High intestinal obstruction is an intestinal obstruction in which the obstruction is in the duodenum or jejunum, causing obstruction to the passage of intestinal contents. Because of the high obstruction site, vomiting is frequent and occurs early, and most of the vomit is gastric and duodenal contents, and abdominal distension is not obvious. The feces of high intestinal obstruction, which is defined as feces located below the site of obstruction prior to obstruction, requires active treatment to relieve the intestinal obstruction to improve clinical symptoms. In high-grade intestinal obstruction, the patient will also expel gas and feces below the obstruction site in the pre-obstruction stage; in the late stage of obstruction, the anus will stop defecating and exhausting gas. When high intestinal obstruction occurs, you need to actively cooperate with the doctor to receive treatment, common treatment options include non-surgical treatment and surgical treatment, you need to combine your own specific situation, choose the most suitable treatment option.