcqa_train |
Splenectomy is most successful in - | <p >Davidson&;s principles and practice of medicine 22nd edition. *in hereditary spherocytosis consideration is given to splenectomy ,which improves but does not normalised red cell survive.</p> | 20,588 | medmcqa_train |
The least common organ injured by blast injury is | Ans. (d) StomachRef: Love and Bailey 26th/e p. 430 * In blast injury ear, lung, heart are injured and to a lesser extent gastrointestinal tract occurs | 20,589 | medmcqa_train |
A 65-year old male is brought to the outpatient clinic with one year illness characterized by marked forgetfulness, visual hallucinations, suspiciousness, personality decline, poor self care and progressive deterioration in his condition. His Mini Mental Status Examination (MMSE) Score is 10. His most likely diagnosis ... | A i.e. Dementia | 20,590 | medmcqa_train |
All of the following are definitive tests for developmental surveillance except: | Denver-II is a developmental screening test (not definitive test) which assesses child development in 4 domains Gross motor Fine motor adaptive Language and Personal Social behaviour Tests for the developmental quotient Definitive tests Screening Tests Bayley Scales of Infant and Todller development (Bayley-II) Stanfor... | 20,591 | medmcqa_train |
Decreased activity of type I 5'-monodeiodinase could lead to which physiologic effects:- | Type I 5'-monodeiodinase is the enzyme responsible for the peripheral conversion of thyroxine (T4) to triiodothyronine (T3), primarily in liver and kidney. This enzyme also participates in the breakdown of reverse T3 (rT3) by converting it to 3,3'-diiodothyro nine. Decreased activity of type I 5'-monodeiodinase will th... | 20,592 | medmcqa_train |
Fracture of proximal forearm cast position is ? | Ans. is 'c' i.e., Supinated position | 20,593 | medmcqa_train |
Using a new technique, Hb was estimated in a blood sample. The test was repeated for 10 times. The reports were : 9.5, 9.2, 9.4, 9.6, 9.7, 9.9, 10.2, 10.3, 10.5, 12.1. Accurate value of Hb was estimated by standard tests to be 10.2. The new technique has - | Validity (Accuracy)
The validity of a test is the extent to which it accurately measures which it purports to measure. In other words its the ability to show which individuals have the disease in question and which do not.
Validity has two components - sensitivity & specificity. To be truly valid, a test should be hig... | 20,594 | medmcqa_train |
Indication of anti-D immunoglobulin is/are | Ans. is a, b and c i.e. Vaginal bleeding; ECV; Mid trimester aboion; and After amniocentesis As explained in the previous question : Anti D prophylaxis should be given after all types of aboions (threatened, medical. MTP) molar pregnancy, ectopic pregnancy, delivery (+manual removal of placenta), procedures performed a... | 20,595 | medmcqa_train |
All are true about respiratory viruses except | Ans. is 'b' i.e. Mumps causes septic meningitis Remember this,Bacterias cause septic meningitis whereas viruses cause aseptic meningitisRespiratory syncytial virus is the most important cause of (bronchiolitis) lower respiratory tract illness in infants and young children.Mumps and meningitis:-Central nervous system in... | 20,596 | medmcqa_train |
Sudomotor neuropathy in poisoning:- | Mnemonic Arsenic poisoning A - Anemia / Aldrich Mee's line / Arsenophagist (Tolerate upto 300mg ) R - Rain drop pigmentation / Reinsch test / Red velvety mucosa S - Sub endocardial hemorrhages / Sensory neuropathy E - Eruptions N - NAA I - Imbibition of arsenic ( Arsenic imbibed from surrounding soils after death ) / b... | 20,597 | medmcqa_train |
A man having multiple, painful, indurated, undermined, sloughed edged glans which occurred 5 days after exposures; most likely diagnosis is – | Step 1
Painful ulcer → Chancroid or HSV.
Step 2
In the question, there is no information about step 2 → suppurative lymphadenopathy, U/L or B/L lymphadenopathy, presence or absence of vesicle.
So go for step - 3.
Step 3
Induration (+)nt → Chancroid
Undermined sloughed edges → Chancroid | 20,598 | medmcqa_train |
Periapical granuloma is | A direct lift from Cohen.
Bacteriological features of periapical granuloma:
Majority of the studies have been based upon bacteriological cultures taken after the extraction of tooth
Pre extraction cultures have been made in a few instances through the root canal or the alveolar plate and these have been relatively fre... | 20,599 | medmcqa_train |
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