Which of the following statements about choledocholithiasis are correct?
A. Common duct stones can originate in the gallbladder and migrate to the common duct, and stones can form de novo in the duct system.
B. Calcium bilirubinate stones are associated with the presence of bacteria in the duct system.
C. Common duct stones discovered at laparoscopic cholecystectomy should be treated by postoperative endoscopic extraction.
D. The serum bilirubin value is usually greater than 15 mg. per dl. in the patient with a symptomatic common duct stone.
Answer:A
Which of the following statements about choledocholithiasis are correct?
A. Common duct stones can originate in the gallbladder and migrate to the common duct, and stones can form de novo in the duct system. B. Calcium bilirubinate stones are associated with the presence of bacteria in the duct system. C. Common duct stones discovered at laparoscopic cholecystectomy should be treated by postoperative endoscopic extraction. D. The serum bilirubin value is usually greater than 15 mg. per dl. in the patient with a symptomatic common duct stone.