query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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True about Hepatocellular Carcinoma ? | Ans. is 'c' i.e. HBV predisposes Most common cancers in the world are --> Lung > Breast > Colorectal. As already stated before, HCC presents quite late and thus only 15-20% cancers are resectable. Most patients with unresectable lesions die within a year after diagnosis. | 4,200 | medmcqa_train |
From A drugs which acts through inhibition of integrase activity of virus ? | Ans. is 'a' i.e., Raltegravir | 4,201 | medmcqa_train |
A 33 yr /M has history of A, now complaints of pain left hip. On examination there is Flexion, External Rotation of left lower limb is present. There is 7 cm shoening of left lower limb, there is a gluteal mass felt which moves with the movement of femoral shaft, most probable diagnosis could be? | Anterior dislocation is ruled out because it will have Flexion Abduction External Rotation with lengthening and anterior femoral head (Mass that moves with femur shaft is femur head). Central dislocation is ruled out because it will have shoening and femur head palpable on per rectal examination. Posterior dislocation ... | 4,202 | medmcqa_train |
C-reactive proteins are - | Ans. is 'b' i.e., Beta-1 globulin C-reactive is a nonspecific inflammatory acute phase protein. It is a beta globulin which is produced in the liver. | 4,203 | medmcqa_train |
Wood's lamp is made up of - | Wood's Lamp It is a low intensity ultraviolet light(360nm) emitted by a high pressure mercury lamp fitted with a special filter made up of 9% nickel oxide and silica. | 4,204 | medmcqa_train |
In carcinoid syndrome, the ap of hea mostly affected is: | Answer is B (Inflow tract of RV) The most commonly involved valve in, carcinoid syndrome is tricuspid valve which forms the inflow tract of Right ventricle. Most commonly involved pa of hea : Inflow tract of RV (Tricuspid valve) Second most commonly involved pa of hea : Outflow tract of RV (Pulmonic valve) | 4,205 | medmcqa_train |
Premature atherosclerosis causing death is seen in: | Fabry's disease is an X-linked dominant disorder. Angiokeratoma corporis diffusum is another name for it. Neuropathy usually stas in the childhood. It is overshadowed by complications arising from the associated premature atherosclerosis that lead to death by the fifth decade of life. ALSO KNOW: Fabry's disease is caus... | 4,206 | medmcqa_train |
Pharmacovigilance means: | Pharmacovigilance has been defined by the WHO as the ''science and activities relating to the detection, assessment, understanding, and prevention of adverse effects or any other drug-related problems'' The information generated by pharmacovigilance is useful in educating doctors about the adverse drug reaction and in ... | 4,207 | medmcqa_train |
Ligament of poupart is | Ligament of poupart is another name for Inguinal ligament | 4,208 | medmcqa_train |
The chromosomal complement of a primary oocyte is- | Ans- (C) Primary oocyte | 4,209 | medmcqa_train |
Most affernt fibers from the lateral geniculate nucleus terminate in the primary visual coex is: | Most fibers from the lateral geniculate nucleus (LGN) end in layer 4 of the primary visual coex. Ref: Ganong's Review of Medical Physiology, 22nd Edition, Page 161; Berne and Levy Physiology, 5th Edition, Page 129. | 4,210 | medmcqa_train |
A 40 year old male brought to the emergency room with a stab injury to the chest.On examination pt is found to be hemodynamically stable. The neck veins are engorged and the hea sounds are muffled .The following statements are true for this pt except - | Pericardial tamponade Pericardial tamponade must be differentiated from tension pneumothorax in the shocked patient with distented neck veins It is most commonly the result of penetrating trauma. Characterized by Beck's Triad (MDH) : Muffled hea sounds, distended neck veins & Hypotension Diagnosis Chest X-Ray : Enlarge... | 4,211 | medmcqa_train |
Using a lens of +14D, magnification of fundus of an emmetropic eye in indirect ophthalmoscopy is: March 2013 (e) | Ans. D i.e. 5 times | 4,212 | medmcqa_train |
The characteristic feature of catatonic schizophrenia is | (D) All of the above | 4,213 | medmcqa_train |
A diabetic with orbital cellulitis and maxillary sinusitis shows hyaline, narrow, septate and ranching hyphae with invasion of the blood vessels fungus on microscopy. Which is the causative fungus ? | Ans. is 'c' i.e., Aspergillus Diagnosis of Aspergillus infection: o Histologic examination of affected tissue reveals either infarction, with invasion of blood vessels by many fungal hvphae, or acute necrosis, with limited inflammation and hyphae. o Aspergillus hyphae are hyaline, narrow, and septate, with branching at... | 4,214 | medmcqa_train |
Partogram is used to - | Ans: D | 4,215 | medmcqa_train |
Mcdonald stitch is applied in the following conditions except: | Contraindications to Circlage operation:
Intra uterine infection
Ruptured membranes
H/o vaginal bleeding
Severe uterine irritability
Cervical dilatation > 4 cm | 4,216 | medmcqa_train |
In early stages, how is acute alveolar abscess is diagnosed: | PDL widening can be the method for diagnosing the acute alveolar abscess in early stage, while chronic alveolar abscess presents as more distinct radiographic lesion. | 4,217 | medmcqa_train |
Specific reason to disallow the sample for culture - | Sample brought in formalin are not allowed for culture,as it may loose it's characteristic propeies specific to that organism. Ref ananthnarayana and panikers microbiology textbook | 4,218 | medmcqa_train |
The spirometer can estimate all the following except | The total lung capacity (TLC), about 6,000 mL, is the maximum amount of air that can fill the lungs (TLC = TV + IRV + ERV + RV Ref: guyton and hall textbook of medical physiology 12 edition page number:326,327,328 | 4,219 | medmcqa_train |
Epidural anaesthesia decrease risk of – a) Headacheb) Hypotensionc) Meningitisd) Arachnoiditis | As dura is not punctured in epidural anesthesia, chances of postdural puncture headache, meningitis and arachnoiditis are less. | 4,220 | medmcqa_train |
Gamma Carboxylation of what requires vitamin K | Biochemical functions of Vitamin K The functions of vitamin K are concerned with blood clotting process. lt brings about the post- translational (after protein biosynthesis in the cell) modification of ceain blood clotting factors. The clotting factors ll (prothrombin), Vil, lX and X are synthesized as inactive precurs... | 4,221 | medmcqa_train |
Which of the following is not an anti androgenic drug ? | Ans. is 'd' i.e., Cypionate | 4,222 | medmcqa_train |
12 years old male presented with intensely itchy grouped vesicles on buttock, trunk and scalp. On exposure to wheat they exaggerate. Diagnosis is - | Ans is 'b' i.e. Dermatitis herpetiformis o Among given options only dermatitis herpetiformis is a gluten sensitivity disorder and aggravates on on eating gluten (wheat, rye, barley).Other features in favour of diagnosis areo Intense itching (characteristic feature)o Distribution of lesion - buttock, trunk and scalpo Ag... | 4,223 | medmcqa_train |
Causes of a painless limp in infancy includes: | Painless Limp Painful Limp 1-3 years age group: DDH Cerebral palsy Muscular dystrophy Infantile coxa vara 4-10 years age: Limb length discrepancy Poliomyelitis Legg Calve Pehes disease Slipped capital femoral epiphysis Osteochondritis dissecans -Lateral surface of medial femoral condyle Ahritis/Synovitis/Osteomyelitis | 4,224 | medmcqa_train |
Functions of plasmin are all except- | Ans. is 'd' i.e., Stabilization of fibrin * Plasmin is a proteolytic enzyme which belongs to serine protease family.* Its function are:-i) Fibrinolysis by break down of fibrin - It is the major function.ii) Activation of Collagenaseiii) Break down of matrix proteins (fibrin, fibronectin, thrombospondin, laminin) and vo... | 4,225 | medmcqa_train |
What is the extent of spinal cord in an adult? | Ans. is 'a' i.e., Lower border of LI * Spinal cord begins at foramen magnum and, in adults, ends at lower border of LI.StructureExtends uptoAdult spinal cordInfant spinal cordLower border of L} or upper border of L2Upper border of L3 vertebraeFilum terminalePiamaterTip of coccyxDural sheathSubdural spaceSub arachnoid s... | 4,226 | medmcqa_train |
Which of the following are common physiological problems in neonates: | Ans. D. All of the aboveNeonates may have minor physiological peculiarities which are of no serious consequences. These include(i) Regurgitation of milk (most neonates take out small amount of curdled milk soon after feed. Child is usually active and vomitus is never yellow or green colour)(ii) Transitional stools: It ... | 4,227 | medmcqa_train |
The following is a marker of acute hepatitis B infection- | HBV-DNA can be measured by PCR in the blood. Viral loads are usually in excess of 105 copies/mL in the presence of active viral replication, as indicated by the presence of e antigen. In contrast, in individuals with low viral replication, who are HBsAg- and anti-HBe-positive, viral loads are less than 105 copies/mL. T... | 4,228 | medmcqa_train |
Binding of gp 120 causes: | Ans. b. Facilitation of co-receptor | 4,229 | medmcqa_train |
Following is not a variety of entropion ? | Ans. is 'a' i.e., Pathological | 4,230 | medmcqa_train |
All or none law refers to: | Action potential | 4,231 | medmcqa_train |
If a biochemical test gives the same reading for a sample on repeated testing, it is inferred that the measurement is: | Criteria of screening test
Acceptability – The test should be acceptable to population to which it is going to be applied.
Repeatability (reliability, precision, reproducibility) – The test must give consistent results when repeated more than once on the same individual or material under the same condition.
Validit... | 4,232 | medmcqa_train |
Example of asymmetric mixed-onium chlorofumarate is: | Gantacurium represents a new class of nondepolarizing neuromuscular blockers called asymmetric mixed-onium chlorofumarates. Ref: Miller's anesthesia-7th ed , Chapter 29. | 4,233 | medmcqa_train |
The optic cup is an evagination of which of the following? | The optic cup and its derivatives--the retina and optic nerve--develop from the diencephalon. | 4,234 | medmcqa_train |
Best treatment for gas gangrene | "High-dose penicillin G and clindamycin, along with third-generation cephalosporins, should be given intravenously until the patient's toxicity abates. The mainstay of management is early surgical excision of the necrotic tissue " Bailey and love 26th edition Pg 430 | 4,235 | medmcqa_train |
Radium emits which of the following? | Ans. is 'b' i.e., a, b, g o Radium emits a, b and g rays. Radium also produces neutrons when mixed with beryllium. | 4,236 | medmcqa_train |
A 45 year old male presents with 4 X 4 cm, mobile right solitary thyroid nodule of 5 months duration. The patient is euthyroid. The following statements about his management are true except | Malignancy is present in 15% to 20% of cold nodules and in less than 5% of hot nodules. Although suggestive, malignancy of a nodule can be neither confirmed nor excluded based on radionuclide uptake. Note :Option "Patient should undergo hemithyroidectomy if FNAC repo is inconclusive " is controversial. Close surveillan... | 4,237 | medmcqa_train |
Duration of action of flumazenil is: | Flumazenil is absorbed orally ;oral bioavailability is ~16% but its not used orally .On I.v .injection ,action of flumazenil stas in seconds &last for 1-2 hours ;elimination t1/2 is 1 hour due to rapid metabolism. REF: KD Tripathi 8th ed. | 4,238 | medmcqa_train |
Cryptococcal meningitis is common in: | Ans. is 'a' i.e., Renal transplant recipientPredisposing factors of cryptococcal meningitis are AIDS, hematologic malignancies, transplant recipients and patients on immunosuppressive or steroid therapy. | 4,239 | medmcqa_train |
All of the following structures can be viewed through a bronchoscope, EXCEPT: | Subcarinal lymph nodes are mediastinal lymph nodes located around the carina on the other side of the tracheal wall and hence not visualized on bronchoscopy. Involvement of subcarinal nodes may be suspected on bronchoscopy by widening and fixity of the carina and/or paralysis of the vocal cords but these nodes cannot b... | 4,240 | medmcqa_train |
Hyperesthesia over the region of 12th is called | Boa's sign is present in acute cholecystitis | 4,241 | medmcqa_train |
With regard to the malignant behavior of leiomyosarcoma, the most impoant criterion is | Option 4 is correct=the number of mitosis per high power field Leiomyosarcomas typically take the form of soft, hemorrhagic, necrotic masses. The diagnostic features of ove leiomyosarcoma include tumor necrosis, cytologic atypia, and mitotic activity. Robbins basic pathology 9th edition page no 694,heading=leiomyosarco... | 4,242 | medmcqa_train |
In which case Immunoguided surgery is done | Ans is 'a' ie Ca Colon Radioimmunoguided surgery (RIGS) is a new technology capable of detecting minimal neoplastic lesions using radiocolloids, intraoperatively. It has numerous uses in oncology, it uses colloid radiotracers, monoclonal antibodies or non-immunological tracers. Its uses are Radioguided Occult Lesion Lo... | 4,243 | medmcqa_train |
The maxillary sinus open intlo middle meatus at the level of: | Ref: Dhingra 7e pg 151,209. | 4,244 | medmcqa_train |
Dutcher bodies are seen in? | Ans. is 'd' i.e., Bone marrow * In multiple myeloma plasma cells can infiltrate the bone marrow diffusely or may be present in sheet like masses that completely replace normal elements.* Plasma cells may be normal plasma cells but mostly they are atypical plasma cells (variants of plasma cell) produced by intracellular... | 4,245 | medmcqa_train |
Treatment of choice for placental site trophoblastic disease is - | Ans. is 'b' i.e., SurgeryPlacental Site Trophoblastic TumorArises from the placental bed trophoblasts and invades the myometrium.Most of these tumors run a benign course, malignancy is rare.Tumor is resistant to chemotherapy.Hysterectomy is the recommended treatment. | 4,246 | medmcqa_train |
Most common site of GIST is | Gastrointestinal Stromal Tumors Gastrointestinal stromal tumors (GISTs) are the most common sarcomatous tumors of the GI tract. Originally thought to be a type of smooth muscle sarcoma, they are now known to be a distinct tumor derived from the interstitial cells of Cajal, an intestinal pacemaker cell. They can appear ... | 4,247 | medmcqa_train |
PSA is measured in which units | Ans. is 'd' i.e., ng/ml Prostate specific antigen* It is a glycoprotein produced only in the prostatic cells (both benign & malignant). It facilitates liquefaction of semen.* It is neither sensitive nor specific for early prostate carcinoma (it is prostate specific and not prostate cancer specific)y nevertheless it giv... | 4,248 | medmcqa_train |
In Angle's classification for malocclusion, key tooth is: | Angle’s postulate was that the upper first molars were the key to occlusion and that the upper and lower molars should be related so that the mesiobuccal cusp of the upper molar occludes in the buccal groove of the lower molar. If the teeth were arranged on a smoothly curving line of occlusion and this mola... | 4,249 | medmcqa_train |
Which is the most common type of persistent delusional disorder ? | Ans. A. Delusion of persecution Delusion of persecution is the most common type of persistent delusional disorder. | 4,250 | medmcqa_train |
All age groups are included in numerator of dependency ratio except - | Numerator in dependency ratio includes:-
i) 0-14 years (option a & b)
ii) > 65 years (option d) | 4,251 | medmcqa_train |
True about Type 1 diabetes mellitus | * Patients may become hyperglycemic in poorly controlled type 1 diabetes mellitus . The reason being - due to lack of insulin to stimulate uptake and utilization of glucose and also because in the absence of insulin which antagonize the actions of glucagon, there is increase in gluconeogenesis from amino acids in liver... | 4,252 | medmcqa_train |
Vitamin k associated clotting factors are | Ref Robbins 8/e 118-119 ; 9/e p 119 Physiologic Effects of Vitamin K Vitamin K serves as an essential cofactor for a carboxylase that catalyzes carboxylation of glutamic acid residues on vitamin K-dependent proteins. The key vitamin K-dependent proteins include: Coagulationproteins: factors II (prothrombin), VII, IX an... | 4,253 | medmcqa_train |
Anti-parkinsonism drug that is selective COMT inhibitor? | Ans. a (Entacapone) (Ref. KDT 6th/pg. 415)ADRENERGIC DRUGSSr NoStep/siteActionDrugResponse1.Synthesis of NAInhibition Utilization of same synthetic pathwaya-methyl-p-tyrosine a-methyl dopaDepletion of NAReplacement of NA by a-methyl NA(false transmitter)2.Axonal uptakeBlockadeCocaine, desipra- mine, guanethidine, antih... | 4,254 | medmcqa_train |
Loop of Henle handles the following ions except: | D i.e. UreaIn the thick ascending limb, a carrier co-transpos one Na+, one K.' and 2C1-Q from the tubular lumen into the tubular cells. | 4,255 | medmcqa_train |
A 25 year old man undergoes orchiectomy for a testicular tumor. Microscopically, the tumor shows a variety of patterns, including lobules containing large cells with watery cytoplasm, structures resembling primitive glomeruli, syncytiotrophoblast, and shafts of undifferentiated cells with focal glandular differentiatio... | This is a mixed testicular tumor. Mixed patterns occur in 60% of testicular tumors, with the most common pattern being teratoma (not present in this patient), embryonal carcinoma, yolk sack tumor, and hCG-containing syncytiotrophoblast. This patient's tumor also contains elements of seminoma. The prognosis of these tum... | 4,256 | medmcqa_train |
Hormone synthesized as peptide precursor is/are | Insulin- A polypeptide hormone secreted by the islets of Langerhans and functioning in the regulation of the metabolism of carbohydrates and fats, especially the conversion of glucose to glycogen, which lowers the blood glucose level.Ref: Ganong&;s review of medical physiology; 24th edition; page no: 431 | 4,257 | medmcqa_train |
The derivative of midgut among the following is | HUMAN EMBRYOLOGY-INDERBIR SINGH TENTH EDITION-PAGE NO:188Caecum and appendixThe caecal bud is a diveiculum that arises from the post aerial segment of the midgut Loop. The caecum and appendix are formed by the enlargement of this bud. The proximal pa of the bud grows rapidly to form the caecum. Its distal pa remains na... | 4,258 | medmcqa_train |
Kidney cortex contains: | Ans. C Collecting tubule and ductRef: BDC, 6th ed. vol. II pg. 315-16* The kidney consists of an outer renal cortex and an inner renal medulla that contains the renal pyramids which drain into - Calyx - Pelvis.* Cortex forms a continuous smooth outer zone with a number of projections (cortical columns) that extend down... | 4,259 | medmcqa_train |
X-linked muscular dystrophy is? | Ans. is 'd' i.e., Duchenne's muscular atrophy X-linked Recessive disordersMusculoskeletalHematologicalImmuneMetabolicNervous* Duchene muscular dystrophy* Chronic granulomatous disease* Hemophilia A & B* G-6-PD deficiency* Agamma - globulinemia* Wiskott - Aldrich synd.* Diabetes insipidus* Lesch Nyhan syndrome* Fragile ... | 4,260 | medmcqa_train |
The diagnostic test for rickettsial infection is: | Weil-felix reaction | 4,261 | medmcqa_train |
Synchysis refers to | VITREOUS LIQUEFACTION (SYNCHYSIS) Vitreous liquefaction (synchysis) is the most common degenerative change in the vitreous. Causes of liquefaction: 1. Degenerations such as senile, myopic, and that associated with retinitis pigmentosa. 2. Post-inflammatory, paicularly following uveitis. 3. Trauma to the vitreous which ... | 4,262 | medmcqa_train |
A 52 year old female presents with groin pain. Physical examination reveals a bulge in the groin area immediately inferior to the inguinal canal. The physician suspects that the patient has a femoral hernia containing a loop of small intestine. Which of the following structures is located immediately medial to the hern... | A femoral hernia exits the abdominal cavity through the femoral ring to enter the femoral canal. The femoral ring is bounded medially by the lacunar ligament. Compression of the herniated intestine against the sharp edge of the lacunar ligament may cause strangulation of the intestine. The other borders of the femoral ... | 4,263 | medmcqa_train |
Vitamin D from the skin or diet is metabolized primarily in the liver to 25-hydroxyvitamine D3. What is the rate limiting enzyme in Vitamin D synthesis? | Vitamin D from the skin or diet is metabolized primarily in the liver to 25-hydroxyvitamine D3. 25D is the 'storage' form of vitamin D and is used to determine the vitamin D status of individuals. The last and rate limiting step in the synthesis of 'active' 1,25D is catalyzed by the mitochondrial enzyme 1 hydroxylase a... | 4,264 | medmcqa_train |
Features of Von Willebrand disease are - | Ans. is 'a' i.e., | BT and | PTT Von willebrand diseaseo Von willebrand disease is characterized by the deficiency of vWF, while the synthesis of factor VIIIc is normal,o vWF has two major function: -i) Helps in platelet adhesionii) Stabilizes factor VIIIc.o So, deficiency of vWF results in manifestation of both.Platel... | 4,265 | medmcqa_train |
The design of choice for endodontic microsurgery is the: | The design of choice for endodontic microsurgery is the sulcular full-thickness flap
The mucogingival flap or Luebke-Ochsenbein flap is preffered for crowned anterior teeth for esthetic reasons. This flap which includes scalloped horizontal incision provides a guide for meticulous repositioning of the flap.
The first k... | 4,266 | medmcqa_train |
All of the following can cause DIC during pregnancy except: | Ans. is a, i.e. Diabetes mellitusDIC is a pathological condition associated with inappropriate activation of coagulation and fibrinolytic system. It is a secondary phenomenon resulting from an underlying disease state.Obstetric conditions associated with DIC:More commonLess common* Intrauterine fetal death* Chorioamnio... | 4,267 | medmcqa_train |
The mother of a newborn boy is alarmed that her baby regurgitates at every feeding. An endoscopic examination reveals that the child's esophagus is almost completely occluded. This finding represents an example of which of the following errors of morphogenesis? | Atresia refers to defects caused by the incomplete formation of a lumen. Many hollow organs originate as strands and cords of cells whose centers are programmed to die, thus forming a central cavity or lumen. Atresia of the esophagus is characterized by partial occlusion of the lumen, which was not fully established in... | 4,268 | medmcqa_train |
Investigation of choice for pericardial effusion is | Transthoracic echocardiography (TTE) is usually the initial investigation of suspected pericardial disease. It is cheap and widely available and has high accuracy for detecting pericardial effusions and signs of tamponade. TTE is also helpful for guiding diagnostic or therapeutic pericardiocentesis. Restricted acoustic... | 4,269 | medmcqa_train |
True about hepatocelluar ca is - | Answer is 'a' i.e. Associated with HBV & HCV; 'b' i.e. Cirrhosis is a predisposing factor; 'c' i.e. Fibrolamellar variety is not associated with cirrhoris "All patterns of hepatocellular carcinomas have a strong propensity for invasion of vascular channels." - Robbins | 4,270 | medmcqa_train |
A patient is having thick, gray coating on the throat and tonsils, followed with fever, chills and swollen glands in the neck. Microscopic examination of nasopharyngeal or pharyngeal swab showed gram positive organism with a special stain. The constitutes of the stain are:- | Gram positive organism causing gray colored coating (pseudomembrane) is Corynebacterium diphtheriae . So the specific stain is Albe stain. Contents of Albe stain:-Stain A- glacial acetic acid, malachite green ,toluidine blueStain B- KI + I2 | 4,271 | medmcqa_train |
Which of the following is known as abdominal policeman? | In the early twentieth century, the British surgeon Rutherford Morison noted that the omentum tended to wall off areas of infection and limit the spread of intraperitoneal contamination. He termed the omentum the abdominal policeman. Ref: Schwaz's principle of surgery 9th edition, chapter 35. | 4,272 | medmcqa_train |
Hernia with highest rate of strangulation is? | Femoral hernia REF: Sabiston 18th ed chapter 44 The likelihood of strangulation and need for hospitalization also increase with aging. Strangulation, the most common serious complication of a hernia, occurs in only 1% to 3% of groin hernias and is more common at the extremes of life. Most strangulated hernias are indir... | 4,273 | medmcqa_train |
A 63-year-old man with hearing loss in his left ear complains of a loss of taste and drooling from the left side of his mouth. A CT scan shows a tumor compressing the nerve entering the skull through which of the following openings? | The tumor is compressing the facial nerve, which runs through the internal acoustic meatus along with the vestibulocochlear nerve, which provides sense of taste to the anterior two thirds of the tongue via the chorda tympani and also mediates all of the facial muscles, except the muscles of mastication. The mandibular ... | 4,274 | medmcqa_train |
Which of the following statements regarding ANB angle is false? | The ANB angle indicates the magnitude of the skeletal jaw discrepancy. The magnitude of the ANB angle, however, is influenced by two factors other than the anteroposterior difference in jaw position. One is the vertical height of the face. As the vertical distance between nasion and points A and B increases, the ANB an... | 4,275 | medmcqa_train |
Cholinomimetic drugs can be used for the treatment of all the following conditions except. | Ans. (B) Bradycardia(Ref KDT 8th/e p114)Cholinomimetic drug will cause bradycardia as an adverse effect and thus cannot be used for its treatment. | 4,276 | medmcqa_train |
A 19 year old young girl with previous history of repeated pain over medial canthus and chronic use of nasal decongestants, presented with abrupt onset of fever with chills & rigor, diplopia on lateral gaze, moderate proptosis & chemosis. On examination optic disc is congested. Most likely diagnosis is: | Patient is suffering from cavernous venous thrombosis, as a complication of chronic ethmoidal sinusitis. The facial veins make clinically impoant connections with the cavernous sinus through the superior ophthalmic veins. Cavernous sinus thrombosis usually results from infections in the orbit, nasal sinuses, and superi... | 4,277 | medmcqa_train |
Following sign is seen in which condition: | Ans. A. Medial medullary syndromeImage shows one sided deviation of tongue, i.e. paralysis of XIIth nervea. This occurs in Medial Medullary syndrome or Dejerine syndromeb. It occurs due to occlusion of anterior spinal arteryc. It is characterized by Ipsilateral XIIth nerve paralysis with contralateral hemiplegia. | 4,278 | medmcqa_train |
ESR in increased in - | Ans. is 'b' i.e., Multiple myelomaFactors affecting ESR 1. Plasmao RBCs carry a negative electric charge, whereas plasma carries a postive charge.o Any condition in plasma that increases its positive charge, increases rouleaux formation and increases ESR by lengthening stage I.o Following factors increase positive char... | 4,279 | medmcqa_train |
Signature fracture of skull is seen in - | Ans. is 'b' i.e., Depressed fracture | 4,280 | medmcqa_train |
Light entering the eye passes through which retinal layer first? | The most anterior layer of the retina, through which light passes first, is the retinal ganglion layer. Light then passes through the other cell layers of the retina until it reaches the photoreceptors in the posterior region of the retina. Visual processing/Phototransduction occurs in the opposite direction(Photorecep... | 4,281 | medmcqa_train |
Paltauf's hemorrhages are seen in: AP 11; NEET 13 | Ans. Lungs | 4,282 | medmcqa_train |
Least common quadrant for breast carcinoma is | Most common quadrant for breast carcinoma upper outer quadrant. | 4,283 | medmcqa_train |
All of the following are features of mumps except _______ | *Mumps is an acute viral infection characterised by painful enlargement of the salivary glands,most commonly the parotid glands.It is caused by an RNA virus of the genus paramyxovirus in the family paramyxoviridae. *It follows an incubation period of 2-4 weeks. Complications include epididymoorchitis in adolescent boys... | 4,284 | medmcqa_train |
Which of the following does not changes in the old age: | C i.e. Hematocrit | 4,285 | medmcqa_train |
A 16-year-old male complains of nasal obstruction, nasal blockage, a mass is seen in the nasopharynx with minimal extension into sphenoid sinus. What is the stage of nasopharyngeal fibroma? | Ans. B. IB* Angiofibroma is the most common benign tumor of the nasopharynx.* It is typically seen in young adolescent males, i.e. occurs near puberty, hence called juvenile nasopharyngeal angiofibroma.Clinical features:* Recurrent episodes of profuse epistasis* Unilateral nasal obstruction* Nasal bones leading to broa... | 4,286 | medmcqa_train |
Which antimalarial drug is known to cause neuropsy-chiatric adverse reaction? | Adverse effects :Mefloquine is bitter in taste; common reaction is dizziness, nausea, vomiting, diarrhoea, abdominal pain and sinus bradycardia. These are usually mild and largely dose related, but may be severe in some. Major concern has been a variety of neuropsychiatric reactions (disturbed sense of balance, ataxia,... | 4,287 | medmcqa_train |
The most sensitive indicator of environmental iodine deficiency is | Ans. d. Neonatal hypothyroidism | 4,288 | medmcqa_train |
Dementia is produced by deficiency of vitamin | (C) Thiamine # DEMENTIA is the progressive decline in cognitive function due to damage or disease in the brain beyond what might be expected from normal aging.> Although dementia is far more common in the geriatric population, it may occur in any stage of adulthood.> This age cutoff is by definition, as similar sets of... | 4,289 | medmcqa_train |
Local anaesthetic injected directly into the tissue - | Ans. is 'a' i.e., Infiltration anaesthesia Infiltration anaesthesiao It is the injection of local anaesthetic directly into tissue without taking into consideration the course of cutaneous nerve.o It can be so superficial as to include only the skin, it also can include deeper structureso It is used for minor surgeries... | 4,290 | medmcqa_train |
A 40 year old female patient complains of excessive bleeding. Patient gives a history of road traffic accident 5 hours ago and had a lacerated wound on lower back region. Blood grouping test reveals presence of antigen A and antigen B. This system for blood grouping consists of 3 major allelic genes which are located o... | → This system consists of 3 major allelic genes; those are A, B and O.
→ They are located on long arm of chromosome 9.
→ These genes control the synthesis of blood group antigens A and B.
→ Based on the presence or absence of antigen A and antigen B, blood is divided into 4 groups i.e A, B, AB and O. | 4,291 | medmcqa_train |
Fibrous pericardium in supplied by | Fibrous pericardium in supplied by phrenic Nerve. Visceral pericardium does not have somatic sensation. | 4,292 | medmcqa_train |
A 70-years-old retired military person with good previous medical record complains of bi-temporal headache which is decreased in lying down position. He states that he gets relief by giving pressure over bilateral temples. The patient also complains of loss of appetite with feeling feverish. Diagnosis is: | Ans. a. Chronic tension headache (Ref: Harrison 19/e p107t, p2587t, 2593-2594, 18/e p122, 2849)Tension-type Headache:Tension-type headache (TTH) is commonly used to describe a chronic head-pain syndrome characterized by bilateral tight, bandlike discomfortQ.Pain typically builds slowly, fluctuates in severity, and may ... | 4,293 | medmcqa_train |
In basal body temperature method, after the rise of temperature, the unsafe period lasts for :- | - In BBT, the rise of temperature signifies ovulation. - Since maximum survival of ovum post ovulation is 3 days, the unsafe period is 3 days post rise of body temperature. Other natural methods of contraception are: Calender method / feile period method/ safe period method/ rhythm method Cervical mucus method Symptoth... | 4,294 | medmcqa_train |
Hypercalcemia is associated with all Except: | Answer is D (Celiac disease): Celiac disease is not a cause for hypercalcemia. Hyperparatlzyroidism, Sarcoidosis and Milk alkali syndrome, may all lead to hypercalcemia. | 4,295 | medmcqa_train |
Which is the best screening test to evaluate hearing in a neonate? | Otoacoustic emissions (OAEs) are objective, noninvasive, and rapid measures (typically less than 2 minutes) used to determine cochlear outer hair cell function. OAE testing is commonly used in newborn hearing screening because of its speed and noninvasive nature. It is also used in confirming pure-tone test results obt... | 4,296 | medmcqa_train |
A Toxic doses, zero order kinetics is seen in | Phenytoin follows nonlinear (or zero-order) kinetics at therapeutic concentrations, because the rate of metabolism is close to the maximum capacity of the enzymes involved Ref-KDT 6/e p31 | 4,297 | medmcqa_train |
The use of combined oral contraceptive pill is associated with an increased incidence of: | There is an overall reduction in the incidence of PID with OCPs but Chlamydial PID may increase. This is classically an indolent PID where the patient has no pain, no discharge. | 4,298 | medmcqa_train |
Post-moem staining' is distinguished from bruise by all except | Extravasation of blood into surroundings tissues is not possible in postpaum staining. Ref synopsis of forensic medicine laxminarayana 4e | 4,299 | medmcqa_train |
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