Impact of the Preservation of the Gastric Antrum in the Technique of Sleeve Gastrectomy for the Treatment of the Morbid Obesity

The longitudinal gastrectomy (sleeve gastrectomy) is a technique of bariatric surgery recently validated (HAS on 2008).It consists of the realization of a partial gastrectomy of 2/3 (Fundus, gastric Body +/- antrum). However, lot of technical disagreements are brought back by expert teams. The most important disagreement concerns the conservation or the exeresis of the gastric antrum. In fact, the conservation of gastric antrum could facilitate the gastric emptying and to decrease the RGO (main complication) and act on the regulations of hormones modulators of the insulino-secretion.