Stomach discomfort along with back pain may be caused by gastric ulcer, duodenal ulcer, pancreatitis and other diseases. 1. Gastric ulcer: when the patient has a gastric ulcer, it will lead to the mucous membrane of the stomach tissue breakage, ulceration caused by stomach pain, and the stomach and the back are innervated by the same neurons, if the ulcer area is large or located in the back wall of the stomach, it may involve the back of the radioactive pain, so that the patient appeared to have gastric discomfort associated with the symptoms of back pain. 2. Duodenal ulcer: Because the duodenal descending part is closer to the back of the human body, so when the patient duodenal descending part of the ulcer, the localized ulcerated parts will stimulate the peripheral nerves to appear epigastric pain, which is usually manifested as the symptom of gastric discomfort, and also stimulate the posterior abdominal nerves to appear the symptom of back pain. 3. Pancreatitis: When the patient suffers from pancreatitis, it is easy to cause the digestive juices can not be discharged normally, so that the patient’s digestive function decreases, and at the same time, it will stimulate the gastrointestinal tract to produce gas to cause gastric pain and bloating symptoms. When the inflammatory secretion of pancreatitis spills over, it will stimulate the surrounding peritoneal nerves, which will lead to the symptoms of stomach discomfort and back pain. Stomach discomfort with back pain may also be caused by other reasons, the patient should go to a professional hospital and under the guidance of the doctor for related to carry out, to clarify the cause of the disease after treatment.