title: An unusual finding in a patient with iron deficiency anaemia.
authors.affiliation: Gastrointestinal Unit, Mater Misericordiae University Hospital, University College Dublin, Ireland.
authors.forename: J
authors.initials: J
authors.lastname: Leyden
authors.forename: C
authors.initials: C
authors.lastname: O'Shea
authors.forename: S
authors.initials: S
authors.lastname: Hegarty
authors.forename: P
authors.initials: P
authors.lastname: Macmathuna
mesh_terms: D000293:Adolescent; D018798:Anemia, Iron-Deficiency / Q000473:pathology*; D004384:Duodenoscopy; D004386:Duodenum / Q000473:pathology*; D005260:Female; D006801:Humans; D006965:Hyperplasia; D008221:Lymphoid Tissue / Q000473:pathology*