Prevalence of HIV, and Their Coinfection in Men Who Have Sex with Men, Medellín-Colombia.

Introduction: In Colombia, HIV and gestational syphilis are notifiable events; however, they are poorly investigated infections in men who have sex with men (MSM).

Objective: To determine the prevalence of HIV, , and their co-infection in MSM treated at a Health Services Provider Institution (HSPI) specialized in infectious diseases from Medellín.

Methods: Cross-sectional study with 3454 MSM.