The nerve of Latarjet or the posterior nerve of the lesser curvature is a branch of the anterior vagal trunk which supplies the

pylorus The pylorus ( or ), or pyloric part, connects the stomach to the duodenum. The pylorus is considered as having two parts, the ''pyloric antrum'' (opening to the body of the stomach) and the ''pyloric canal'' (opening to the duodenum). The ''pylori ...

. It is cut in selective vagotomy and preserved in highly selective vagotomy. It functions by increasing peristalsis and relaxing the sphincter, thus draining the contents of the stomach into the first part of duodenum. If damage occurs to this nerve, it can cause retention syndrome.

References

2
Criminal Nerve of Grassi
*Schwartz's Principles of Surgery, Ninth Edition Book Vagus nerve Stomach {{neuroanatomy-stub