<unk>  is most commonly linked to human papillomavirus (HPV), a usually sexually-transmitted infection. HPV is the most common sexually transmitted infection in the United States while genital herpes (HSV) was the most common sexually transmitted infection globally.
Anal dysplasia
Anal fissure
Perianal cellulitis
Anal fistula
Anal plug
Rectal prolapse
Anal wink
Genital ulcer