title: Biliary ascariasis diagnosed by ERCP with chronic dilatation of the biliary system.
mesh_terms: D000293:Adolescent; D001196:Ascariasis / Q000150:complications / Q000000981:diagnostic imaging*; D001660:Biliary Tract Diseases / Q000000981:diagnostic imaging* / Q000209:etiology; D004108:Dilatation, Pathologic / Q000209:etiology; D005260:Female; D006801:Humans; D011859:Radiography