Colic diarrhea is abdominal pain and diarrhea, which can be considered to be related to acute enteritis, Crohn’s disease or irritable bowel syndrome. 1. Acute enteritis: poor dietary habits such as eating cold, irritating foods, norovirus or rotavirus and other pathogenic infections and drug poisons can lead to enteritis, causing abdominal pain, diarrhea, nausea, vomiting and other clinical manifestations. 2. Crohn’s disease: often chronic course, there will be abdominal pain, diarrhea and other manifestations, there may be persistent abdominal pain and pressure pain, mucus, pus and blood stools, and anxiousness (lower abdomen is uncomfortable, want to relieve the stools, after defecation, there is a sense of incomplete defecation) appear. 3. Irritable Bowel Syndrome (IBS): IBS can occur in the state of mental anxiety and stress, manifested by abdominal pain, diarrhea or constipation, and the abdominal pain can be relieved after defecation. For people with diarrhea and abdominal pain, it is recommended to consult a doctor in time and follow the doctor’s instructions.