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Medicine Practice MCQs

Browse 18,554 high-yield clinical questions in Medicine. Includes detailed explanations, options, and topic tags.

#2625 General

A four year old boy was admitted with a history of abdominal pain and fever for two months, maculopapular rash for ten days, and dry cough, dyspnea and wheezing for three days. On examination, liver and spleen were enlarged 4 cm and 3 cm respectively below the costal margins. His hemoglobin was 10.0 g/dl, platelet count 37 x 109/L and total leukocyte count 70 x 109/L, which included 80% eosinophils. Bone marrow examination revealed a cellular marrow comprising 45% blasts and 34% eosinophils and eosinophilic precursors. The blasts stained negative for myeloperoxidase and nonspecific esterase and were positive for CD19, CDIO, CD22 and CD20. Which one of the following statements in not true about this disease?

#2633 G.I.T.

A 77-year-old woman is brought to the emergency room because of symptoms of nonspecific abdominal discomfort. She has no anorexia, fever, chills, or weight loss. On physical examination, the vital signs are normal, the abdomen is soft and nontender with no masses or organomegaly palpated. Abdominal x-rays show lots of stool in the colon, but no free air or air- fluid levels. Laboratory investigations reveal an amylase of 150 U/L (25-125 U/L), and the rest of her biochemistry and complete blood count are normal. Which of the following conditions can cause a false-positive elevation in the serum amylase?

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