Stomach pain is a common digestive symptoms, can be caused by gastric ulcer, gastritis and other stomach diseases, can also be acute pancreatitis and other diseases caused by pain. 1. Stomach diseases: acute stomach pain is common in acute gastritis, gastric perforation, gastric hemorrhage, trauma, etc., often manifested as sudden stomach pain, the nature of the pain for spasmodic pain, cutting pain, burning pain. Chronic stomach pain is common in chronic gastritis, peptic ulcer, gastric cancer and so on. It is often manifested as repeated, intermittent pain in the stomach area, and the nature of the pain is not intense, often dull pain. Gastroparesis after severe vomiting is considered as cardia tear, in addition to gastroparesis, there can also be vomiting blood and other symptoms. Gastroparesis after drinking alcohol: consider acute gastritis caused by alcohol damage to the gastric mucosa. 2. Other diseases: cholangitis, pancreatitis, advanced cirrhosis, angina pectoris, etc., in addition to nausea, fatigue, loss of appetite, nausea, vomiting after eating greasy food, can also have stomach pain and other manifestations. Large burns, taking aspirin and other drugs, intracranial surgery, etc. can also cause stomach pain, it is recommended to consult a doctor in time to clarify the diagnosis, under the guidance of the doctor for targeted treatment.