The treatment of choice for an 8 mm retained common bile duct (CBD) stone is
For CBD stones, endoscopic papillotomy is the preferred first technique with a sphincterotomy, removal of stones using Dormia basket or balloon catheter.ERCP can be used to remove retained CBD stones in 3 weeks of surgery. Reference: SRB&;s manual of surgery,5th edition, page no:652.
Laparoscopic CBD exploration
Percutaneous stone extraction
Endoscopic stone extraction
Extracorporeal shock wave lithotripsy
G.I.T