Giant stomach pains may be caused by unhygienic eating, sleeping with cold, and forked gas, but they may also be caused by pathological reasons. According to the onset site, it is roughly divided into thoracic diseases, digestive system diseases, urinary system diseases, gynecological diseases, and systemic diseases, which should be actively consulted and combined with relevant specialist examinations to clarify the diagnosis.1. Thoracic diseases: such as angina pectoris, pneumonia, pleurisy, etc. During the onset of the disease, it can cause involvement pain in the upper abdomen because the onset site is adjacent to the upper abdomen; 2, digestive system diseases: common are appendicitis, pancreatitis, cirrhosis, cholecystitis, gastritis, enteritis, and may also be caused by intestinal obstruction, biliary colic, intestinal adhesions, etc.; 3, urinary system diseases: such as inflammation of the kidney, ureter, bladder, prostate, stones, tumors, polyps and other diseases; 4, gynecological diseases : If the patient is female, the possibility of gynecological diseases, such as dysmenorrhea, inflammation and tumors of the uterus, adnexa, and pelvis, needs to be considered. In addition, women of childbearing age cannot exclude the possibility of miscarriage or rupture of tubal pregnancy; 5. Systemic diseases: allergic purpura, hematological malignancies, and epileptic seizures may also present symptoms of severe abdominal pain.