Front chest and back string pain may be caused by heart disease, pancreatic disease, stomach tumor and so on. 1. Heart disease: such as myocardial infarction and angina pectoris, etc., patients will not only have forechest pain and back pain, but also accompanied by chest tightness, palpitations and other symptoms. 2. Pancreatic diseases: when patients suffer from chronic pancreatitis, there will be radioactive pain around the pancreas. At this time, not only chest pain and back pain, but also radiating pain in the shoulder. 3. Stomach tumor: when patients suffer from stomach cancer, gastric mesenchymal tumor and other diseases, the tumor will not only affect the function of stomach, but also invade the surrounding organs, resulting in the involvement of organs around the stomach. Many patients with stomach tumors not only have stomach symptoms, but also have symptoms such as front chest pain and back pain. There are many reasons for the string pains in the front chest and back, and it is suggested that patients should consult the doctor in time to clarify the cause of the disease under the doctor’s guidance and take effective treatment.