title: Development of distal rectal cancer 5 years after a normal photograph of the distal rectum.
authors.forename: Douglas K
authors.initials: DK
authors.lastname: Rex
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis*; D003113:Colonoscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010781:Photography; D012004:Rectal Neoplasms / Q000175:diagnosis*; D013997:Time Factors