1981

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June 5: First official reporting of what will be known as AIDS.
- A report described Pneumocystis pneumonia in previously healthy, gay men in LA. This is the first official reporting of what will be known as the AIDS epidemic. Link to the first official report of what will be known as the AIDS epidemic
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June: CDC forms Task Force on Kaposi's Sarcoma and Opportunistic Infections.
- About 30 Epidemic Intelligence Service officers and staff participated.
- July 3: Report of Kaposi's Sarcoma and Pneumocystis pneumonia in 26 homosexual men in New York and California.