Opportunistic condition
A condition that occurs especially or exclusively in persons with a weak immune system due, for example, to AIDS, cancer or immunosuppressive drugs, such as corticosteroids or chemotherapy. An opportunistic condition may be an infection, such as toxoplasmosis or cytomegalovirus (CMV), or a tumor, such as Kaposi's sarcoma in AIDS. See also opportunistic infection, opportunistic microorganism.

Medical dictionary. 2011.

Look at other dictionaries:

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  • Opportunistic microorganism — A bacteria, virus, or fungus that takes advantage of certain opportunities to cause disease. Those opportunities are called opportunistic conditions. These microorganisms are often ones that can lie dormant in body tissues for many years, such as …   Medical dictionary

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