The lower half of the stomach makes most of the acid and gets all the peptic ulcers above the duodenum. Removing it leaves little place for ulcers to form and little acid to produce them.
An antrectomy may be done to treat complications from ulcers that have not responded to medical treatment.
Antrectomy is the medical term meaning surgical removal of the antrum. The antrum is the last part of the stomach. The procedure we think of as gastric bypass is an antrectomy with reconstruction.
The most important aspect of aftercare following an antrectomy is careful attention to diet and eating habits. About 30% of patients who have had an antrectomy or a full gastrectomy develop what is known as dumping syndrome.
Vagotomy, antrectomy , pyloroplasty are surgeries for gastric and peptic ulcers, now very rare
The surgical procedure for severe ulcer disease is also called an antrectomy , a limited form of gastrectomy in which the antrum, a portion of the stomach, is removed.