Gastric ulcer type gastric cancer is serious. Gastric ulcer is the damage of gastric mucosa caused by various etiologies and finally forms ulcer. The most common clinical causes include H. pylori infection, long-term use of non-steroidal anti-inflammatory drugs, long-term alcohol consumption and so on. Once diagnosed with gastric ulcer type gastric cancer, it should be actively treated by surgery, because gastric ulcer type gastric cancer is a kind of cancer in nature, and if it is not treated by surgery as early as possible, it will cause cancer cells to spread and eventually lead to life threatening. It can only be treated by surgery, and after surgery, the patient’s specific condition will determine whether to undergo radiotherapy or chemotherapy.