Constipation after anal atresia can be improved by the following methods: 1. Patients are given more standardized training and guidance to help defecation; 2. Daily anal dilatation training can be performed within six months after surgery; 3. Good defecation habits should be developed after surgery, which is of great significance to guarantee the post-surgical results; 4. If constipation has been present, constipation can be improved by improving dietary structure, drinking more water, taking probiotics, lactulose, and more If you have been constipated, you can improve your constipation by improving your diet, drinking more water, taking probiotics, lactulose, and eating more fruits and vegetables; 5. However, there are still a small number of patients with combined intestinal nerve dysplasia and other diseases, who gradually develop constipation after surgery. In this case, the treatment should be decided according to the patient’s specific situation and the severity of clinical symptoms, and if necessary, surgical treatment is also required.