Biliary ascariasis.
D000005:Abdomen; D000328:Adult; D001196:Ascariasis / Q000150:complications / Q000175:diagnosis*; D001660:Biliary Tract Diseases / Q000150:complications / Q000175:diagnosis*; D002760:Cholangiopancreatography, Endoscopic Retrograde; D005260:Female; D006801:Humans; D010146:Pain / Q000209:etiology; D014463:Ultrasonography