The difference between duodenal bulbitis and chronic non-atrophic gastritis is mainly in terms of etiology, lesion site, pain and patient’s age.
1. Etiology: the occurrence of duodenal bulbitis is closely related to the excessive secretion of gastric acid; the occurrence of chronic non-atrophic gastritis is mostly due to the infection of Helicobacter pylori.
2. lesion site: duodenal bulb ulcer occurs in the duodenal bulb, chronic non-atrophic gastritis lesions in the small curvature of the stomach and the gastric sinus.
3. Pain: duodenal bulbitis will appear under the raphe of persistent mild or moderate pain, pain in hunger is obvious, that is, in the fasting and hunger abdominal pain, more in the night, mostly in young patients; chronic non-atrophic gastritis generally appear epigastric pain, nausea, belching, etc., manifested as postprandial pain, that is, half an hour or so after meals, abdominal pain, most often in middle-aged and elderly patients.
Duodenal bulbitis and chronic non-atrophic gastritis may have other aspects of the difference, mainly to the physician clinical examination.