Sudden stomach cramps accompanied by chest pain are usually considered to be related to reflux esophagitis, gastric ulcer and acute gastritis. Patients with these symptoms should go to the hospital for examination in time to clarify the cause according to clinical manifestations and relevant examination results, and carry out treatment under the guidance of a doctor. 1. Reflux esophagitis: abnormal function of the lower esophageal sphincter or elevated intra-abdominal pressure may lead to reflux of gastric contents into the esophagus, and the reflux of stomach acid, bile and other irritating substances into the esophagus may damage the esophageal mucosa, leading to esophageal erosion and bleeding. It may lead to abdominal pain, heartburn and other symptoms, such as sudden stomach cramps accompanied by chest pain. Patients can follow medical advice to take omeprazole enteric capsules, magnesium aluminum carbonate tablets and other drugs, if the condition is more serious, you can use laparoscopic fundoplication and other methods of treatment; 2, gastric ulcer: usually due to taking non-steroidal anti-inflammatory drugs improper, binge drinking and overeating, etc. lead to damage to the gastric mucosa, in the stimulation of stomach acid, may also appear pain and heartburn, manifested as sudden stomach cramps accompanied by chest pain, serious patients Patients may even experience vomiting of blood. Patients can relieve the symptoms by taking drugs such as lansoprazole enteric capsules, and if the symptoms are serious, patients can have the ulcer removed surgically to relieve the symptoms; 3. Acute gastritis: It is an acute inflammation of the gastric mucosa caused by various factors such as trauma and burns, which can cause symptoms such as upper abdominal discomfort, vomiting, belching, and gastrointestinal bleeding, etc. In serious cases, the chest can be involved and pain can occur, thus manifesting as sudden stomach colic accompanied by chest pain. Patients need to pay attention to fasting, and if vomiting is more serious and water-electrolyte disorders occur, attention should be paid to replenishment through intravenous fluids. In addition, if gastrointestinal bleeding occurs, it can be treated by gastroscopy to stop the bleeding.