title: [Case of extensive retroperitoneal abscess in a subcutaneous mass].
abstract: A 69-year-old woman consulted a doctor for subcutaneous mass and left hydronephrosis. Abdominal CT showed a left retroperitoneal abscess from the left perirenal lesion to the ileocccal region, subcutaneous abscess and left ureteral stone. Percutaneous drainage and double J stent indwelling was performed. Retrograde pyelography revealed extravasation from upper calyx to perirenal space. The abscess fluid culture proved to be methicillin-resistant Staphylococcus aureus.
authors.affiliation: The Department of Urology, Takatsuki Red Cross Hospital.
authors.forename: Shinichi
authors.initials: S
authors.lastname: Nakanishi
authors.forename: Tadashi
authors.initials: T
authors.lastname: Hatayama
mesh_terms: D018784:Abdominal Abscess / Q000000981:diagnostic imaging* / Q000601:surgery; D000368:Aged; D005260:Female; D006801:Humans; D014057:Tomography, X-Ray Computed