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    Cause

    The HIV infection is caused by the human immunodeficiency virus (HIV).

    After HIV is in the body, it starts to destroy CD4+ cells, which are white blood cells that help the body fight infection and disease.

    Recommended Related to HIV/AIDS

    HIV/AIDS and Opportunistic Infections

    HIV (human immunodeficiency virus) attacks the body's white blood cells -- specifically a subset called CD4 or helper T cells. This attack allows opportunistic infections to take advantage of a weakened immune system, and can lead to illnesses, cancers, or neurological problems. If you have HIV and develop an opportunistic infection, your HIV infection may have progressed to AIDS (acquired immunodeficiency syndrome). But with careful monitoring, self-care, and treatment, you can prevent many...

    Read the HIV/AIDS and Opportunistic Infections article > >

    HIV is spread when blood, semen, or vaginal fluids from an infected person enter another person's body, usually through sexual contact, from sharing needles when injecting drugs, or from mother to baby during birth.

    WebMD Medical Reference from Healthwise

    Last Updated: 2/, 014
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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