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Pathology Practice MCQs

Browse 15,526 high-yield clinical questions in Pathology. Includes detailed explanations, options, and topic tags.

#11405 Adrenal Gland

A 34-year-old man is referred for evaluation of hypeension and persistent hypokalemia in spite of taking oral potassium supplements. Blood pressure is 180/110 mm Hg. Serum sodium is 149 mEq/L (normal 140 to 148 mEq/L); potassium, 3.3 mEq/L (normal 3.6 to 5.2 mEq/L); Bicarbonate, 29 mEq/L (normal 22 to 29 mEq/L); Chloride, 103 mEq/L (normal 98 to 107 mEq/L); and Urea nitrogen, 23 mg/dL (normal 7 to 18 mg/ dL). Computed tomography demonstrates a 3-cm mass in the right adrenal gland. The most likely diagnosis is

#11429 Cardiac disorders

A 45-year-old woman presents with sudden attacks of wheezing, shoness of breath, episodic hot flashes, abdominal cramps and diarrhea. Physical examination shows facial redness, as well as hepatomegaly and pitting edema of the lower legs. A 24-hour urine specimen reveals elevated levels of 5-hydroxyindoleacetic acid (5-HIAA). A CT scan of the abdomen demonstrates multiple 2- to 3-cm nodules throughout the liver and a 2-cm nodule in the jejunum. An echocardiogram would be most expected to demonstrate which of the following?

#11431 Blood

A 33-year-old man has experienced multiple nosebleeds along with bleeding gums for the past month. On examination, his temperature is 37.3deg C. He has multiple cutaneous ecchymoses. Laboratory studies show hemoglobin, 8.5 g/dL; hematocrit, 25.7%; platelet count, 13,000/mm3; and WBC count, 52,100/mm3 with 5% segmented neutrophils, 5% bands, 2% myelocytes, 83% blasts, 3% lymphocytes, and 2% monocytes. Examination of his peripheral blood smear shows the blasts have delicate nuclear chromatin along with fine cytoplasmic azurophilic granules. These blasts are CD33+. Which of the following morphologic findings is most likely to be present on his peripheral blood smear?

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