Progressive gastric cancer is a period of rapid development, and the symptoms of gastric cancer also have great changes. Therefore, the symptoms of progressive gastric cancer must be clear when treating gastric cancer, which is very helpful for treatment. The common symptoms of progressive gastric cancer are as follows: 1. abdominal pain, which is continuous and severe when it invades the pancreas or transverse colon lining and radiates to the waist; 2. loss of appetite, nausea, vomiting, emaciation, weakness, etc.; 3. vomiting blood and black stool, which appear when the cancer forms ulcers, and a small amount of bleeding is manifested as positive fecal occult blood or intermittent Black stool; 4. Obstructive symptoms, such as choking on food and difficulty in swallowing.