| AIDS wasting syndrome | Kaposi sarcoma |
| Cand ida infections (cand idiasis) of the trachea, bronchi, lungs, or esophagus | Leukoencephalopathy, progressive multifocal |
| Cervical cancer, invasive | Lymphoma: Burkitt; immunoblastic; non-Hodgkin; primary brain |
| Cryptococcus neoformans: Extrapulmonary infections | Mycobacterium avium complex or M. kansasii: Extrapulmonary or disseminated infections |
| Cryptosporidium: Chronic (lasting more than a month) infections of the GI tract* | Mycobacterium tuberculosis: Pulmonary or extrapulmonary infections |
| Cytomegalovirus: Infections other than those in the liver, spleen, or lymph nodes; cytomegalovirus retinitis with loss of vision | Mycobacterium, other species: Extrapulmonary or disseminated infections |
| Encephalopathy, HIV-related | Pneumonia, Pneumocystis carinii |
| Herpes simplex: Chronic (lasting more than a month) oral ulcers, bronchitis, pneumonitis, or esophagitis | Pneumonia, recurrent |
| Histoplasma capsulatum: Extrapulmonary or disseminated histoplasmosis infections | Toxoplasma gondii: Infections (toxoplasmosis) of the brain, heart, or lung |
| Isosporiasis, chronic (lasting more than a month) intestinal | |
Adapted from CDC:MMWR 41 (RR-17):2-3, 15, 1992.