Stomach pain to the left side of the lower part of the sword, mainly in the upper abdomen, is due to improper diet, emotion, life and work stress, but also the stomach itself inflammation, ulcer, or even tumor causes, can be clearly diagnosed through gastroscopy. The scope of stomach pain includes the whole abdomen, including stomach pain, the causes are complicated, and need to be combined with the accompanying symptoms and related auxiliary examination to make a clear diagnosis. Common stomach pain in addition to stomach pain, there are cholecystitis, pancreatitis, appendicitis, hepatitis, intestinal obstruction, intestinal spasm, inflammatory bowel disease, colon tumors, prostate hyperplasia, urinary tract infections, urinary stones, inguinal hernia, women pay attention to gynecological disorders. Severe acute myocardial infarction, mesenteric artery embolism, etc. can be life-threatening, and need to be combined with abdominal plain film, abdominal ultrasound, electrocardiogram, blood tests and other further diagnosis to clarify the specific causes.