For Aids (Acquired Immune Deficiency Syndrome) we have terms and definitions in 4 topics. The topics are Contraception, HIV and AIDs, Sexual Health and Sexually Transmitted Diseases.

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Aids (Acquired Immune Deficiency Syndrome) (Contraception)

Caused by a virus called HIV (human immunodeficiency virus), which weakens the body’s natural ability to fight serious infections and cancers.

Aids (Acquired Immune Deficiency Syndrome) (HIV and AIDs)

In the United States, AIDS (Acquired Immune Deficiency Syndrome) is a diagnosis made by a doctor when an HIV+ person:

• Has a CD4 cell count less than 200 (per cubic millimeter of blood), or
• Has a specific infection, cancer or condition (opportunistic infection or disease) associated with HIV infection

(For a complete list of AIDS-defining illnesses, please visit http://www.cdc.gov/hiv/dhap.htm.)

Aids (Acquired Immune Deficiency Syndrome) (Sexual Health)

A set of conditions associated with the last stages of HIV disease.

Aids (Acquired Immune Deficiency Syndrome) (Sexually Transmitted Diseases)

AIDS is a measure of how much damage HIV has done to a person's immune system. It is not a disease. AIDS can develop after someone gets HIV. After HIV has been inside someone's body for a long time it can weaken or destroy their immune system. The immune system can't fight germs any more. They get different diseases or illnesses, also called opportunistic infections. Sometimes a doctor can still find that a healthy person with HIV has AIDS.

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