Abdominal pain may be associated with acute gastroenteritis, gastrointestinal spasm, chronic colitis or intestinal tumors and other causes. 1. Acute gastroenteritis: acute gastroenteritis is an acute inflammatory disease occurring in the gastrointestinal mucosa, mostly related to dietary factors, acute gastroenteritis attack, often appear abdominal pain, nausea, vomiting, diarrhea and other symptoms. 2. Gastrointestinal spasm: abdominal pain may also be related to gastrointestinal spasm, gastrointestinal smooth muscle over-contraction, there will often be symptoms of severe abdominal pain, pain is more serious, can be run and the whole abdomen, abdominal pain performance. 3. Chronic colitis: chronic colitis is a chronic inflammatory colon disease caused by various etiological factors, chronic colitis can be seen when the onset of the whole abdominal pain, diarrhea, blood in the stool and other symptoms. 4. Intestinal tumors: when the symptoms of abdominal pain are obvious, accompanied by weight loss, general weakness and other symptoms, it is necessary to exclude the possibility of intestinal malignant tumors, such as colon cancer. When the symptoms of pain in the abdomen appear, you should consult a doctor in time, actively find out the cause of the disease, and carry out standardized treatment as soon as possible.