Effect of Biliary Stenting Combined With Ursodeoxycholic Acid and Terpene Treatment on Retained Common Bile Duct Stones in Elderly Patients: A Multicenter Study

Endoscopic biliary stenting with a period of combined UDCA and terpene preparation administration seems to be a safe and effective method for retained CBD stones in elderly patients. A prospective study with randomization and a control group is required to confirm these results.