Gastric ulcer patients why vomiting?

Gastric ulcer disease, gastric Pai I often delayed而使gastric retention increased, the reflex can cause vomiting; In addition, peptic ulcer, there is a special situation in which the pyloric ulcer. Helicobacter pylori stomach tube at the end, about 2.0 cm long, its remote location is under the microscope at the junction of the stomach and duodenum. Helicobacter pylori is the narrowest part of digestive tract, the normal diameter of about 1.5 cm, located in the vicinity of pyloric ulcer, because the mucosal edema, or for reflection pyloric ulcer caused circular muscle contraction caused pyloric obstruction caused vomiting; There is caused by chronic ulcer submucous fibrosis, scarring of the narrow, pyloric obstruction of the channel and causing obstruction, which is a relatively common. Often patients after abdominal distention due to the consumption are reluctant to eat, vomiting after abdominal distention, abdominal pain relieve. Patients usually for a few hours of vomiting before Jin diet, non-bile, with a clear corruption odor. If pyloric obstruction caused by nausea, vomiting and cramps due to pyloric mucosa caused by edema, after medical treatment, including the maintenance of water and electrolyte balance continued gastrointestinal decompression, pyloric obstruction can be lifted. If the scar contracture mainly due to the pyloric obstruction, surgical treatment should be considered. The principle of operation is the first disarmament obstruction, followed by the radical canker.