title: Double-lumen duodenum.
authors.affiliation: Internal Medicine Department, Gastroenterology Division, American University of Beirut Medical Center, Beirut, Lebanon.
authors.forename: Yasser
authors.initials: Y
authors.lastname: Shaib
authors.affiliation: Internal Medicine Department, Gastroenterology Division, American University of Beirut Medical Center, Beirut, Lebanon.
authors.forename: Lara
authors.initials: L
authors.lastname: Hassoun
mesh_terms: D000328:Adult; D003092:Colitis / Q000000981:diagnostic imaging / Q000821:virology; D003586:Cytomegalovirus Infections / Q000150:complications; D004378:Duodenal Diseases / Q000000981:diagnostic imaging* / Q000209:etiology*; D016099:Endoscopy, Gastrointestinal; D006086:Graft vs Host Disease / Q000150:complications*; D018380:Hematopoietic Stem Cell Transplantation / Q000009:adverse effects*; D006801:Humans; D008297:Male