title: Mantle cell lymphoma involving the appendiceal orifice as an unusual cause of lower gastrointestinal bleeding.
authors.forename: Jan J
authors.initials: JJ
authors.lastname: Koornstra
authors.forename: Bart W
authors.initials: BW
authors.lastname: Schot
authors.forename: Gerard
authors.initials: G
authors.lastname: Dijkstra
mesh_terms: D001063:Appendiceal Neoplasms / Q000150:complications* / Q000175:diagnosis / Q000532:radiotherapy; D001706:Biopsy; D003113:Colonoscopy; D003937:Diagnosis, Differential; D005500:Follow-Up Studies; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000209:etiology* / Q000532:radiotherapy; D006801:Humans; D020522:Lymphoma, Mantle-Cell / Q000150:complications* / Q000175:diagnosis / Q000532:radiotherapy; D008297:Male; D008875:Middle Aged; D014057:Tomography, X-Ray Computed