Cholangioscopy-guided electrohydraulic lithotripsy versus laser lithotripsy for the treatment of choledocholithiasis: a systematic review.

LL is a highly effective form of POC-guided lithotripsy for the treatment of large bile duct stones, particularly when compared to EHL. However, direct, head-to-head randomized trials are needed to identify the most effective form of lithotripsy for treating refractory choledocholithiasis.