Prophylaxis for P jirovecii (pneumocystis pneumonia) is most important because the organism can cause a common, preventable, serious infection. In patients with CD4 counts < 200/μL, prophylaxis with trimethoprim/sulfamethoxazole has been shown to prevent pneumocystis pneumonia.
Learn more about prophylaxis against opportunistic infections in patients with HIV.
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Cite this: Michael Stuart Bronze, Nicholas J. Bennett. Fast Five Quiz: How Much Do You Know About HIV? - Medscape - Jun 01, 2023.