title: Primary sclerosing cholangitis.
mesh_terms: D001646:Bile; D001650:Bile Duct Neoplasms / Q000175:diagnosis; D001660:Biliary Tract Diseases / Q000175:diagnosis; D001706:Biopsy; D002758:Cholangiography; D002761:Cholangitis / Q000150:complications / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology; D002769:Cholelithiasis / Q000150:complications; D002779:Cholestasis / Q000209:etiology; D002908:Chronic Disease; D003937:Diagnosis, Differential; D005260:Female; D006500:Hepatic Duct, Common; D006801:Humans; D008875:Middle Aged