title: Appendicitis: atypical and challenging CT appearances.
authors.affiliation: From the Department of Radiology, Pennsylvania Hospital, University of Pennsylvania Health System, 800 Spruce St, Philadelphia, PA 19107.
authors.forename: Christopher M
authors.initials: CM
authors.lastname: Chin
authors.forename: Kheng L
authors.initials: KL
authors.lastname: Lim
mesh_terms: D001064:Appendicitis / Q000000981:diagnostic imaging* / Q000209:etiology / Q000503:physiopathology; D003287:Contrast Media; D003937:Diagnosis, Differential; D006801:Humans; D014057:Tomography, X-Ray Computed / Q000379:methods*
chemical_list: D003287:Contrast Media