"Juvenile" retention polyps of the colon and rectum.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003111:Colonic Polyps / Q000453:epidemiology / Q000473:pathology* / Q000601:surgery; D005260:Female; D006801:Humans; D007223:Infant; D007417:Intestinal Polyps / Q000453:epidemiology / Q000473:pathology* / Q000601:surgery; D008297:Male; D008875:Middle Aged; D009364:Neoplasm Recurrence, Local / Q000453:epidemiology; D012004:Rectal Neoplasms / Q000453:epidemiology / Q000473:pathology* / Q000601:surgery; D012737:Sex Factors