Gastric fundus elevation of 2-3cm may be a tumor, or polyps and gastric ulcer and other reasons, should be gastroscopic biopsy to confirm the diagnosis. 1. Tumor: malignant tumors of gastric fundus often have red and swollen edges of the bulge, volcano-like ulceration inside the bulge, stiff mucosa, and patients may have obvious stomach pain, nausea, black stools, lethargy and other discomforts, and they should be treated by surgery, and combined with chemotherapy and radiotherapy if necessary. 2. Gastric ulcers: benign ulcers are generally regular in shape, the surface is relatively smooth, the boundaries are clearer, the ulcer surface is also smaller, flatter, often associated with Helicobacter pylori infection, it should be anti-Helicobacter pylori treatment, such as omeprazole + Amoxicillin + Clarithromycin + Bismuth Potassium Citrate treatment, but also omeprazole to inhibit the secretion of gastric acid. 3. polyps: gastric fundus bulge 2 ~ 3cm may also be the gastric fundus polyps, endoscopic resection. The gastric fundus elevation of 2~3cm should go to the hospital and be treated under the guidance of the doctor.