title: Approach to screening and diagnosis in colorectal cancer.
mesh_terms: D000328:Adult; D000388:Air; D001466:Barium Sulfate; D001706:Biopsy; D002272:Carcinoembryonic Antigen; D003110:Colonic Neoplasms / Q000175:diagnosis* / Q000473:pathology; D004724:Endoscopy; D005188:False Negative Reactions; D005189:False Positive Reactions; D006801:Humans; D007417:Intestinal Polyps; D008403:Mass Screening; D008875:Middle Aged; D009780:Occult Blood; D011230:Precancerous Conditions; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000473:pathology; D012812:Sigmoidoscopy; D007507:Therapeutic Irrigation
chemical_list: D002272:Carcinoembryonic Antigen; D001466:Barium Sulfate