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Acquired Immune Deficiency Syndrome (AIDS)

Case Definition

Confirmed Case

  • Meets the case definition for HIV infection;

  • Diagnosed with one or more of the following indicator diseases for adult and pediatric cases:
- Bacterial pneumonia, recurrent [1]
- Candidiasis of bronchi, trachea or lungs
- Candidiasis of esophagus [1]
- Cervical cancer, invasive
- Coccidioidomycosis, disseminated or extrapulmonary
- Cryptococcosis, extrapulmonary
- Cryptosporidiosis, chronic intestinal (> 1 month’s duration)
- Cytomegalovirus disease (other than in liver, spleen or nodes)
- Cytomegalovirus retinitis (with loss of vision) [1]
- Encephalopathy, HIV-related (dementia)
- Herpes simplex: chronic ulcer(s) (> 1 month’s duration) or                   bronchitis, pneumonitis or esophagitis
- Histoplasmosis, disseminated or extrapulmonary
- Isosporiasis, chronic intestinal (> 1 month’s duration)
- Kaposi’s sarcoma [1]
- Lymphoma, Burkitt’s (or equivalent term)
- Lymphoma, immunoblastic (or equivalent term)
- Lymphoma, primary in brain
- Mycobacterium avium complex or M. kansasii, disseminated              or extrapulmonary, [1]
- Mycobacterium of other species or unidentified species [1]
- M. tuberculosis, disseminated or extrapulmonary
- M. tuberculosis, pulmonary [1]
- Pneumocvstis jirovecii pneumonia (formerly Pneumocystis                  carinii pneumonia, PCP) [1]
- Progressive multifocal leukoencephalopathy
- Salmonella septicemia, recurrent
- Toxoplasmosis of brain [1]
- Wasting syndrome due to HIV 


  • Diagnosed with one of the following indicator diseases that apply to only pediatric cases (<15 years old):
- Bacterial infections, multiple or recurrent, (excluding                            recurrent bacterial pneumonia)
- Lymphoid interstitial pneumonia and/or Pulmonary lymphoid              hyperplasia [1]


  1. These conditions may be diagnosed presumptively, otherwise a definitive diagnoses is required.

Further Information

For more information on the case definition of AIDS, please refer to the Technical Appendix of the annual HIV/AIDS surveillance reports.

SOURCE: Acquired Immune Deficiency Syndrome (AIDS) ( )
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