query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Treatment of choice for severe falciparum malaria is - | Ans. is 'b' i.e., IV aesunate Treatment of falciparum malaria o Aimisinin derivatives are the drug of choice for any type of falciparum malaria i) Uncomplicated ii) Complicated/severe/cerebral o Amongst aimisinin derivatives, aesunate is the DOC. o Other drugs used for severe/complicated/cerebral falciparm malaria : Ae... | 20,900 | medmcqa_train |
Second molar erupts at : | B i.e. 12 years | 20,901 | medmcqa_train |
True colour of cholesterol stone is | Cholesterol stones Cholesterol stone contains almost entirely cholesterol It is often solitary, pale and yellow in colour Ref: Sabiston 20th edition Pgno :1492 | 20,902 | medmcqa_train |
The enzyme not present in the skeletal muscles : | D i.e. Glucose -6 - phosphataseThe role of glycogen in liver is to provide free glucose for expo to maintain the blood glucose level; whereas in muscles the role of glycogen is to provide a source of glucose-6-PO4 for glycolysis (to supply ATP for muscle contraction).This difference of fate of glycogen in liver & muscl... | 20,903 | medmcqa_train |
Zavenelli&;s manoeuver done in: | Entrapment of aftercoming head This complication is usually seen with preterm delivery as the incompletely dilated cervix constricts aruond the neck .Duhurssen&;s incisions can be placed over the cervix avoiding the 3 and 9 o&;clock positions .other alternatives are intravenous nitroglycerin for cervical dilatation.Gen... | 20,904 | medmcqa_train |
All the following is characteristic of uncompetitive inhibition except | An uncompetitive inhibitor binds at a site distinct from the substrate active site and, unlike a competitive inhibitor, binds only to the ES complex. Ref: KD Tripathi 8th ed | 20,905 | medmcqa_train |
Most common lesion assoasiated with pathological fractures in hand is | Majority of the pathological fractures are caused by Enchondromas Refer Management of hand fractures | 20,906 | medmcqa_train |
Allosteric stimulator of glycogen synthase - | Ans. is 'c' i.e., Glucose-6-phosphate [Ref Harper 29th/e p. 182 & 28th/e p. | 20,907 | medmcqa_train |
Why is Glucose-6-phosphate is not acted upon by Glucose-6-phosphatase enzyme in cytoplasm, even if glycogen synthesis and breakdown takes place in the same cell, having an enzymes present in cytoplasm. | Glycogen synthesis as well as breakdown both occurs in cytoplasm But the last step of breakdown of glycogen in liver i.e. glucose -6-phosphate to glucose formation occurs in endoplasmic reticulum and not in cytoplasm, as glucose-6-phosphatase is present in the membrane of endoplasmic reticulum. | 20,908 | medmcqa_train |
All of the following are adverse effects of sodium valproate except: | *Osteomalacia is not a side effect of sodium valproate. However, Phenytoin on the other hand can cause this problem. *Other side effects include weight gain, tremors, fulminant hepatitis and polycystic ovarian disease. REF: GOODMAN AND GILLMAN 13TH ED. | 20,909 | medmcqa_train |
Aeroplane splint is used in - | Aeroplane splint is used for brachial plexus injury. Cock - up splint for Radial nerve palsy. Knuckle - bender splint for ulnar nerve palsy. Milwaukee or Boston brace for scoliosis. REF:Essential ohopaedics- 5th edn- pg no 25. | 20,910 | medmcqa_train |
Drug of choice for falciparum malaria in endemic area- | Ans. is 'a' i.e., Artemisinin Diagnosis 8c Treatment of malaria* All fever cases should be investigated for malaria either by microscopy or by Rapid diagnostic Test (RDT) for both vivax & falciparum, i.e., combo RDT (bivalent RDT).* Further treatment is as follows: -1) For plasmodium vivax3 days chlorquine plus 14 days... | 20,911 | medmcqa_train |
True about insulin is | Insulin is a polypeptide hormone, secreted by b cells in the islets of Langerhans, which promotes glucose use, protein synthesis, and the formation and storage of neutral lipids; available in various preparations including genetically engineered human insulin, which is currently ored. Insulin is used parenterally in th... | 20,912 | medmcqa_train |
Which type of amyloidosis is caused by mutations of the transthyretin protein | Ref Robbins 8/e p253;9/e p259 Familial (Hereditary) Amyloidosis A variety of familial forms of amyloidosis have been described; most are rare and occur in limited geographic areas. The best-characterized is an autosomal recessive condition called familial Mediterranean fever. This is a febrile disorder characterized by... | 20,913 | medmcqa_train |
A 43-year-old 190 cm man post a flight to Chennai presents with left-sided chest discomfo and dyspnoea. On chest X-ray, there is a small area devoid of lung markings in the apex of the left lung. Diagnosis is? | 1. 190 cm man- Marfan syndrome 2. Devoid of lung margin, absent breath sounds- Pneumothorax 3. Aoic dissection- typical interscapular severe pain 4. Acute Cor pulmonary ruled out there is no history of ohopedic implant surgery, long flight | 20,914 | medmcqa_train |
Which of the following steps has proven benefit in decreasing puerperal infection following cesarean section? | Prophylactic antibiotics for the cesarean section have been conclusively proven to be beneficial.The first dose is administered at clamping and at least 2 more doses given 8th hourly intravenously in elective cases. Single-dose prophylaxis has been recommended by the ACOG. Both ampicillin and first-generation cephalosp... | 20,915 | medmcqa_train |
Tryptophan is glucogenic & ketogenic by producing - | Ans. is 'a* i.e^ Acetyl CoA & alanineo Tryptophan is metabolized to aeetyl-CoA which is ketogenic and also produces alanine which enters into gluconeogenesisMetabolism of tryptophano Tryptophan is an essential amino acidr, containing indol ring0. Tryptophan is oxidized to produce alanine (which is glucogenic) and acety... | 20,916 | medmcqa_train |
Indications of circumicision are all except ? | Ans. is none Circumcision is indicated for Ca penis involving the prepuce only. | 20,917 | medmcqa_train |
Which of the following is true of the rotator cuff? | b. Suprascapular nerve innervates both supraspinatus and infraspinatus. Explanationsa. Four muscles of rotator cuff are Supraspinatus Greater tuberosity Infraspinatus Greater tuberosity Teres minor Greater tuberosity Subscapularis Lesser tuberosity c. Rotator cuff provides stability to shoulder joint - pull the humeral... | 20,918 | medmcqa_train |
A female has previous child with congenital adrenal hyperplasia. In the present pregnancy, steroid therapy should be staed - | Ans. is 'd' i.e., As soon as pregnancy is diagnosed o Recommendations for pregnancies ar risk of CAH consists of administration of dexamethasone (20 mg/kg). It staed by 6 weeks of gestation, this ameliorates the virilization of the external genitilia in affected females chrionic villus sampling is then performed to det... | 20,919 | medmcqa_train |
Which of the following is not true about amoebiasis? | Ans. is 'c' i.e., Abscess due to suppuration Amebic liver abscess o Pus in amoebic liver abscess is not due to suppuration, but is a mixture of sloughed liver tissue and blood. o It is chocolate brown in colour and thick in consistency (anchovy sauce pus) o In the tropics 2-10% of the individuals infected with entamoeb... | 20,920 | medmcqa_train |
A patient with recurrent bacterial infections is diagnosed to have a genetic deficiency in myeloper-oxidase. The cause of increased susceptibility to infections is - | Harshmohan textbook of pathology 7th edition. the mechanism of microbicidal killing is by oxidative damage by the production of reactive oxygen metabolites. NADPH Oxidase present in the cell membrane of phagosome reduced oxygen to super oxide ion. Superoxide is subsequently conveed to hydrogen peroxide. MPO acts on hyd... | 20,921 | medmcqa_train |
Which of following channel play a role in CSF formation? | K+-cl- exchanger helps in creating osmotic gradiant Ref gk pal pg no 1156 | 20,922 | medmcqa_train |
Odontoid view is | (C) Open mouth view# AP open mouth projection of the odontoid peg can be troublesome. The main difficulty arises from the fine line between successful positioning and unsuccessful positioning.> There are a number of objectives when performing the AP open mouth odontoid peg view superimpose the outer table of the occipu... | 20,923 | medmcqa_train |
Eyelid drooping is / are seen in a) Damage to edinger - westphal nucleus b) Damage to motor part of facial nerve c) Damage to sympathetic nerve supply d) Damage to motor root of occulomotor nerve e) Damage to lacrimal nerve | Neurogenic ptosis occurs due to damage to 3rd (oculomotor nerve) supplying the LPS and sympathetic nerves supplying the muller's muscle.
It is worth noting that Edinger- Westphal nucleus is an accessory parasympathetic nucleus for oculomotor nerve and carries general visceral efferent fibres for pupillary constrictor (... | 20,924 | medmcqa_train |
Heller's myotomy is done for: | Ans. b. AchalasiaRef: Bailey and Loves Short Practice of Surgery 27th Ed; Page No-1098ACHALASIAMotility disorder of the esophagus characterized by impaired relaxation of the lower esophageal sphincter (LES) and loss of peristalsis in the distal two-thirds of the esophagus.Etiology: Degeneration of the inhibitory neuron... | 20,925 | medmcqa_train |
depression with reverse vegetative symptoms is treated with MAOIMAOI | MAOI * IMPOANCE First class of antidepressant drugs that were introduced * MECHANISM There are three monoamines namely dopamine, adrenaline and serotonin. These mon amines are degraded by monoamine oxidase. MAOI inhibit this enzyme and acts increasing monoamines * DRUGS Phenelezine Tranylcipromine * USE ATYPICAL DEPRES... | 20,926 | medmcqa_train |
Which of the following is not a premalignant condition oral cancer- | Ans. is 'd' i.e., Systemic Sclerosis Lesions with increased risk of malignancy in oral cancero Premalignant condition:- Leukoplakia, Erythroplakia, Speckled erythroplakia, chronic hyperplastic candidiasiso Conditions increasing risk:- Oral submucous fibrosis, syphilitic glossitis, sideropenic dysphagia (Peterson Kelly ... | 20,927 | medmcqa_train |
Most common cause of hyperparathyroidism is- | a single abnormal gland is the cause in 80% of patients , abnormality is usually beningn ( Harrison 17 pg 2380) | 20,928 | medmcqa_train |
Risk factor of CA cervix ? | Ans. is 'a' i.e., SmokingRisk Factors associated with carcinoma cervix are as follows :?HPV infection - HPV 16: Squamous cell carcinoma, HPV 18: Adenocarcinoma o Early coitarcheIncreased parityMultiple sexual panersSmokersLack of regular PAP smear screeningLong term use of combined oral contraceptive pills | 20,929 | medmcqa_train |
All of the following drugs can cause gynaecomastia except | Drugs causing gynacomastia S- Spironolactone I- Isoniazid D- Digoxin C- Cimetidine (and Ketoconazole) O- Oestrogens | 20,930 | medmcqa_train |
A 40 year old male patient on long term steroid therapy for systemic disease, presents with recent onset of severe pain in the right hip. Imaging modality of choice for this problem is- | Long term steroid therapy for systemic disease + severe pain in the right hip = AVASCULAR NECROSIS IOC for Avascular Necrosis: MRI Snow cap sign on plain radiograph: AVN of humerus or femur head Figure: snow cap sign due to AVN of humerus head | 20,931 | medmcqa_train |
Before pubey, what is the ratio between the cervical length and uterine body: September 2012 | Ans. B i.e. 2:1 The relationship in the length of the cervix and that of the body of the uterus varies with age. Before pubey, the cervix to corpus ratio is 2:1. At pubey this ratio is reversed to 2:1 and during the reproductive years, cervix to corpus ratio may be 1:3 or even 1:4 | 20,932 | medmcqa_train |
Abnormalities of copper metabolism are implicated in the pathogenesis of all the following except | Deficiency of selenium and molybdenum has resulted in Keshan disease. Ref: Page 131 & 132, Ghai essential pediatrics; 6th edition | 20,933 | medmcqa_train |
The test for detecting anti sperm antibodies : | Post-coital test | 20,934 | medmcqa_train |
The theory of impression making that is based on the principle of “occlusal loading during impression making is same as that during function” is | Mucocompressive theory presumes that occlusal loading during impression making is same as during function. | 20,935 | medmcqa_train |
Leprosy affects all the following except: | Ans. is 'b' i.e., OvariesMycobacterium leprae grows best in cooler areas, e.g., peripheral nerves, anterior chamber of the eye, upper respiratory tract and testes. It spares warmer areas of the skin, e.g., axilla, groin, scalp and middle of the back. | 20,936 | medmcqa_train |
All of the following hea sounds occur sholy after S2 CA Cepi: | Answer is C (Ejection click) Ejection click is a sharp high pitched sound e that occurs immediately after First Hea Sound and not after the second. It occurs as a result of sudden opening of semilunar valves in conditions where this opening is delayed such as Aoic valve stenosis Q,Pulmonary valve stenosis Q,Hypeension ... | 20,937 | medmcqa_train |
Most crucial part of tuberculosis control programme is - | The most powerful weapon in tuberculosis control is → case finding and lit.
Cases are defined by WHO as a patient whose sputum is positive for tubercle bacilli. | 20,938 | medmcqa_train |
P wave is absent | Ans. (a) Atrial fibrillationRef: Ganong, 25th ed/p.524P wave is absent in atrial fibrillationInstead of p waves, only fibrillatory f waves are seenP wave is absent also in hyperkalemia | 20,939 | medmcqa_train |
A patient has carcinoma of right tongue on its lateral border of anterior two-third, with lymph node of size 4 cm in level 3 on left side of the neck, stage of disease is: | Remember:(i) . Any node 3 cm or less is N1 (ii) . Any node(s) > 3 cm and < 6 cm is N2 whether it is ipsilateral, bilateral, contralateral, single or multiple.(iii). Any node > 6 cm is N3 . | 20,940 | medmcqa_train |
In face presentation, outlet forceps delivery can be accomplished successfully in all of the following positions except : | Ans:B.)Persistent mento-posterior | 20,941 | medmcqa_train |
Which radioisotope labeled molecule is used to find out rate of DNA synthesis? | Ans. is 'a' i.e., Thymidine One application of isotope labeling would be in measuring DNA synthesis, that is cell proliferation in vitro. uses - thymidine labeling to compare pattern of synthesis (or sequence) in cells. | 20,942 | medmcqa_train |
Amino acid absorption is by- | Free amino acids are absorbed across the intestinal mucosa by sodium-dependent active transpo. There are several different amino acid transpoers, with specificity for the nature of the amino acid side-chain. Transpoers of Amino Acids. For Neutral Amino Acids For Basic Amino acids and Cysteine For Imino Acids and Glycin... | 20,943 | medmcqa_train |
Nirous oxide is contraindicated in all of the following except: September 2006 | Ans. C: Patient in shock Overall, nitrous oxide is a very safe drug with few absolute contraindications. Absolute contraindications - Nitrous oxide is contraindicated in patients with significant respiratory compromise. The blood: gas paition coefficient of nitrous oxide is 34 times greater than that of nitrogen. This ... | 20,944 | medmcqa_train |
ratelimiting enzyme in fatty acid synthesis ? | Fatty Acid Synthesis * Fatty acids are built from 2-C units derived from acetyl-CoA * Acetate units are activated for transfer to growing FA chain by conversion to malonyl-CoA * Decarboxylation of malonyl-CoA and reducing power of NADPH drive chain growth * Chain grows to 16-carbons (eight acetyl-CoAs) * Other enzymes ... | 20,945 | medmcqa_train |
Poal hypeension is said to be present if poal venous pressure is more than: March 2010 | Ans. C: 10-12 mm HgNormal poal pressure is generally defined between 5 and 10 mm Hg.Poal hypeension results when the poal pressure rises to 12 mm Hg or greater and complications can arise, such as varices and ascites.Many conditions are associated with poal hypeension, of which cirrhosis is the most common cause | 20,946 | medmcqa_train |
Testamentary capacity refers to | Ans. (A). Ability to make a valid will(Ref: KSN Reddy, Essentials of Forensic Medicine & Toxicology, 33rd Ed., P. 493)Testamentary capacityQMental Ability of a person to make a valid willHolograph willQWritten by the testator in his own hand writingSomnambulismSleep walkingSomnolentiaSleep - drunkenness - midway betwee... | 20,947 | medmcqa_train |
Which of the following Inhibits theophylline metabolism? | Plasma concentration of theophylline, warfarin is increased by enzyme inhibitors like ciprofloxacin (also by norfloxacin and pefloxacin) due to inhibition of metabolism: toxicity of these drugs can occur. ESSENTIALS OF MEDICAL PHARMACOLOGY 6TH EDITION KD TRIPATHI Page No:689 | 20,948 | medmcqa_train |
True about Levetiracetam is | . | 20,949 | medmcqa_train |
Liver biopsy shows fatty change in | clinical finding marasmus kwashiorkor occurance more common less common edema absent present activity active apathetic appetite good poor liver enlargement absent present,fatty liver due to deposition of triglycerides moality less than kwashiorkar high in early stage recovery recover early long to recover infection les... | 20,950 | medmcqa_train |
A child has been brought with the following scalp lesion with history of itching in scalp and hair loss for past 2 months. Which of the following is useful for diagnosis of this patient? | Ans. B KOH mountRef: Fitzpatrick's Dermatology, 8th ed. pg. 2284-85The image shows black dot sign classical of tinea capitis. The hairs are damaged due to endothrix infection and break easily. | 20,951 | medmcqa_train |
Villous adenoma presents as: September 2010 | Ans. B: Hypokalemia Villous adenomas of the colon usually produce a hyperchloremic metabolic acidosis because of the loss of large volumes of colonic fluid, rich in potassium and bicarbonate. Occasionally, these tumors cause metabolic alkalosis. The mechanism is not well understood. Some authors opine that the hypokale... | 20,952 | medmcqa_train |
Oedipus complex is related to which phase of psychosexual development | Phase: Phallic (Oedipal) phase Age Range: 3 to 5 years Normal Development: Major site of gratification is the genital area; genital masturbation is common at this stage. According to Freud, this development is different in both sexes. Male development-The boy develops castration anxiety (fear of castration at the hand ... | 20,953 | medmcqa_train |
A child with recent onset of URTI after 2 days presents with acute onset of a breathlessness cough and fever. All of the following can be given except – | Respiratory insufficiency after upper respiratory tract infection is the classic presentation of bronchiolitis.
Treatment of Bronchiolitis -
Treatment is essentially symptomatic.
The child should be nursed in a humid atmosphere.
O2 remains the mainstay of treatment.
Antibiotics - Though antibiotics have no role* but ... | 20,954 | medmcqa_train |
The mode of inheritance of Duchenne muscular dystrophy is | Duchene muscular dystrophy is a X linked recessive disorder. Gait disturbances is commonly seen and calf muscle pseudo hyperophy is also seen | 20,955 | medmcqa_train |
Commonest cancer in burn scar is | The commonest cancer associated with burns is squamous cell carcinoma. This is also known as marjolin's ulcer and this malignancy sta from the scar tissue of burns. Treatment is wide local excision, in case of large ulcer, amputation is required. Reference : SRB's Manual of Surgery, 6th Edition, page no = 283. | 20,956 | medmcqa_train |
A female patient is having diarrhea and abdominal distension. Small intestinal biopsy shows villous atrophy and crypt hyperplasia. Diagnosis is ? | Ans. is 'a' i.e., Celiac sprueo Villous atrophy with crypt hyperplasia is characteristic of celiac disease (See previous explanations). | 20,957 | medmcqa_train |
Which of the statements is not true regarding Macleod\'s Syndrome – | Macleod syndrome
It is also known as Swyer - Janes syndrome
It is a cause of unilateral hyperlucent lung.
It may present as acute pneumonia, but most patients are discovered when a chest X-ray is obtained for an unrelated reason.
This not a true emphysema.
On examination there is hyperresonance and a small lung with ... | 20,958 | medmcqa_train |
A new born child developed respiratory depression in neonatal ward. Which of the following drug is the cause | Opioids like fentanyl, codeine, pethidine, morphine causes respiratory distress in neonates. Epidural opioid analgesia is commonly employed as a therapeutic modality in the management of pain during labor and can cause neonatal respiratory depression. Reference : page 740 Ghai Essential Pediatrics 8th edition | 20,959 | medmcqa_train |
A 24 year old male presented with retroperitoneal left necrotic mass near the hilum of kidney which showed heterogenous contrast enhancement on CECT. What is the probable diagnosis? | . Metastatic germ cell tumour | 20,960 | medmcqa_train |
Anesthetics usually check for BP and pulse when ophthalmologist maneuvers medial rectus muscle in squint surgery. This is to prevent? | Ans. is 'c' i.e., Oculocardiac reflex * Oculocardiac reflex is most common in pediatric patients undergoing strabismus surgery. Traction on extraocular muscle (especially medial rectus) causes a wide variety of cardia arrhythmias.Oculocardiac reflex* Traction on the extraocular muscles or pressure on globe (eye ball) c... | 20,961 | medmcqa_train |
Muscle which forms pelvic diaphragm | The pelvic diaphragm is a muscular paition formed by the levator ani and coccygei, with which may be included the parietal pelvic fascia on their upper and lower aspects. The pelvic floor separates the pelvic cavity above from the perineal region (including perineum) . ref - BDC 6e vol2 pg367-369 | 20,962 | medmcqa_train |
Commonest malignancy in renal transplant recipient is | Cancers seen in renal transplant recipients in decreasing order are:
Skin cancer > Lymphoma > Kaposi's Sarcoma > Ca Cervix > Renal tumors > Ca Vulva & perineum. | 20,963 | medmcqa_train |
Alpha thalassemia is due to ? | Ans. is 'a' i.e., Alpha chain deficiency Alpha-thalassemia People who do not produce enough alpha globin chain have alpha - thalassemia. Alpha globin chain is made by four genes, each gene contributes to 25% of the a-globin chains. The severity of a-thalassemia varies greatly depending on the number of a-globin genes a... | 20,964 | medmcqa_train |
Structure piercing investing layer of deep cervical fascia in posterior triangle of neck | Investing layer in the posterior triangle of neck is pierced by: * External jugular vein * Supraclavicular nerves. * Cutaneous nerves including lymphatics. | 20,965 | medmcqa_train |
Which if the statements is false regarding bleaching powder? | Bleaching powder contains 33% available chlorine. 1-3% kills most of the organism. Bleach, paicularly sodium hypochlorite, has been shown to react with a microbe's heat shock proteins, stimulating their role as intra-cellular chaperone and causing the bacteria to form into clumps that will eventually die off. In some c... | 20,966 | medmcqa_train |
Drug of choice for status epilepticus is - | Ans. is 'b' i.e., Lorazepam * Lorazepam i.v. is now the preferred initial choice.* Clonazepam is an alternative.* Diazepam i.v. was widely used as first line drug. But it is more likely to caus hypotension and respiratory depression and its antiepilepsy effect wears off after about 20 minutes | 20,967 | medmcqa_train |
&;Gas&; in the tissue should be differenciates with | .*clostridial organisms can cause Extensive necrosis of muscle with production of gas (hydrogen sulphide; nitrogen; carbon dioxide) which stains the muscle brown or black. * Usually muscle is involved from origin to inseion. * Often may extend into thoracic and abdominal muscles. * When it affects the liver it causes n... | 20,968 | medmcqa_train |
Antigen antiboey reaction is detected by: | A i.e. ELISA | 20,969 | medmcqa_train |
Drug not given in treatment of tenia versicoloris? | Ans. is 'd' i.e., Griseofulvin Treatment of P. versicolor Systemic --> Ketoconazole, Fluconazole, Itraconazole. Topical --> Azoles (clotrimazole, econazole, micronazole, ketoconazole), selenium sulfide, sodium thiosulphate, whitfield's ointment (3% salicylic acid + 6% benzoic acid). | 20,970 | medmcqa_train |
Treatment of Zollinger Ellison syndrome - | • GISTs: MC mesenchymal tumor of the GI tract
• MC primary site for GIST: Stomach (60–70%) > small bowel (20–25%) > colorectum and esophagus (5% each).
• Most GISTs are positive for CD-117 (95%), BCL-2 (80%), CD-34 (70%)
• Types: Spindle cell (70%) and Epitheloid (30%)
Pathology:
• Arise from the muscularis propria and... | 20,971 | medmcqa_train |
Toxic amblyopia can be caused by - | Ans. is 'd' i.e., All o Toxic amblyopia is chronic retrobulbar neuritis which results from the damage to optic nerve by the exogenous poisons.o It is frequently bilateral and has a chronic course with permanent visual deterioration.o The toxic agents involve may be : Tobacco, ethyl alcohol, methyl alcohol, ethylene gly... | 20,972 | medmcqa_train |
All of the following statements about Lupus Anticoagulant are true, Except. | Answer is D (Thrombotic spells can be followed by severe life threatening haemmorrhage): Bleeding episodes after Thrombotic spells may occur as a result of consumptive Thrombocytopenia. However such bleeding episodes are rare even with severe thrombocytopenia and do not lead to life threatening haemorrhage. Catastrophi... | 20,973 | medmcqa_train |
All are true about bulimia nervosa except: | Ans: a (Amenorrhoea) Ref: Ahuja, 6th ed, p. Kaplan & Sadock, 8th ed, p. 2012,Amenorrhoea is not a feature of bulimia nervosa; it is seen in anorexia nervosaFluoxetine is an anti-depressant that has been approved for use in bulimia nervosa.Common characteristics of anorexia nervosa and bulimia nervosaClinical characteri... | 20,974 | medmcqa_train |
Nerve most commonly injured in Mc Burney incision | if direct right-sided inguinal hernia if present, during appendicectomy injury there will be ilioinguinal nerve injury. Reference SRB edition:5 page:994 | 20,975 | medmcqa_train |
Which of the following is included in auditory pathway:- | The auditory pathway - (mnemonic - SLIM 41, 42) S - superior olivary nucleus L - lateral lemniscus I - inferior colliculus M - medial geniculate body 41, 42 - area 41, 42 in superior temporal gyrus. | 20,976 | medmcqa_train |
A 36-year-old, alcoholic woman presents with a 1-week history of yellow skin and sclerae. She has suffered persistent headaches. Her vital signs are normal. Physical examination reveals jaundice. Laboratory studies disclose markedly elevated levels of AST and ALT (956 and 1,400 U/L, respectively). A few days later, she... | Drug toxicity should be suspected in all cases of acute hepatitis. In this case, centrilobular necrosis suggests acetaminophen toxicity. The toxic dose of acetaminophen after a single acute ingestion is in the range of 150mg/kg in children and 7 g in adults. Acetaminophen is rapidly absorbed from the stomach and small ... | 20,977 | medmcqa_train |
Which of the following is the most common complication of TPN? | - Most common complication of central venous catheterization (CVC): catheter related sepsis - Most dangerous complication following CVC: pneumothorax | 20,978 | medmcqa_train |
All of the following are true for anorexia nervosa except: March 2012 | Ans: A i.e. Menorrhagia Anorexia nervosa Signs and symptoms of anorexia include amenorrhoea, bradycardia, hypothermia, constipation etc. Laboratory markers of anorexia includes decreased FSH, LH and T, and increased Coisol Bulimia (binging and purging with vomiting, laxatives, or diuretics) may be seen in 50% of patien... | 20,979 | medmcqa_train |
In which of the following conditions left atrium is not enlarged: | Answer is B (ASD) ASD is associated with an enlarged right atrium & right ventricle to accommodate large volume of bloilL The left atrium is not enlarged because it decompresses itself by shunting blood to the right atrium at a minor difference in pressure. The left atrium may enlarge once Eisen menger's syndrome devel... | 20,980 | medmcqa_train |
Broadest neuroretlnal rim is seen in - | The neuroretinal rim is significantly (P < 0.008) broadest in the inferior disc region followed by the superior disc region, the nasal region, and the temporal region | 20,981 | medmcqa_train |
What is the definitive method of diagnosing pulmonary embolism? | CT pulmonary angiography is the first line diagnostic test for pulmonary embolism.It has the advantages of visualising the distribution and extent of the embolism,or highlighting an alternative diagnosis,such as consolidation,pneumothorax or aoic dissection. Reference:Davidson's medicine-22nd edition,page no:722. | 20,982 | medmcqa_train |
Apple jelly noddule is seen in ? | Ans. is 'a' i.e., Lupus vulgaris Lupus vulgaris Lupus vulgaris is a chronic and progressive form of cutaneous tuberculosis that occurs in tuberculin sensitive patients. It is the most common type of cutaneous tuberculosis and has most variable presentation. Seen in children and young adults, though no age is exempted. ... | 20,983 | medmcqa_train |
Urine turns dark on standing in: (Repeat) | Ans: A (Alkaptonuria) Ref: Harrison's Principles of Internal Medicine 18th edition & Harper's illustrated Biochemistry, 28th edition. Chapter 29, pp 254)Explanation:AlkaptonuriaDue to deficiency in homagentisic acid oxidaseResults in the accumulation of homogentisic acidThe illness has three characteristic symptoms;Hom... | 20,984 | medmcqa_train |
Breast cancer mainly spreads to the veebrae | Answer- C. Batsons venous plexusMetastasis of breast cancer to bone, and especially to thoracic veebrae, is common due to the direct connection between the intercostal veins draining the breast and the internal veebral plexus ako known as Batson's plexus. | 20,985 | medmcqa_train |
Differentiating features between neurosis and psychosis, In psychosis | Psychosis is defined as gross impairment in reality testing Marked disturbance in personality, with impairment in social, interpersonal and occupational functioning Marked impairment in judgement and absent understanding of the current symptoms and behaviour(loss of insight) Presence of the characteristic symptoms like... | 20,986 | medmcqa_train |
Ear papilloma is a type of | Ear papilloma is a type of wa.Squamous papillomas (SPs) are benign neoplastic lesions usually affecting the skin, oral mucosa, upper aerodigestive tract and genital organs. It is believed that the human papilloma virus (HPV) is an etiological factor of papillomas; thus, they are also called viral was Ref Harrison 20th ... | 20,987 | medmcqa_train |
In infant, bone marrow biopsy is done from ? | Ans. is 'c' i.e., Tibia Sternum : --> Hematopoitically active Site in cooperative patient like adult Ilium : Apprehesive patient Useful in older children & adult Tibia : Useful in newborn & infant and children below 2 year of age. | 20,988 | medmcqa_train |
A 60-year-old man is brought to the emergency department because of new symptoms of double vision and discomfort in his left eye. He reports no other neurologic symptoms. On physical examination, there is ptosis of the left eyelid, the eye is rotated down and out, and the pupil is 3 mm and reactive to light. The right ... | Third nerve palsy can result in ptosis of the eyelid. There is also loss of the ability to open the eye, and the eyeball is deviated outward and slightly downward. With complete lesions, the pupil is dilated, does not react to light, and loses the power of accommodation. In diabetes, the pupil is often spared. The sixt... | 20,989 | medmcqa_train |
Interosseous membrane of forearm is piereced by | -The anterior interosseous nerve and vessels lie in close relation to the anterior surface of the interosseous membrane of forearm stretching between the interosseous borders of radius and ulna.At the upper margin of the pronator quaadratus, the anterior interosseous vessels pass through the interosseous membrane to en... | 20,990 | medmcqa_train |
Pre-anaesthetic medication is given to | Preanaesthec medication
Premedication (Preanaesthec medication) refers to the use of drugs before anaesthesia to make it more pleasant and safe.
The aims are :
1. Relief of anxiety and apprehension preoperatively and to facilitate smooth induction.
2. Amnesia for preoperative and postoperative events.
3. Supplement a... | 20,991 | medmcqa_train |
Attachment of Sibson's fascia is at - | Ans. is 'd' i.e., C7 o The part of thoracic inlet, on either side, is enclosed by a dense fascial sheeth called suprapleural membrane (or Sibson's fascia or diaphragm of superior thoracic aperture),]o ft is tent shaped (triangular in shape).o Its attachments areApex is attached to transverse process of seventh cervical... | 20,992 | medmcqa_train |
Median nerve involvement is most common with: | Ans: B (Supracondylar fracture) Ref: Practical Fracture Treatment by Ronald McRae 4th edition, p 147-148, 159Explanation:Median nerve injury is common with supracondylar fractures in children with an incidence of 6 to 16%.The Anterior Interosseos distribution of the nerve is more commonly affected.This nerve is injured... | 20,993 | medmcqa_train |
Period between the possible time of detection and the possible time of diagnosis is | Ans. a (Lead time) (Ref. Park's textbook of PSM 22nd/p 95)Lead Time# It is advantge gained by screening, i.e., period between diagnosis by early detection and diagnosis by other means.# It is period between the possible time of detection and possible time of diagnosis.Latent Period# Time between exposure to a risk fact... | 20,994 | medmcqa_train |
Drug of choice for Bier's block ? | Ans. is 'd' i.e., Lidocaine Intravenous regional Anaesthesia (Bier's block) Intravenous regional anaesthesia (IVRA) is used most often for surgery of the forearm and hand, but can also be used for distal leg and foot. First IV canula is inseed usually in the dorsum of hand. Then tourniquet cuff is applied to proximal a... | 20,995 | medmcqa_train |
Characterstic features of opioid withdrawal is: | Opiod withdrawal symptoms are lacrimation,sweating, yawning, anxiety, apprehension, restlessness, rhinorrhoea and tremors seen 8-12 hours after the last dose. Ref KD Tripathi 8th ed. | 20,996 | medmcqa_train |
A 26 year old female complaining of scratchy croaky voice. Which of the following is true: | Scratchy croaky is a high pitched sound arising due to rubbing of vocal cords in adductor dysphonias. The best treatment here will be percutaneous botulinum injection in the thyroarytenoid muscle. | 20,997 | medmcqa_train |
Normal PCO2 of arterial blood is: | Ans: b (40 mmHg.) Ref:Ganong, 22nd ed, p. 607Partial pressure (mmHg) Arterial bloodVenous bloodPO29540PCO24046Carrying capacityoxygen19.6ml/dl15.6ml/dl Carbon dioxide49ml/dl53ml/dl1 gm Hb can carry 1.39 ml of oxygen, when fully saturated.1.34 ml oxygen in vivo.1 gm Hb carries 3.34 mg Iron in it.Oxygen entering the body... | 20,998 | medmcqa_train |
Amniocentesis is early pregnancy for genetic disorders is a kind of - | Ans. is 'c' i.e., Secondary prevention | 20,999 | medmcqa_train |
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