The first thing to consider when you have to poop when your stomach hurts is that it may be related to improper diet. For example, the intake of raw, cold, irritating and unclean food may lead to gastrointestinal dysfunction and cause the symptom of having to have a bowel movement when the stomach hurts. In addition, may also be due to acute gastroenteritis, irritable bowel syndrome, colorectal malignancy and other pathological causes, can be clarified after the cause of symptomatic treatment: a common causes and treatment: 1, acute gastroenteritis: improper diet or bacteria, fungi and other microbial infections can cause acute gastroenteritis, can appear severe abdominal pain, accompanied by an increase in the number of stools, abdominal distension and other symptoms. Under the guidance of the doctor can apply norfloxacin for anti-inflammatory treatment, the application of montelukast, magnesium aluminum carbonate, etc. to improve the symptoms of diarrhea, protect the gastric mucosa, pay attention to dietary hygiene, reduce the intake of stimulating and cold food, drink more warm water, prevent electrolyte disorders, pay attention to warmth, reduce strenuous activity; 2, irritable bowel syndrome: the typical symptoms of patients with irritable bowel syndrome is abdominal pain accompanied by diarrhea, because the cause is not clear The cause is not clear, so there is no effective treatment measures, but most patients have a good prognosis and can gradually improve. The main thing is to adjust the diet structure, relax, and use sedatives under the guidance of doctors for patients with anxiety and depression; 3, malignant tumors: the possibility of malignant tumors is small, but it can not be completely ruled out, because with the gradual increase of colorectal tumors, patients will appear abdominal pain, diarrhea, irregular stools and other manifestations. The patient should be treated by surgical resection, such as open surgery or laparoscopic surgery, and chemotherapy can be applied to prevent the recurrence and metastasis of the tumor after surgery if the condition requires. Precautions: Pay attention to keep warm in daily life to avoid gastrointestinal tract dysfunction caused by cold stimulation, do not eat spoiled or contaminated food, and reduce bacterial infection. If the symptoms continue to worsen and accompanied by abnormal symptoms, you should seek medical treatment in time to avoid delaying treatment and causing deterioration of the disease.