Abstract: Objective To investigate the clinical value of laparoscopic cholecystectomy following A-B-D approach applied in the operation of acute suppurative or gangrenous cholecystitis.
Methods We seeked out the Patients diagnosed as acute suppurative or gangrenous cholecystitis and treated by laparoscopic cholecystectomy following the A-B-D approach in People's Hospital of Leshan from Sep.2019 to Dec.2020,and we analyzed clinical data of the patients retrospectively to investigate the safety and efficacy of the A-B-D approach LC procedure.
Results The A-B-D approach LC procedure was completed successfully in 44 cases,only 1 case was converted to laparotomy.The mean operation time was(100.3±38.6) min and postoperative hospitalization  time was(4.3±2.2) d.No serious complications such as biliary tract injury and postoperative bleeding occurred in all cases.
Conclusions The laparoscopic cholecystectomy following the A-B-D approach is a optimized surgical procedure and our clinical practice preliminarily confirmed the safety and efficacy of the procedure.

Key words: A-B-D approach, laparoscopic cholecystectomy, bile duct injury, intraoperative bleeding