query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
value |
|---|---|---|---|
Iodine gives red colour with | Amylose: Gives blue with iodine testAmylopectin: Gives reddish violet with iodine testGlycogen: With iodine-: deep red colour | 156,100 | medmcqa_train |
Essential fatty acid - | Ans. is 'a' i.e., Linoleic acid o The three polyunsaturatedfatty acids (PUFAs), namely, linoleic acidQ linolenic acidQ, and arachidonic acidQ are called essential fatty acids.o They are called essential fatty acids because human beings require these fatty acids but cannot synthesize themQ,o Humans lack the enzymes to i... | 156,101 | medmcqa_train |
Centrally acting anti hypertensive drug is - | Ans. is 'b' i.e., Methyl Dopa Centrally Aeting Svmpatholvticso These drugs reduce sympathetic outflow from vesopressor centers in brainstem. Examples are :1 .Clonidine3.Guanabenz5. Rilmenidine2. Methyldopa4. Guanfacine6. MoxonidineClonidineo It acts (partial agonist) on a, receptors, especially a2A in brainstem - Stimu... | 156,102 | medmcqa_train |
Local anaesthetics act by? | Ans. is 'a' i.e., Na channel inhibition inside gate Local anesthetics act by inhibiting Na' channels from inside. Mechanism of action of LA Local anaesthetics block generation and conduction of nerve impulse at all pa of neuron where they come in contact, without causing structural damage. Thus not only sensory but mot... | 156,103 | medmcqa_train |
APACHE II score involves all except? | Ans. (d) Serum amylaseRef-.Harrison 19th edition, Chapter 267* Acute Physiology and Chronic Health Evaluation II is the most commonly used Severity of illness scoring system in America* Age, type of ICU admission (after elective surgery vs. nonsurgical or after emergency surgery), a chronic health problem score, and 12... | 156,104 | medmcqa_train |
Extensive surgical debridement, decompression or amputation may be indicated in the following clinical setting except | Superficial thrombophlebitis management This is a superficial venous thrombosis. An abnormal endothelium is a much more common precipitating factor than in most DVTs. Common causes include external trauma (especially to varicose veins), venepunctures and infusions of hyperosmolar solutions and drugs. The presence of an... | 156,105 | medmcqa_train |
Acetyl CoA is used for synthesis of following, except : | Acetyl-CoA is the third branch point of primary metabolic control, and coordinates carbohydrate, ketone, and fat/lipid pathways.Acetyl-CoA is the product of carbohydrate, protein, and lipid catabolism.Acetyl-CoA is a substrate for the citric acid cycle and can be oxidized to generate energy. It is not used for the synt... | 156,106 | medmcqa_train |
All of the following are absolute indications for tonsillectomy, except | Recurrent throat infections, peritonsillar abcess, tonsillitis causing febrile seizures, hyperophy of tonsils causing sleep apnoea or speech interference and any suspicion of malignancy are absolute indications for tonsillectomy. | 156,107 | medmcqa_train |
Which of the following is found in secondary granules of neutrophils? | Neutrophils have two main types of granules
The smaller specific (secondary) granules contain lysozyme, collagenase, gelatinase, lactoferrin, plasminogen activator, histaminase, and alkaline phosphatase.
The larger azurophil (primary) granules contain myeloperoxidase, bactericidal factors (such as defensins), acid hydro... | 156,108 | medmcqa_train |
Deep peroneal nerve doesn't supply - | Muscles of anterior compartment of leg are supplied by deep peroneal nerve.
Muscles of lateral compartment of leg (Peroneus longus, peroneus brevis) are supplied by superficial peroneal nerve. | 156,109 | medmcqa_train |
In carcinoma base of tongue pain is referred to ear through | Ans. is 'c' i.e., Glossopharyngeal Referred otalgiao As ear receives nerve supply from Vth (auriculotemporal branch), IXth (tympanic branch) and IXth (auricular branch) cranial nerves; and from C2 (lesser occipital) and C2 and C3 (greater auricular), pain may be referred from these remote areas.Via IXth cranial nerveDe... | 156,110 | medmcqa_train |
Clinical feature(s) seen in Kwashiorkar is/are _______ | Kwashiorkar is a form of severe acute malnutrition (SAM) characterized by edema and apathy. Edema is most likely to appear first on the feet and then in the lower legs. It can develop into generalized edema affecting the hands, arms and face. Moon face Skin changes include depigmentation of skin, dermatoses, dark, crac... | 156,111 | medmcqa_train |
A 25 year old male presented with pigmentation of nose and pinna. After voiding, his urine becomes dark. His spine is most likely to show- | Ans. is 'd' i.e., Calcification of disc Clinical features of the patient suggests the diagnosis of AlkaptonuriaClinical problems arise from degenerative changes in articular cartilage with the development of ochronotic arthritis and from calcification of intervertebral discsOther clinical features areScleral pigmentati... | 156,112 | medmcqa_train |
Following is a doctrine related to negligence - | Ans. is 'a' i.e. Therapeutic misadventureo Diagnostic or Therapeutic misadventure is the occurrence of misadventure causing injury or death of the patient due to inherent risk of procedure or drug, e.g. adverse effects of a drug. It is unintentional.Doctrines related with negligence1) Resp Ipsa Loquitar (fact speaks fo... | 156,113 | medmcqa_train |
Cytokine causing fever - | Ans. is 'a' i.e., IL-6 Pyrogeneso Pyrogenes are substances that cause fever,o Pyrogens may be exogenous or endogenousExogenous - Bacterial toxinsEndogenous - IL-1, TNF-a, IL-6, Interferons, Ciliory's neurotropic factoro These pyrogenes increase the level of PGE2 in the hypothalamus that elevates the thermoregulatory se... | 156,114 | medmcqa_train |
Best diagnosed with USG at first trimester | Ans. A. Anencephaly Ref: DC Dutta's obstetric p408ExplanationIn the first half of pregnancy, the diagnosis of anencephaly is made by elevated alpha-fetoprotein in amniotic fluid and confirmed by sonography.Question not recalled properly: Imerslund-Grasbeck syndrome, its cause was asked.ExplanationCaused by low levels o... | 156,115 | medmcqa_train |
GFR is increased when - | D i.e., Increased renal blood flow | 156,116 | medmcqa_train |
What is the investigation going on in Ophthalmology examination | Goldmann Applanation tonometry Gold standard. Based on Imbe Fick law. If cornea is thinner than reading is falsely low. If cornea is thicker, it is falsely high. Applanation tonometry Other Options Pachymetry: Corneal thickness Biometry: Calculation of Power of IOL to be implanted after cataract surgery LASER interfero... | 156,117 | medmcqa_train |
The most common site of nasopharyngeal carcinoma is | The commonest site of origin of nasopharyngeal carcinoma is fossa of Rosenmuller in the lateral wall of the nasopharynx.
Tumor can spread to the following areas:-
Cranium through foramen lacerum & ovale → cranial nerves involvement (III, IV, V, VI); facial pain, and ophthalmic symptoms.
Parapharyngeal space → cranial ... | 156,118 | medmcqa_train |
All of them are true about ERG except | Electroretinography (ERG) is the record of changes in the resting potential of the eye induced by a flash of light. Components of normal electroretinogram (ERG) a-wave. It is a negative wave possibly arising from the rods and cones (photoreceptors). b-wave. It is a large positive wave which is generated by Muller's cel... | 156,119 | medmcqa_train |
Contracted socket occurs because of all the following except: | Ans. Loss of fatty tissue during surgery of enucleation | 156,120 | medmcqa_train |
In a population of 100 prevalence of candida glabrata was found to be 80%. If the investigator has to repeat the prevalence with 95% confidence what will the prevalence be | Confidence Intervals for Population proportions (For 95% Confidence)
CI = P + 2 SEP = P + 2 √pq/n
Here, P=0.80 (80%); p=0.80;
q= 1-p = 1-0.80 = 0.20;
n=100 CI = 0.80 + 2 √0.8*0.2/100
= 0.80 + 0.08
= 0.72, 0.88 (72%, 88%) | 156,121 | medmcqa_train |
Trendelenburg test is positive in which of the following condition: | In L5 S1 PIVD Superior gluteal nerve is effected which supplies the abductors of hip i.e Gluteus medius and minimus causes trendelenburg gait. TRENDELENBURG SIGN Normally when the body weight is suppoed on one limb, the glutei (medius and minimus) of the suppoed side contract and raise the opposite and unsuppoed side o... | 156,122 | medmcqa_train |
Primitive streak develops from? | Around day 14, the epiblast cells form primitive streak,. Notochord is formed by the mesoderm cells developed by epiblast cells. | 156,123 | medmcqa_train |
Fluid flow in and out of the dentinal tubules is proportional to the tubule diameter by: | Fluid flow in dentin tubules follows Poiseuille’s law as all tubular structures: | 156,124 | medmcqa_train |
Primary closure of incised wounds must be done within: | WOUNDS CAN BE CLOSED BY
Primary suture:
- Clean wounds
- Selected contaminated wounds after thorough wound toileting and debridement
Delayed primary suture:
- Heavily contaminated wounds
- Wounds in which wound toileting has been delayed for 6-8 hours
Left open to heal by secondary closure | 156,125 | medmcqa_train |
Dose of MgSO4 in asthma is | Bronchodilators Bronchodilator therapy is central to the management of breathlessness. The inhaled route is preferred and a number of different agents delivered by a variety of devices are available. Choice should be informed by patient preference and inhaler assessment. Sho-acting bronchodilators may be used for patie... | 156,126 | medmcqa_train |
Trendelenburg test is positive due to injury to which of the following nerve? | Superior Gluteal A positive Trendelenburg is relatively non-specific and may indicate:Pain (e.g. due to osteoahritis of the hip joint)Weak hip abductors (gluteus medius, gluteus minimus)Sho femoral neck/ fracture of neckDislocation or subluxation of the hipNeuropathyGluteus medius and minimus are supplied by Superior G... | 156,127 | medmcqa_train |
Nerve supply of opponens pollicis ? | Hand muscles supplied by median nerve are :- i) Thenar muscles (except adductor pollicis) :- Flexor pollicis brevis, opponens pollicis and abductor pollicis brevis. Adductor pollicis is supplied by ulnar nerve. ii) First two lumbricals. Hand muscles supplied by ulnar nerve are :? 1) Superficial terminal branch : It sup... | 156,128 | medmcqa_train |
A patient presented with splenomegaly, anemia & shows reticulocytosis with increased bone marrow cellularity. The diagnosis is: | Hemolytic anemia - reticulocytosis with splenomegaly is seen. Skull and skeletal deformities can occur in childhood due to a marked increase in hematopoiesis and resultant bone marrow expansion | 156,129 | medmcqa_train |
Which is pleuripotent stem cell ? | Answer- A. Embryonic stem cellStem cellsEmbryonic stem cells : These are pleuripotent cellsAdutt stem cells | 156,130 | medmcqa_train |
Which of the following statement is true regarding time of ovulation? | Ans. c. Occurs after follicular ripening by FSH (Ref: Williams Obstetrics 23/e p355-356: Ganong 22/e p438: Shaw's 13/e p212)Follicular phase is under control of FSH and LH. Both FSH and LH is responsible for follicular ripening, but a surge in LH secretion triggers ovulation.OvulationLH surge is primarily caused by 'po... | 156,131 | medmcqa_train |
Not true regarding Choledochal cyst | Choledochal cyst Cystic dilation of the biliary ducts, more common in females Clinical features. Classical triad : Pain, jaundice (intermittent) & abdominal mass(10%). Most common symptom in infants : Jaundice (in 80%) Most common symptom in patients >2 years of age : Abdominal pain. In children, the major clinical sym... | 156,132 | medmcqa_train |
Maximum contribution to atomospheric air is- | Ans. is 'a' i.e., N2 * The constituents of air:-# Major - Nitrogen (N2) - 78.1 %, Oxygen (O2) - 20.93%, Carbon dioxide (CO2) - 0.03%# Minor - Argon, neon, krypton, xenon, helium, water vapour, traces fo ammonia, suspended matter (dust, bacteria, spores, vegetable debris). | 156,133 | medmcqa_train |
Ring Enhancing lesion In AIDS patient is Most Likely due to? | *Toxoplasmosis and CNS lymphoma are the major differentials for a Ring Enhancing lesion in AIDS Patients Toxoplasmosis produces Eccentric target sign within a ring Enhancing lesion | 156,134 | medmcqa_train |
Which group of drugs is most effective for the healing of Non steroidal Anti Inflammatory Drug (NSAID) induced gastric ulcer- | Ans. is 'c' i.e., Proton pump inhibitors o Drug of choice for NSAIDs induced peptic ulcer ---> PPIs o Most specific drug for NSAIDs induced peptic ulcer --> Prostaglandin analogue. | 156,135 | medmcqa_train |
Mature RBC contains all except - | Ans:B .) Enzymes of TCA cycle Erythrocytes (RBC) lack mitochondria (so TCA cycle enzymes) and completely rely on glucose as their metabolic fuel. They metabolize it by anaerobic glycolysis. | 156,136 | medmcqa_train |
A patient developed fixed drug eruptions after taking ceain medications. Which of the following drug will give rise to these skin lesions in this patient? | A fixed drug eruption (FDE) is an adverse cutaneous reaction to an ingested drug, characterized by the formation of a solitary (but at times multiple) erythematous patch or plaque. Most commonly implicated agents in fixed drug eruptions: Tetracyclines (tetracycline, minocycline) Sulfonamides, other sulfa drugs Metronid... | 156,137 | medmcqa_train |
A woman with amenorrhea is having negative progesterone challenge test but has bleeding on combined estrogen-Progesterone challenge. What can be the cause - | Ans. is 'd' i.e., Pituitary tumor Negative progesterone challenge test - which rules out PCOD - (otherwise too, PCOD is a cause of secondary amenorrhea).When next step was done i.e., estrogen, progesterone combined test - It comes out to be positive i.e., compament I system (uterus, endometrium and outflow tract) is no... | 156,138 | medmcqa_train |
Multiple bih are commonest among . | Negroes | 156,139 | medmcqa_train |
Given immediately in hemorrhagic shock: | Ans. (c) CrystalloidsRef: Bailey & Love 26th ed. /16-17* Crystalloid is the first fluid of choice for resuscitation. Immediately administer 2 L of isotonic sodium chloride solution or lactated Ringer's solution in response to shock from blood loss. Fluid administration should continue until the patient's hemodynamics b... | 156,140 | medmcqa_train |
Structures passing through the sigmoid (mandibular) notch are: | The upper border of the ramus of mandible is thin, and is surmounted by two processes, the coronoid process anteriorly and the condyloid process posteriorly, separated by a deep concavity, the mandibular notch, or sigmoid notch. It allows the passage of the masseteric nerve (a branch of the mandibular nerve (V3) divisi... | 156,141 | medmcqa_train |
All are first rank symptoms of schizophrenia, except: TN 06; UPSC 08; Karnataka 11; NIMHANS 11; NEET 13; PGI 14 | Ans. Perplexity | 156,142 | medmcqa_train |
Intralobar sequestration of lung takes its blood supply from - | Ans. is 'b' i.e., Descending abdominal aorta o A sequestration consists of normally developed bronchioles and alveoli supplied by systemic rather than pulmonary arteries.o This blood supply is from the Aorta either above or below the diaphragm.o Mostly fapprox 95%) this is from the descending thoracic aorta.o Other cha... | 156,143 | medmcqa_train |
a 25 year old female presented to the hospital on 3rdday of menstruation with complaints of high fever vomiting and rash on her trunk and extremities. on investigations she had leukocytosis and negative blood culture. she is diagnosed as : | TOXIC SHOCK SYNDROME Toxic shock syndrome (TSS) is an acute, febrile illness produced by a bacterial exotoxin, with a fulminating downhill course involving dysfunction of multiple organ systems. It is not unusual for the syndrome to develop from a site of bacterial colonization rather than from an infection. A woman wi... | 156,144 | medmcqa_train |
In centrilobular (centriacinar) emphysema, there is an abnormal, permanent enlargement of the - | . Respiratory bronchioles | 156,145 | medmcqa_train |
Final common pathway of metabolism of carbohydrate, lipids and protein metabolism is? | ANSWER: (C) TCAREF: Lippincott's biochemistry 4th ed page 109, Harper's 28th ed page 306See Biochemistry 2013 Session 2 for details of TCA/kerb cycle cyde is an aerobic pathway, because O2. is required as the final electron acceptor. Most of the body's catabolic pathways converge on the TCA cyde. Reactions such as the ... | 156,146 | medmcqa_train |
Stapes footplate covers : | Ans. is 'b' i.e. Oval window Oval window is present in the medial wall of the middle ear. It is covered by foot plate of stapes.The other window round window is also present on the medial wall. It is covered by secondary tympanic membrane.Role of these 2 windows in hearingOval window -It receives sound vibration and tr... | 156,147 | medmcqa_train |
Newborn 7 days old with vomiting and dehydration clinical examination was normal except for hyperpigmentation of nipple. Electrolytes Na: 120 meq. K: 9 meq. most likely diagnosis - | Congenital adrenal hyperplasia due to a defect in CYP21A2 is suggested by episodes of acute adrenal insufficiency with hyponatremia, hyperkalemia, dehydration & vomiting | 156,148 | medmcqa_train |
Volume of air taken in and given out during normal respiration is referred to as: | B i.e. T V | 156,149 | medmcqa_train |
Which of following anti-gout drugs act by inhibiting the enzyme xanthine oxidase? | DRUGS USED IN CHRONIC GOUT Group Mechanism Drugs Uric acid synthesis inhibitors Xanthine oxidase inhibitors Allopurinol, Febuxostat Uricosuric agents URAT-1 transpoer inhibitors Probenecid, Sulfinpyrazone, Benzbromarone, Lesinurad Recombinant uricase Cause oxidation of urate to allantoin Rasburicase, Pegloticase | 156,150 | medmcqa_train |
Salvizol is a root canal irrigants with composition: | SALVIZOL
Salvizol is a detergent suggested for irrigating root canals during instrumentation. It is a root canal chelating irrigant, N1-decamethylene-bis-4-aminoquinaldinium-diacetate. Kaufman et al, has showe that salvizol, with a neutral pH level has a broad spectrum of bactericidal. | 156,151 | medmcqa_train |
All the following statements about leukotriene modifers in the management of bronchial asthma are true except | Leukotriene modifers ( monteleukast,zafirulukast) may be considrrco as alternatives to low dose inhaled coicosteroids in patients with mild persistent asthma . Has no role in treating acute severe asthma Ref Harrison 19th edition pg 1673 | 156,152 | medmcqa_train |
Which of the following passes through the foramen magnum? | Foramen magnum transmits Lower end of medulla Anterior spinal aery Posterior spinal aery 4th pa of veebral aery Spinal pa of XIth nerve Other structures: Apical ligament and tip of dens, membrana tectoria, veical band of Cruciate Ligament. | 156,153 | medmcqa_train |
The most common cause of trismus is due to infection in muscle: | The most common cause of trismus is due to infection adjacent to muscles of jaw closure i.e., masseter, medial pterygoid, temporalis mostly due to involvement of pericoronal, submasseteric, and pterygo mandibular spaces. | 156,154 | medmcqa_train |
A soldier from Siachen came in emergency. How will you rule out hypothermia? | Ans. (B) Rectal temperature style="font-size: 1.04761904761905em; font-family: Times New Roman, Times, serif">(Ref: ?)Preferred is two sites temperature check--rectal and esophageal.In the given clinical scenario rectal temperature would be preferred site to measure the core body temperature.During the low or high temp... | 156,155 | medmcqa_train |
Which of these doesn't present with granulomatous Vasculitis? | Ans. (d) Microscopic polyangitisRef: Harrison 19th ed. / 2186* MPA is characterized by pauci-immune, necrotizing, small vessel vasculitis without clinical or pathological evidence of granulomatous inflammation* The family of vasculitic granulomatoses comprise# Wegener s granulomatosis# Necrotising sarcoidal granulomato... | 156,156 | medmcqa_train |
Following can be used in the treatment of myoclonic seizures except – | Drugs used in myoclonic epilepsy
Valproate (DOC)
Lamotrigine
Topiramate
Clonazepam
Felbamate
Zonisamide | 156,157 | medmcqa_train |
Mushroom cap sign in MRI is seen in:- | Rectosigmoid endometriosis: - The endometrial deposit on rectum causes proliferation of muscularis propria and the surrounding tissues which is seen as "mushroom cap sign" in T2 weighted MRI. | 156,158 | medmcqa_train |
Left axis deviation is seen in which of the following cyanotic congenital heart disease | Left axis deviation seen in tricuspid atresia (TA), since it is the only cyanotic congenital heart disease with Left ventricle dominance | 156,159 | medmcqa_train |
A patient presents with fever. Peripheral smears shows band across the erythrocytes. Diagnosis is ? | Ans. is 'd' i.e., P malariae Band across erythrocytes (band-form trophozoites) is characteristic of P malariae. | 156,160 | medmcqa_train |
Which of the following statements about 'Late Expanding Phase of Demographic Cycle' is TRUE? | In late expanding phase of demographic cycle death rates declines faster than the bih rate and there is a steady decrease in the demographic gap. In this state population grow at a steadily decreasing rate. Most of the developing countries are now at early expanding and late expanding stages of demographic cycle. Ref: ... | 156,161 | medmcqa_train |
Which among the following is NOT a feature of Consolidation? | ANSWER: (D) Trachea shifted to side of consolidationREF: Oxford Handbook of Clinical Examination and Practical Skills by James Thomas, TanyaMonaghan Page 212"Trachea is in midline in consolidation because consolidation does not change the mediastinalposition"SIGNS OF CONSOLIDATION:Increased vocal fremitusDullness on pe... | 156,162 | medmcqa_train |
Commonest salivary gland tumour in children - | Most common tumor of salivary gland in children - Hemangioma.
Most common malignant tumor of salivary gland in children - Mucoepidermoid Carcinoma.
After hemangioma, pleomorphic adenoma is the most Common salivary gland neoplasm. | 156,163 | medmcqa_train |
Best way to prevent hypotension during spinal anesthesia | A i.e. Preloading with crystalloids | 156,164 | medmcqa_train |
Following pattern in DNA electrophoresis is seen in | . | 156,165 | medmcqa_train |
Nephrocalcinosis is seen in - | Ans. is 'b' i.e., Medullary sponge kidneyo Deposition of calcium stones on renal papillae is called nephrocalcinosis.o Nephrocalcinosis seen in -Renal tubular acidosis type I (A). Bater's syndrome Excess calcium intake Medullary sponge kidney Multiple myeloma Sarcoidosis Severe hypercalciuria Vitamin-D intoxication TB ... | 156,166 | medmcqa_train |
CSF in meningococcal meningitis shows | CSF examination in Meningococcal meningitis: one poion of the CSF is centrifuged and gram-stained smears are prepared from the deposit. Meningococci will be seen inside the polymorphs but extracellularly also. Gram-negative diplococci in pus cells are seen. Reference: Textbook of Microbiology; Anathanarayan and panicke... | 156,167 | medmcqa_train |
All of the following are causes of hypovolemic hyponatremia lead to urine sodium > 20 except? | OPTION B - Vomiting It will induce dehydration and lead to renal conservation of salt and water . OPTION A - Renal Losses Tubular damage explains salt wasting and high urine sodium. OPTION C - Cerebral salt wasting syndrome Release of BNP will promote natriuresis and salt wasting . OPTION D - Mineralocoicoid deficiency... | 156,168 | medmcqa_train |
Which vaccine among the following options is not kept in the freezer component in Cold Chain | Ans. is 'c' i.e., DPT o A vaccine which must be stored in the cold part but never allowed to freeze. # Typhoid # DPT # TT # Hepatitis B # DT # BCG # Diluents Important facts- o All vaccines are usually stored (for routine storage) in the refrigerator (ILR), i.e. at +2 to +8degC (even OPV). o But OPV is stored in the fr... | 156,169 | medmcqa_train |
All of the following drugs are used as immunosuppressants EXCEPT: | 1 . Calcineurin inhibitors (Specific T-cell inhibitors) Cyclosporine (Ciclosporin), Tacrolimus 2. Antiproliferative drugs (Cytotoxic drugs) Azathioprine, Cyclophosphamide, Methotrexate, Chlorambucil, Mycophenolate mofetil (MMF) 3. Glucocoicoids Prednisolone and others 4. Antibodies Muromonab CD3, Antithymocyte globulin... | 156,170 | medmcqa_train |
Optic radiations arise from | Answer- A. Lateral Geniculate bodyThe optic radiations (geniculocalcarine pathway) extend from the lateral geniculate body to the visual coex. Inferior fibres of optic radiations ,subserve upper visual fields and superior fibres subserve inferior visual fields.The visual pathway staing from retina consists of optic ner... | 156,171 | medmcqa_train |
If a new sputum smear positive patient of tuberculosis continues to be smear positive at the end of intensive phase of category I treatment under DOTS, fuher management of this patient would be to - | <p> Patients in category I &II , who have a positive sputum smear at the end of the initial intensive phase , receive an additional month of intensive phase treatment. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:188. <\p> | 156,172 | medmcqa_train |
Which of the following porphyrias is not inherited as an Autosomal Dominant disorder- | Ans. is 'b' i.e., Congenital erythropoietic porphyria Inheritance of Porphyrias Autosomal dominant Autosomal Recessive X-linked o Acute intermittent porphyria (AIP) o ALA dehydratase deficiency o X-linked protoporphyria o Porphyria cutanea Tarda (PCT) o Congenital erythropoietic porphyria o Hereditary coproporphyria (H... | 156,173 | medmcqa_train |
Following statements about Fibrolamellar carcinoma of Liver are TRUE, EXCEPT: | In fibrolamellar carcinoma, AFP is within the normal range in most cases. Mild elevations of AFP may be seen in 10-15% of cases, but are usually below 200ng /ml. Fibrolamellar HCC is a disease of younger adults often teenagers and predominantly females. Patients typically have elevated neurotensin levels, normal LFTs a... | 156,174 | medmcqa_train |
Man is intermediate host of: | Malaria REF: Jawett's 24th edition Section VI. Parasitology > Chapter 46. Medical Parasitology Repeat in December 2011, June 2009 Man is the defenitive host in most parasitic infections except in: Echino co ccus granulosus Plasmodium Taenia Solium(man is both defenitive and intermediate host) Toxoplasma gondii Sarcocyt... | 156,175 | medmcqa_train |
The most potent topical coicosteroids is - | Super potent topical coicosteroids Clobetasol propionate 0.05% halobetasolpropionate 0.05% betametnasone dipropionate 0.05% Fitzpatricks textbook of dermatology, principles of topical therapy page 3363 | 156,176 | medmcqa_train |
In a man lifting up suitcase, posterior dislocation of glenohumeral joint is prevented by: | Ans. (c) CoracobrachialisRef: Maheshwari 5th ed. / 88* Glenohumeral joint is the most important joint of shoulder complex.* It is a synovial ball and socket articulation between the head of the humerus and glenoid cavity of scapula.* Movements at this joint includes flexion, extension, abduction, adduction, medial rota... | 156,177 | medmcqa_train |
Most common presentation of Renal Tuberculosis is: | Answer is B (Sterile Pyuria): The most common clinical presentation of Urological Tuberculosis is Sterile Pyuria. 'The most common clinical presentation of urological tuberculosis is sterile pyuria and painless hematuria - Textbook of Pulmonary and Critical Care Medicine `Renal Tuberculosis is probably underdiagnosed b... | 156,178 | medmcqa_train |
All the following drugs are used in various regimens of medical termination of pregnancy except | Various Regimens for Medical Termination of PregnancyFirst TrimesterMifepristone/MisoprostolMifepristone, 200-600 mg orally; followed in 24-48 hr by:Misoprostol, 200-600 mg orally or 400-800 mg vaginally, buccally, or sublinguallyMisoprostol Alone800 mg vaginally or sublingually every 3 hr for 3 dosesMethotrexate/Misop... | 156,179 | medmcqa_train |
A complete denture patient presents with angular cheilitis. A review of recent medical examination revealed that vitamin deficiency is not a factor. A possible predisposing factor is: | A closed or insufficient vertical dimension of occlusion is thought to be the one predisposing condition for angular cheilitis, which usually is associated with Candida albicans.
Improperly balanced occlusion or poor contour of the denture base are not predisposing conditions for angular cheilitis. | 156,180 | medmcqa_train |
If an adolescent boy falls on a out-stretched hand, the most common bone to be injured is | C i.e. Scaphoid | 156,181 | medmcqa_train |
Following is true of pyonephrosis except: | Ans. (b) Always unilateralRef: Smith 17th Edition, Pages 204-206# In pyonephrosis kidney is a bag of pus.# Most common cause is stones followed by Infected hydronephrosis and acute pyelonephritis# Mostly unilateral but can be bilateral also# Percutaneous nephrostomy is the initial treatment# Subcapsular nephrectomy is ... | 156,182 | medmcqa_train |
A 5-year-old child comes to hospital with history of loose stools but no history of fever or blood in stools. Mother says he is irritable and drinks water if given. On examination eyes are sunken and on Skin pinch test--the skin retracted within two seconds but not immediately. What will be the appropriate management? | This child has acute diarrhea with some dehydration. So, the treatment of choice is ORS with zinc for 14 days. For treatment of some dehydration, 75 ml/kg ORS has to be given over 4 hours. | 156,183 | medmcqa_train |
Mucous retention cysts are most commonly found on: | Mucous retention cysts are more commonly found on the lower lip, the floor of the mouth and buccal mucosa. The pooled up saliva causes dilation of the duct and development of an aneurysm-like lesion lined by epithelium.
The retention phenomenon involving accessory salivary gland structures occurs most frequently on the ... | 156,184 | medmcqa_train |
Which one is not true regarding pseudocyst of pancreas | Percutaneous aspiration is preferred only in cases of infected cyst and abscesses, other wise internal drainage is the t/t of choice. Epigastric mass is the main symptom of the pseudocyst. Increased level of amylase is usually elevated with pancreatic pseudocysts Ref - Srb's manual of surgery 5e p690 | 156,185 | medmcqa_train |
patient with atrial fibrillation which is false | ATRIAL FIBRILLATION CLINICAL FEATURES Palpitations, which are sensations of a racing, uncomfoable, irregular heabeat or a flip-flopping in your chest. Weakness. Reduced ability to exercise. Fatigue. Lightheadedness. Dizziness. Shoness of breath. Chest pain. ECG Features of Atrial Fibrillation Irregularly irregular rhyt... | 156,186 | medmcqa_train |
Microvesicular steatohepatosis seen in | Option a, c, d have macrovesicular steatosis. | 156,187 | medmcqa_train |
Disulfiram like reaction is seen with - | Ans is 'c' i.e. Metronidazole o Disulfiram is used in the treatment of chronic alcoholism by producing an acute sensitivity to ethanol (alcohol). Disulfiram works by inhibiting the enzyme acetaldehyde dehydrogenaseo "Disulfiram plus alcohol, even small amounts, produce flushing, throbbing in head and neck, throbbing he... | 156,188 | medmcqa_train |
Which is a causative organism for malignant ot externa | Ans. (b) BacteriaRef: Dhingra's ENT 5th ed. 157-58* Malignant otitis externa is caused by pseudomonas infection in elderly, diabetics & patients on the immune- compromised drugs .* Early manifestation resembles diffuse otitis externa. Patients have severe pain & appearance of granulation in meatus.Infectious Etiology o... | 156,189 | medmcqa_train |
The following is usually the first sign of pubey in girls ? | Adolescence: Stage of transmission from childhood to adulthood. During this stage, there will be an appearance of sexual characters with changes in cognition and psychology. Adolescence refers to this entire process, pubey refers to the physical aspect. Age 10-19 year is considered as a period of adolescence and pubey ... | 156,190 | medmcqa_train |
One gray equals | SI unit of radiation absorbed dose is GRAY (1 Gy= 1J/Kg)Absorbed dose is the energy absorbed as ionization or excitation per unit mass of the material irradiated.The concept of absorbed dose applies to all kinds of ionizing radiation (direct and indirect) and to any material.Before 1980 the international dose of absorb... | 156,191 | medmcqa_train |
60 yrs old male with poor stream of urine, post void residual urine is 400ml, b/l hydronephrosis and prostate weighing 70 g. His urea is 120 and creatinine 3.5. Ideal "next immediate" step | Foley catheter is a flexible tube that a clinician passes through the urethra and into the bladder to drain urine. It is the most common type of indwelling urinary catheter. Foley catheters are used during the following situations: On patients who are anesthesized or sedated for surgery or other medical care On comatos... | 156,192 | medmcqa_train |
Dystrophic calcification is commonly seen in | (C) Atheromatous plaque # DYSTROPHIC CALCIFICATION:> Calcium and phosphorus metabolism and serum levels are normal and calcification occurs as a result of local abnormality in tissue.> Circumstances is which dystrophic calcification occurs: Necrotic tissue: Fat necrosis; Caseation necrosis in the centre of granuloma; D... | 156,193 | medmcqa_train |
All are true about autism EXCEPT: | ANSWER: (B) Child is able to interactREF: Kaplan & Sadocks Synopsis of Psychiatry 10tEl Edition p. 1194, Current Diagnosis & Treatment in Psychiatry Chapter 37Major Diagnostic Features of Dsm-iv Pervasive Developmental DisordersFeatureAutisticDisorderAsperger'sDisorderChildhoodDisintegrativeDisorderRett'sDisorderPervas... | 156,194 | medmcqa_train |
Which of the following are radioactive? | Ans. CO 60 | 156,195 | medmcqa_train |
In a patient of rheumatic carditis full dose of steroid is given for - | Ans. is 'd' i.e., 12 weeks | 156,196 | medmcqa_train |
The apex of the upright human lung compared with the base has: | The apex of the upright human lung has a high ventilation perfusion Ratio.Therefore, the apex has a higher alveolar PO2 than the base. The other choices are incorrect because the ventilation of the apex is lower than that of the base, the pH in endcapillary blood is higher because of the reduced PCO2 at the apex, the b... | 156,197 | medmcqa_train |
Rose spot is associated with | a. Typhoid fever(Ref: Nelson's 20/e p 1390)Skin rash in Enteric fever:In 25% of cases, a macular or maculopapular rash (rose spots) may be visible around the 7th-10th day of the illnessLesions may appear in crops of 10-15 on the lower chest and abdomen and last 2-3 daysThese lesions may be difficult to see in dark-skin... | 156,198 | medmcqa_train |
Therapeutic drug monitoring is used in ? | Ans. is 'd' i.e., Digoxin Therapeutic drug monitoring is paicularly useful in following situations ? 1. Drugs with low safety margin ? Digoxin Aminoglycoside antibiotics Anticonvulsants Lithium Antiarrythmics Tricyclic antidepressants Theophylline 2. If individual variations are large - Antidepressants, Lithium 3. Pote... | 156,199 | medmcqa_train |
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