- Protozoal and helminthic infections
- Cryptosporidiosis (gut)
- Pneumocystis (pneumonia or disseminated)
- Toxoplasmosis (pneumonia or CNS infection)
- Fungal infections
- Candidiasis (esophageal, tracheal, or pulmonary)
- Cryptococcosis (CNS)
- Coccidiomycosis (disseminated)
- Histoplasmosis (disseminated)
- Bacterial infections
- Mycobacteriosis (TB or MAC)
- Nocardiosis (pneumonia, meningitis, or disseminated)
- Salmonella (disseminated)
- Viral infections
- Neoplasms
- Kaposi sarcoma
- Primary CNS lymphoma
- Invasive cervical cancer