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HIV opportunistic infection prophylaxis — ABIM Board MCQ

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ModerateInfectious DiseaseHIV opportunistic infection prophylaxisABIM Board

A 42-year-old man newly diagnosed with HIV has CD4 count 86/mm3 and HIV RNA 220,000 copies/mL. He has no respiratory symptoms. Toxoplasma IgG is positive, and G6PD level is normal. Antiretroviral therapy is planned. Which of the following would you recommend?

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Correct answer: ETrimethoprim-sulfamethoxazole prophylaxis

A CD4 count below 200/mm3 warrants Pneumocystis prophylaxis, and TMP-SMX also protects against toxoplasmosis when Toxoplasma IgG is positive and CD4 count is below 100/mm3.

Reference: NIH/IDSA Opportunistic Infection Guidelines in HIV