Colposcopy in anorectal disease.

The colposcope was introduced into colon and rectal surgery for the evaluation of anal and perianal disease. The standard technics of gynecologic colposcopy were used. The indications included evaluations of pruritus ani, condyloma, mass lesions, unexplained bleeding or pain, and follow-up of patients previously treated for carcinoma of the anus or lower rectum.