Bacterial Infections USMLE Step 1 Practice Question
A 38 year old man with untreated HIV presents with fever, night sweats, weight loss, and chronic diarrhea. His CD4 count is 32 cells per microliter. Blood cultures grow acid fast organisms identified as Mycobacterium avium complex. Which of the following is the best prophylactic strategy that could have reduced this patient’s risk of this infection?
Answer choices
- AAzithromycin when CD4 count is below 50Correct answer
- BAcyclovir when CD4 count is below 100
- CFluconazole when CD4 count is below 500
- DTrimethoprim sulfamethoxazole when CD4 count is below 200
- EIsoniazid in all patients with HIV regardless of testing
- FDisseminated histoplasmosis
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