(Single Best Answer) Question 281: A 6 week old infant presents with recurrent nonbilious vomiting with some dehydration. A mass is palpable in right upper quadrant of abdomen with visible peristalsis. The most likely diagnosis is ?
A) Intussusception B) Congenital hypertrophic pyloric stenosis C) Small intestine obstruction D) Duodenal atresia Answer (Select an option above to get the answer):
(Single Best Answer) Question 282: A patient with cirrhosis develops oliguria and worsening azotemia. Urinary sediment is normal. Urinary sodium concentration is 5 meq / L. The most likely cause could be ?
A) Acute cortical necrosis B) Acute tubular necrosis C) Acute glomerulonephritis D) Hepatorenal syndrome Answer (Select an option above to get the answer):
A) Treatment must begin after biochemical confirmation of the diagnosis B) Levothyroxine usually given by I/V route C) Rewarming of the patient D) Cautious use of intravenous fluids Answer (Select an option above to get the answer):