title: [Cholesterol gallstone of the bile ducts with a silk suture in its center--report of two cases].
mesh_terms: D000368:Aged; D001649:Bile Duct Diseases / Q000175:diagnosis; D001653:Bile Ducts, Intrahepatic; D002763:Cholecystectomy; D002769:Cholelithiasis / Q000175:diagnosis*; D002784:Cholesterol / Q000032:analysis*; D005260:Female; D042882:Gallstones / Q000175:diagnosis; D006801:Humans; D008875:Middle Aged; D012008:Recurrence; D013537:Sutures
chemical_list: D002784:Cholesterol