title: Editor's quiz: an unusual internal pile.
authors: Gastroenterology Department, Hotel-Dieu de France University Hospital, Achrafieh, Beirut, Lebanon.
authors: Khalil
authors: K
authors: Honein
authors: Rita
authors: R
authors: Slim
authors: Fady
authors: F
authors: Daniel
authors: Cyril
authors: C
authors: Tohme
authors: Cesar
authors: C
authors: Yaghi
authors: Joe
authors: J
authors: Boujaoude
authors: Raymond
authors: R
authors: Sayegh
mesh_terms: D001005:Anus Neoplasms / Q000150:complications / Q000175:diagnosis*; D003113:Colonoscopy; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D008545:Melanoma / Q000150:complications / Q000175:diagnosis*; D008875:Middle Aged