There is no authoritative data to show how long it takes to treat stenosis after esophageal cancer surgery, and most patients need to be treated for 2~6 months. How long treatment is needed for anastomotic stenosis after esophageal cancer surgery should be judged according to patient’s condition. It is recommended that patients with anastomotic stenosis after esophageal cancer surgery should consult doctor for balloon dilatation or probe dilatation in time, and most of the patients need continuous treatment for 2~3 months, and some of them need to be treated for 3~6 months. It is recommended that patients should seek medical attention when anastomotic stenosis occurs after esophageal surgery, and the doctor will judge the treatment time according to the patient’s condition. For some patients with serious esophageal stenosis, esophageal stenting can be adopted. In addition, patients should go to the hospital for rechecking regularly after esophageal cancer surgery, and eat light and easy-to-digest liquid or semi-liquid food, such as rice porridge, rotten noodles and so on.