title: Appendiceal intussusception: an unusual cause of painless rectal bleeding.
mesh_terms: D000328:Adult; D001065:Appendix / Q000473:pathology; D001464:Barium; D004733:Enema; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D007443:Intussusception / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D011859:Radiography; D012075:Remission, Spontaneous
chemical_list: D001464:Barium