Gastroscopy elevated surface erosion edema congestion is not necessarily cancer, and it is recommended to improve pathological examination. If symptoms such as erosion and edema are found at gastric mucosa during gastroscopy, it may also be related to gastritis, gastric ulcer and other gastric diseases. Inflammatory factors long-term stimulation of the gastric mucosa, resulting in damage to the gastric mucosa, then the mucosal edema, erosion and so on. It is recommended to take oral gastric mucosa drugs (such as aluminum sulfate), inhibit gastric acid drugs (omeprazole, etc.), but the specific treatment plan should be based on the doctor’s medical advice, and follow the doctor’s instructions to take medication. If a raised mass is found in the mucosa during examination, it is recommended to improve pathological examination to exclude the possibility of cancer. In conclusion, whether it is cancer or not cannot be judged by erosion and edema alone, it is better to go to the hospital for systematic examination to clarify the cause of the disease.