Normal gastric mucosa is red and white and mainly red, gastric mucosa and its folds are smooth and soft, if there is gastritis and other diseases gastric mucosa will change. Acute gastritis can be seen gastric mucosa congestion, edema, erosion, etc.; chronic gastritis can be seen gastric mucosa atrophy, thinning, and even intestinal epithelial hyperplasia; warty gastritis can be seen in the gastric mucosa appeared sunken wart-like protuberances, gastric mucosal epithelium necrotic detachment; gastric ulcer can be seen in gastric mucosal fold by the bottom of the gastric ulcer scar tissue pulling to radial to the ulcer concentration. Gastric mucosa color, shape and other aspects of the abnormalities may be caused by the presence of certain diseases, should go to the hospital in a timely manner, under the guidance of professional doctors to take appropriate measures for treatment.