Application of three-step laparoscopic cholecystectomy combined with indocyanine green fluorescence imaging in acute difficult cholecystitis.

Three-step laparoscopic cholecystectomy combined with indocyanine green fluorescence imaging can clearly delineate biliary anatomy, enhance surgical exposure; it reduces the risk of postoperative complications and bile duct injury, improves surgical safety in complicated acute cholecystitis, accelerates postoperative recovery, and has considerable value for clinical application.