1. Zucker KA, Flowers JL, Bailey RW, Graham SM, Buell J, Imbembo AL. Laparoscopic management of acute cholecystitis. Am J Surg. 1993. 165:508–514.
2. Kiviluoto T, Sirén J, Luukkonen P, Kivilaakso E. Randomised trial of laparoscopic versus open cholecystectomy for acute and gangrenous cholecystitis. Lancet. 1998. 351:321–325.
3. Habib FA, Kolachalam RB, Khilnani R, Preventza O, Mittal VK. Role of laparoscopic cholecystectomy in the management of gangrenous cholecystitis. Am J Surg. 2001. 181:71–75.
4. Majeski J. Laparoscopic cholecystectomy in geriatric patients. Am J Surg. 2004. 187:747–750.
5. Miller K, Hölbling N, Hutter J, Junger W, Moritz E, Speil T. Laparoscopic cholecystectomy for patients who have had previous abdominal surgery. Surg Endosc. 1993. 7:400–403.
6. Karayiannakis AJ, Polychronidis A, Perente S, Botaitis S, Simopoulos C. Laparoscopic cholecystectomy in patients with previous upper or lower abdominal surgery. Surg Endosc. 2004. 18:97–101.
7. Spira RM, Nissan A, Zamir O, Cohen T, Fields SI, Freund HR. Percutaneous transhepatic cholecystostomy and delayed laparoscopic cholecystectomy in critically ill patients with acute calculus cholecystitis. Am J Surg. 2002. 183:62–66.
8. Eldar S, Sabo E, Nash E, Abrahamson J, Matter I. Laparoscopic cholecystectomy for acute cholecystitis: prospective trial. World J Surg. 1997. 21:540–545.
9. Lo CM, Liu CL, Fan ST, Lai EC, Wong J. Prospective randomized study of early versus delayed laparoscopic cholecystectomy for acute cholecystitis. Ann Surg. 1998. 227:461–467.
10. Kum CK, Eypasch E, Lefering R, Paul A, Neugebauer E, Troidl H. Laparoscopic cholecystectomy for acute cholecystitis: is it really safe? World J Surg. 1996. 20:43–48.
11. Yamashita Y, Takada T, Kawarada Y, et al. Surgical treatment of patients with acute cholecystitis: Tokyo Guidelines. J Hepatobiliary Pancreat Surg. 2007. 14:91–97.
12. Lo CM, Liu CL, Lai EC, Fan ST, Wong J. Early versus delayed laparoscopic cholecystectomy for treatment of acute cholecystitis. Ann Surg. 1996. 223:37–42.
13. Koo KP, Thirlby RC. Laparoscopic cholecystectomy in acute cholecystitis. What is the optimal timing for operation? Arch Surg. 1996. 131:540–544.
14. Kiviluoto T, Sirén J, Luukkonen P, Kivilaakso E. Randomised trial of laparoscopic versus open cholecystectomy for acute and gangrenous cholecystitis. Lancet. 1998. 351:321–325.
15. Lai PB, Kwong KH, Leung KL, et al. Randomized trial of early versus delayed laparoscopic cholecystectomy for acute cholecystitis. Br J Surg. 1998. 85:764–767.
16. Glenn F. Acute cholecystitis. Surg Gynecol Obstet. 1976. 143:56–60.
17. Choi SI, Lee SM, Ko YG, Koh SH, Hong SW, Joo HZ. Early Versus Delayed Laparoscopic Cholecystectomy in Acute Cholecystitis. J Korean Surg Soc. 2000. 58:702–707.
18. Kim JS, Cho BS, Kang YJ, Park JS. Effect of percutaneous cholecystostomy on laparoscopic cholecystectomy. J Korean Surg Soc. 2001. 60:78–82.
19. Rattner DW, Ferguson C, Warshaw AL. Factors associated with successful laparoscopic cholecystectomy for acute cholecystitis. Ann Surg. 1993. 217:233–236.
20. Paran H, Zissin R, Rosenberg E, Griton I, Kots E, Gutman M. Prospective evaluation of patients with acute cholecystitis treated with percutaneous cholecystostomy and interval laparoscopic cholecystectomy. Int J Surg. 2006. 4:101–105.
21. Kim DG, Oh CH, Kim GH, et al. Percutaneous gallbladder drainage for delayed laparoscopic cholecystectomy in patients with acute cholecystitis. Korean J Hepatobiliary Pancreat Surg. 2001. 60:78–82.
22. Kim IG, Jeon JY. Benefits of percutaneous transhepatic gallbladder drainage for laparoscopic cholecystectomy in patients with acute cholecystitis. Korean J Hepatobiliary Pancreat Surg. 2010. 14:46–52.
23. Mo LR, Chang KK, Wang CH, Yau MP, Yang TM. Preoperative endoscopic sphincterotomy in the treatment of patients with cholecystocholedocholithiasis. J Hepatobiliary Pancreat Surg. 2002. 9:191–195.
24. Materia A, Pizzuto G, Silecchia G, et al. Sequential endoscopic-laparoscopic treatment of cholecystocholedocholithiasis. Surg Laparosc Endosc. 1996. 6:273–277.
25. Taylor EW, Rajgopal U, Festekjian J. The efficacy of preoperative endoscopic retrograde cholangiopancreatography in the detection and clearance of choledocholithiasis. JSLS. 2000. 4:109–116.
26. Beck DE, Ferguson MA, Opelka FG, Fleshman JW, Gervaz P, Wexner SD. Effect of previous surgery on abdominal opening time. Dis Colon Rectum. 2000. 43:1749–1753.
27. Menzies D, Ellis H. Intestinal obstruction from adhesions-how big is the problem? Ann R Coll Surg Engl. 1990. 72:60–63.
28. Van Der Krabben AA, Dijkstra FR, Nieuwenhuijzen M, et al. Morbidity and mortality of inadvertent enterotomy during adhesiotomy. Br J Surg. 2000. 87:467–471.
29. Schirmer WJ, Rossi RL. Laparoscopic cholecystectomy: technique more important than tool. Arch Surg. 1991. 126:1161.
30. Yu SC, Chen SC, Wang SM, Wei TC. Is previous abdominal surgery a contraindication to laparoscopic cholecystectomy? J Laparoendosc Surg. 1994. 4:31–35.
31. Kama NA, Kologlu M, Doganay M, Reis E, Atli M, Dolapci M. A risk score for conversion from laparoscopic to open cholecystectomy. Am J Surg. 2001. 181:520–525.
32. Kwon AH, Inui H, Imamura A, Kaibori M, Kamiyama Y. Laparoscopic cholecystectomy and choledocholithotomy in patients with a previous gastrectomy. J Am Coll Surg. 2001. 193:614–619.
33. Curet MJ. Special problems in laparoscopic surgery. Previous abdominal surgery, obesity, and pregnancy. Surg Clin North Am. 2000. 80:1093–1110.
34. Akyurek N, Salman B, Irkorucu O, et al. Laparoscopic cholecystectomy in patients with previous abdominal surgery. JSLS. 2005. 9:178–183.
35. Sasaki A, Nakajima J, Nitta H, Obuchi T, Baba S, Wakabayashi G. Laparoscopic cholecystectomy in patients with a history of gastrectomy. Surg Today. 2008. 38:790–794.
36. Bouasker I, El Ouaer MA, Smaali I, et al. Laparascopic cholecystectomy on a previously operated abdomen. Tunis Med. 2010. 88:88–91.
37. Stevens KA, Chi A, Lucas LC, Porter JM, Williams MD. Immediate laparoscopic cholecystectomy for acute cholecystitis: no need to wait. Am J Surg. 2006. 192:756–761.