Daily stomach pain and diarrhea are mainly considered as digestive and absorption disorders or inflammation, ulcers and tumors of the intestinal tract. Abdominal pain is a common clinical symptom, mainly caused by some diseases of the abdominal organs, or caused by extra-abdominal diseases or systemic diseases, and it can be accompanied by diarrhea. When there is acute inflammation of abdominal organs, such as acute gastroenteritis, acute hemorrhagic necrotizing enterocolitis, obstruction or dilatation of cavernous organs, such as intussusception, biliary stones, torsion or rupture of organs, such as gastrointestinal perforation, inflammation of peritoneum, obstruction of intra-abdominal vessels, such as ischemic enteropathy, and some systemic diseases, it can lead to diarrhea and abdominal pain at the same time.