Intestinal knot often refers to intestinal obstruction, intussusception, intestinal torsion, etc. Its main symptoms include abdominal pain, abdominal distension and so on. 1. Intestinal obstruction: common symptoms include abdominal pain, abdominal distension, vomiting and so on. If complete intestinal obstruction occurs, it can be manifested as persistent abdominal pain and cessation of defecation. 2. Intussusception: manifested by sudden severe abdominal pain, accompanied by vomiting and jam-like blood stools, the abdomen can be touched with a sausage-shaped mass with pressure pain. 3. Intestinal torsion: the onset is generally more acute, manifesting as sudden onset of severe abdominal cramps, persistent pain, paroxysmal aggravation, accompanied by frequent vomiting, the abdomen can be touched with tenderness and expanding intestinal collaterals, and so on. Intestinal knot belongs to the acute abdomen, should be timely to the hospital, follow the doctor’s instructions to be appropriate examination, treatment.