Vagotomy, Truncal

**Definition:** Bilateral dissection of the abdominal branches of the vagus nerve. It is used frequently in the surgical management of duodenal and gastric ulcers, as well as in physiologic studies of gastrointestinal secretion and motility.

**Tree numbers:** - E04.525.210.105.600.850.860

**Synonyms:** - Truncal Vagotomy