title: Xanthogranulomatous appendicitis.
abstract: A 78-years-old man presented with right lower quadrant pain for 2 months. Computed tomography revealed an irregular and multicystic mass near the cecum like as appedeceal mucocle. The lesion was diagnosed xanthogranulomatous appendicitis by histopathological findings of surgical specimen. Xanthogranuloma is uncommon disease, especially in the appendix. We report an interesting case of xanthogranulomatous appendicitis mimicking appendiceal mucocele in radiological images.
authors.affiliation: Division of Digestive Surgery, Nihon University School of Medicine, Tokyo, Japan.
authors.forename: Kazunari
authors.initials: K
authors.lastname: Mado
authors.affiliation: Division of Digestive Surgery, Nihon University School of Medicine, Tokyo, Japan ; Department of Surgery, Nihon University School of Medicine, 2-11-1 Hikarigaoka, Nerima-ku 179-0072, Tokyo, 179-0072 Japan.
authors.forename: Takero
authors.initials: T
authors.lastname: Mazaki
authors.affiliation: Department of Pathology, Nihon University School of Medicine, Tokyo, Japan.
authors.forename: Akihiro
authors.initials: A
authors.lastname: Henmi
authors.affiliation: Division of Digestive Surgery, Nihon University School of Medicine, Tokyo, Japan.
authors.forename: Hideki
authors.initials: H
authors.lastname: Masuda
authors.affiliation: Division of Digestive Surgery, Nihon University School of Medicine, Tokyo, Japan.
authors.forename: Tadatoshi
authors.initials: T
authors.lastname: Takayama
keywords: Appendix; Xanthogranuloma