Derm Dx: Distressing male groin lesions

A 40-year-old man requests treatment for lesions on his groin. The lesions have been present for 2 years and have grown bigger in both size and number. They are asymptomatic but psychologically distressing. The patient has been divorced for 5 years and admits to multiple condom-protected sexual encounters. On examination, the left intertriginous crural fold exhibits linear, pink, exophytic lesions. ...