title: Image of the month--quiz case. Benign retroperitoneal cyst.
authors.affiliation: Department of Surgery, University of Pittsburgh, Pittsburgh, Pennsylvania 15213, USA.
authors.forename: David J
authors.initials: DJ
authors.lastname: Kaczorowski
authors.forename: Giselle G
authors.initials: GG
authors.lastname: Hamad
mesh_terms: D003560:Cysts / Q000000981:diagnostic imaging* / Q000473:pathology* / Q000601:surgery; D005260:Female; D006801:Humans; D010535:Laparoscopy; D008875:Middle Aged; D011859:Radiography; D012187:Retroperitoneal Space