Abdominal pain of intestinal fistula will be painful all the time, especially after eating more greasy or spicy stimulating food, the pain will be aggravated, and in serious cases, it will lead to nausea, vomiting, and even fever. Intestinal fistula refers to the abnormal pathological passage between the intestine and the abdominal cavity or outside the abdominal wall, mainly due to surgery, malignant tumors, infections, etc. It is a relatively dangerous disease, which can easily lead to the flow of intestinal contents out of the intestinal lumen, triggering infections and loss of fluids, which can seriously affect the patient’s life and health. The main symptoms of the disease are abdominal pain, diarrhea, metabolic disorders, malnutrition, and the treatment includes nutritional support, anti-infection, drainage and surgery. In order to avoid abdominal pain in patients with leaky gut, it is best to avoid spicy and irritating foods and foods that are too greasy. For leaky gut abdominal pain, it is recommended to visit the hospital in time to avoid causing serious complications.