title: RETROPERITONEAL FIBROSIS: A MISSING LINK IN THE CHAIN.
mesh_terms: D000783:Aneurysm; D003937:Diagnosis, Differential; D004876:Ergot Alkaloids; D006801:Humans; D006869:Hydronephrosis; D008220:Lymphography; D008784:Methysergide; D012185:Retroperitoneal Fibrosis; D012187:Retroperitoneal Space; D013514:Surgical Procedures, Operative; D014116:Toxicology; D014567:Urography
chemical_list: D004876:Ergot Alkaloids; D008784:Methysergide
keywords: ANEURYSM; DIAGNOSIS, DIFFERENTIAL; ERGOT ALKALOIDS; HYDRONEPHROSIS; LYMPHOGRAPHY; METHYSERGIDE; RETROPERITONEAL FIBROSIS; RETROPERITONEAL SPACE; SURGERY, OPERATIVE; TOXICOLOGIC REPORT; UROGRAPHY