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Whats ACES?

ACES stands for the "Anal Cancer Examination Study". The purpose of the research project is to determine if the introduction of yearly anal examinations will detect anal cancer earlier than it has been diagnosed previously.


When anal cancer is detected earlier, when it is smaller, it is easier to treat and the chance of cure is higher.

What is Involved?

Men who are 35 years and over with HIV and who have sex with men can participate and are asked to: