The muscle controlling the exit of the stomach is called the pylorus . Symptoms can include weight loss, pain, bleeding and perforation. Operation aimed at reducing the capacity of the stomach to induce weight loss. Stomach wrap See fundoplication U Ulcer Ulcer describes generally a chronic wound that does not heal. Ulcers can develop throughout the gastrointestinal tract, i.e. mouth, esophagus, stomach, duoden um, small bowel, large bowel and rectum.
Ulcers can cause bleeding or perforations.