title: CT findings in circumscribed upper abdominal idiopathic retroperitoneal fibrosis.
abstract: Idiopathic retroperitoneal fibrosis (IRF) is a rare condition of unknown etiology. An unusual case of IRF exclusively located at the peripancreatic area without extension below the lower renal poles is reported.
mesh_terms: D000368:Aged; D002760:Cholangiopancreatography, Endoscopic Retrograde; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D010179:Pancreas / Q000000981:diagnostic imaging; D010190:Pancreatic Neoplasms / Q000000981:diagnostic imaging; D012185:Retroperitoneal Fibrosis / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed