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Hepatitis B CoinfectionQuestion 1/10

A 39-year-old man is seen in clinic for an initial HIV evaluation. As part of the initial evaluation screening, the following tests for hepatitis B infection are ordered: hepatitis B surface antibody (anti-HBs), hepatitis B core antibody (anti-HBc total), and hepatitis B surface antigen (HBsAg). The anti-HBS is negative, the anti-HBc is positive, and the HBsAg is positive.

In the United States, approximately what percentage of persons with HIV also have chronic hepatitis B infection?

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Question Last Updated
May 2nd, 2026

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