Bacterial Infections USMLE Step 1 Practice Question
A 29 year old man presents with 1 week of progressively worsening fever, malaise, abdominal discomfort, and constipation that later became diarrhea. He recently returned from South Asia where he drank untreated water. Examination shows rose colored macules on the abdomen and relative bradycardia. Which of the following is the most likely causal organism?
Answer choices
- AShigella dysenteriae
- BEnterotoxigenic Escherichia coli
- CBrucella melitensis
- DYersinia enterocolitica
- ESalmonella typhiCorrect answer
- FVibrio cholerae
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