Gastric celiac disease 3 months lost more than 20 pounds is generally abnormal, mostly considered with the gastric mucosa celiac disease caused by poor digestion and absorption, at the same time need to pay attention to whether there is a gastric mucosa malignant change and other conditions. Gastric mucosal erosion patients last longer, weight loss of 20 pounds, may be due to gastric mucosal erosion patients with weak digestive function, can not be completely digested and absorbed the nutrition in the food, coupled with a decline in appetite, eating less, so lead to weight loss. At this time, the patient’s gastric mucosal erosion condition is heavier and abnormal. Gastric mucosal erosion can be taken under the guidance of a professional physician acid inhibiting drugs, such as rabeprazole, esomeprazole, etc.; gastric mucosal protective agents such as aluminum hydroxide, aluminum thioglycollate, etc. to promote gastric mucosal repair, healing, and improve the ability of digestion and absorption. After the gastric mucosal erosion appears malignant, the tumor malignant cells consume a lot of nutrients, which may also lead to body wasting, and at this time, the condition is also more serious, it is recommended to improve the pathology and histology biopsy and other tests, a clear diagnosis. The above drugs should be used under the guidance of professional physicians. Gastric mucosa erosion patients appear in the above situation is not normal, it is recommended to seek medical treatment as soon as possible, under the guidance of physicians, so as not to delay the condition.