title: What is the diagnosis? Gastrointestinal duplication cyst.
authors.affiliation: Departments of Medicine, University of Chicago, Chicago, Illinois, USA.
authors.forename: Rebecca L
authors.initials: RL
authors.lastname: Brown
authors.forename: Venkatesh Babu
authors.initials: VB
authors.lastname: Segu
authors.forename: Daniel E
authors.initials: DE
authors.lastname: Appelbaum
mesh_terms: D000328:Adult; D003560:Cysts / Q000175:diagnosis* / Q000601:surgery; D004378:Duodenal Diseases / Q000175:diagnosis* / Q000601:surgery; D005260:Female; D006801:Humans