title: Retrorectal cysts of developmental origin.
mesh_terms: D000328:Adult; D003560:Cysts / Q000151:congenital* / Q000000981:diagnostic imaging / Q000196:embryology / Q000473:pathology; D003884:Dermoid Cyst / Q000000981:diagnostic imaging / Q000196:embryology / Q000473:pathology; D005260:Female; D006801:Humans; D007422:Intestines / Q000196:embryology; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012007:Rectum / Q000002:abnormalities* / Q000000981:diagnostic imaging / Q000196:embryology / Q000473:pathology; D012445:Sacrococcygeal Region / Q000000981:diagnostic imaging / Q000196:embryology