Incidence of gynecomastia in men infected with HIV and treated with highly active antiretroviral therapy.

A longitudinal study found that the incidence of gynecomastia in HIV-infected male patients treated with highly active antiretroviral therapy was 0.8/100 patient-years, with a prevalence of 2.8% in those treated for > or = 2 y. Even though the physiopathology remains unclear, this study suggests that gynecomastia should be monitored in these patients.