What should be the approach when laparoscopic sleeve gastrectomy fails to reduce the weight?

Laparoscopic sleeve gastrectomy [LSG] is considered to be a better option to reduce the weight due to its simplicity and effectiveness. In some cases, it fails to reduce or the patients regain weight. The revision surgery may be a challenge for a bariatric surgeon due to variety of restrictive as well as malabsorptive surgical procedures available and their complications. The review of literature was conducted on Pubmed to find out the best revision surgical procedure. The valuable suggestions observed were that the laparoscopic revision sleeve gastrectomy [LReSG] is the better option in dilated stomach, while the other procedures of revision may be selected according to the mechanism of failure of the primary surgery