It is a common surgical emergency abdominal disease that can endanger people’s lives in serious cases; constipation is generally due to poor living habits, diet, improper activities resulting in defecation difficulties and changes in bowel habits, such as less than 2-3 times of stool in a week, or 2-3 days to have a stool, but the intestine is open, which can be judged from the clinical manifestations of both 1. abdominal pain: abdominal pain may occur in both intestinal obstruction and constipation. The abdominal pain caused by intestinal obstruction is in the form of paroxysmal colic, and the pain mostly occurs at the site of obstruction, and will develop into continuous severe abdominal pain as the interval of abdominal pain shortens; the abdominal pain caused by constipation usually occurs in the lower abdomen, is distended and painful in nature, and will not worsen; 2. 3.Exhaustion and defecation: Patients with intestinal obstruction will stop exhaustion and defecation, and they can feel the gas running in the intestine and being obstructed in a certain area; patients with constipation will not lose their exhaustion and defecation, but will only have symptoms such as less frequent defecation, laborious defecation, long defecation time, dry and hard stool like sheep feces and less quantity; 4.Vomiting: Patients with intestinal obstruction will also have nausea and vomiting, and vomiting is frequent and violent, especially in patients with high intestinal obstruction; while patients with constipation will not vomit, but may have slight nausea and loss of appetite; 5, systemic symptoms: patients with intestinal obstruction have no obvious systemic symptoms in the early stage, but in the late stage, they may have dry lips, sunken eyes, loss of skin elasticity, weak pulse, systemic poisoning and shock symptoms, while patients with constipation Patients with constipation do not have these symptoms. It is recommended that patients should go to the hospital for relevant examination, and ask the doctor to determine whether it is intestinal obstruction or constipation, so as to avoid delaying the disease.