Infectious Disease Q42

A 36-year-old man is evaluated for a 10-day history of abdominal cramping, diarrhea, malaise, and nausea. Diarrhea is watery without mucus or blood. He returned 2 weeks ago from a 7-day trip to Lima, Peru. On physical examination, temperature is 37.7 °C (99.9 °F); the remaining vital signs are normal. On abdominal examination, bowel sounds are present with diffuse tenderness to palpation. The abdomen is not distended; no guarding or rebound is noted. Stool polymerase chain reaction assay is positive for Cyclospora.

Which of the following is the most appropriate treatment?

A Atovaquone

B Metronidazole

C Pyrimethamine

D Quinacrine

E Trimethoprim-sulfamethoxazole

Choose an Answer Above

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