Objective To observe the therapeutic effect of Laparescopic Cholecystectomy(LC) on acute calculous cholecystitis.Methods The data from 35 patients receiving laparoscopic cholecystectomy for acute calculous cholecystitis were analyzed.Results Successful rate of operation was 100% in all cases with no complications such as biliarducy injury,intestines damage and hemorrhage taken place,and mortality was 0%.Conclusion LC is safe for treatment of acute calculous cholecystitis.