Silk: the nidus of a common bile duct calculus.
D000368:Aged; D002763:Cholecystectomy; D002769:Cholelithiasis / Q000209:etiology*; D003135:Common Bile Duct; D005260:Female; D005547:Foreign Bodies / Q000150:complications*; D006801:Humans; D011183:Postoperative Complications; D013537:Sutures