| Category N: Not
symptomatic |
| No signs or symptoms or
only one of the conditions listed in category A |
| Category A: Mildly
symptomatic |
| Having two or more of
the following conditions: |
| Lymphadenopathy |
| Hepatomegaly |
| Splenomegaly |
| Dermatitis |
| Parotitis |
| Recurrent or
persistent upper respiratory infection, sinusitis, or otitis media |
| Category B: Moderately
symptomatic |
| Having symptoms
attributed to HIV infection other than those in category A or C |
| Examples: |
| Anemia, neutropenia,
thrombocytopenia |
| Bacterial meningitis,
pneumonia, sepsis (single episode) |
| Candidiasis,
oropharyngeal, persisting > 2 mo |
| Cardiomyopathy |
| Cytomegalovirus
infection with onset < age 1 mo |
| Diarrhea, recurrent
or chronic |
| Hepatitis |
| Herpes simplex virus
recurrent stomatitis, bronchitis, pneumonitis, esophagitis at < 1 mo of
age |
| Herpes zoster, two or
more episodes or more than one dermatome |
| Leiomyosarcoma |
| Lymphoid interstitial
pneumonia |
| Nephropathy |
| Nocardiosis |
| Persistent
fever |
| Toxoplasmosis with
onset < age 1 mo |
| Varicella,
complicated |
| Category C: Severely
symptomatic |
| Serious bacterial
infections, multiple or recurrent |
| Candidiasis, esophageal
or pulmonary |
| Coccidioidomycosis,
disseminated |
| Cryptosporidiosis or
isosporiasis with diarrhea > age 1 mo |
| Cytomegalovirus
infection with onset > age 1 mo |
| Encephalopathy |
| Herpes simplex virus:
persistent oral lesions, or bronchitis, pneumonitis, esophagitis at > age 1
mo |
| Histoplasmosis |
| Kaposi
sarcoma |
| Lymphoma |
| Mycobacterium
tuberculosis, extrapulmonary |
| Mycobacterium
infection, other species, disseminated |
| Pneumocystis
jiroveci pneumonia |
| Progressive multifocal
leukoencephalopathy |
| Salmonella
septicemia, recurrent |
| Toxoplasmosis of the
brain with onset > age 1 mo |
| Wasting
syndrome |