One week without defecation is constipation, which is categorized into functional constipation (dietary factors, intestinal flora imbalance, etc.) and organic constipation (intestinal polyps, intestinal obstruction, etc.). According to the cause, general treatment, medication and surgery should be given. 1. Functional constipation: (1) Dietary factors: increase the intake of vegetables, fruits, massage the abdomen, appropriate outdoor exercise, such as walking, brisk walking, yoga, etc. to increase gastrointestinal peristalsis, and if necessary, use Kesler to inject rectal stimulation of defecation. (2) intestinal flora imbalance: probiotics can be given, such as Bifidobacterium bifidum, Bacillus licheniformis, etc. to regulate the intestinal environment to promote normal intestinal peristalsis, and if the abdominal distension is serious, lactulose can be taken orally to promote defecation. 2. Organic constipation: (1) intestinal polyps: intestinal polyps can be considered endoscopic polyp removal to promote bowel movement. (2) Intestinal obstruction: Surgery can be considered according to the situation, such as intestinal adhesion laxation, intestinal resection, intestinal anastomosis, etc., to unblock the obstruction and promote defecation. It is recommended that patients consult the hospital, according to the cause of treatment, so as not to delay the condition.