(Single Best Answer) Question 3251: A 60 year old man with rheumatic mitral stenosis with atrial fibrillation is on therapy for a fast ventricular rate. While on treatment, he developed a regular pulse of 64/min. The most likely drug being administered was?
A) Verapamil B) Digoxin C) Carvedilol D) Propranolol Answer (Select an option above to get the answer):
A) Pulsus paradoxus B) Diastolic collapse of right ventricle on echocardiogram C) Electrical alternans D) Kussmaul's sign Answer (Select an option above to get the answer):
A) Following needle stick injury infectivity is reduced by administration of nucleoside analogues B) CD4 counts are the best predictors of disease progression C) Infected T cells survive for a month in infected patients D) In latent phase HIV is minimal replication Answer (Select an option above to get the answer):
(Single Best Answer) Question 3254: In hematuria of glomerular origin the urine is characterised by the presence of all the following except?
A) Red cell casts B) Acanthocytes C) Crenated red cells D) Dysmorphic red cells Answer (Select an option above to get the answer):
A) Lupus nephritis B) Mesangio capillary glomerulonephritis C) Diarrhea-associated hemolytic uremic syndrome D) Post-infections glomerulonephritis Answer (Select an option above to get the answer):
A) Cavett's test B) Breath alcohol analyzer C) Gas liquid chromatography D) Thin layer chromatography Answer (Select an option above to get the answer):
(Single Best Answer) Question 3257: A 25 year old male with roadside accident underwent debridement and reduction of fractured both bones right forearm under axillary block. On the second postoperative day the patient complained of persistent numbness and paraesthesia in the right forearm and the hand. The commonest cause of this neurological dysfunction could be all of the following except?
A) Crush injury to the hand and lacerated nerves B) A tight cast or dressing C) Systemic toxicity of local anaesthetics D) Tourniquet pressure Answer (Select an option above to get the answer):