Patients with persistent stomach pain, mainly consider the following causes: 1, stomach diseases: such as stomach spasmodic pain, peptic ulcer, stomach tumor, gastric diverticulum, gastric torsion, etc., need to conduct gastroscopy to further clarify the cause. 2, acute gastroenteritis: acute gastroenteritis caused after unclean diet, there will be stomach pain, bloating, nausea, vomiting, abdominal pain, diarrhea and other symptoms, you can take oral montelukast, compound flavopiridol tablets 3, dietary factors: overeating, spicy, cold diet, causing acute damage to the gastric mucosa, gastric mucosa congestion, edema, may cause stomach pain. 4, other causes: major mental shock, shock, severe infection, multi-organ failure, will also appear organism stress response, manifested as acute erosion of the gastric mucosa, ulcers, and even cause gastrointestinal bleeding, will also cause persistent stomach pain and other symptoms.