Juvenile polyposis coli.
D000293:Adolescent; D000367:Age Factors; D003082:Colectomy; D003110:Colonic Neoplasms / Q000175:diagnosis / Q000473:pathology / Q000601:surgery; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007417:Intestinal Polyps / Q000175:diagnosis / Q000473:pathology / Q000601:surgery; D008223:Lymphoma / Q000175:diagnosis; D012812:Sigmoidoscopy