1.Keep the gastrointestinal decompression tube open 24~48h after surgery, a small amount of blood drainage should be regarded as normal, such as the drainage of a large amount of blood should be immediately reported to the doctor for treatment. The gastrointestinal decompression tube should be kept for 3~5 days to reduce the anastomotic tension and facilitate healing. Pay attention to the accurate connection of gastric tube, fix it firmly to prevent dislodging and smooth drainage. 2.Close observation of thoracic drainage and nature of thoracic drainage fluid if found abnormal bleeding, turbid fluid, food residue or celiac discharge, it suggests that there is active bleeding in the thoracic cavity, esophageal anastomotic fistula or celiac chest, corresponding measures should be taken to clarify the diagnosis, be dealt with. If there is no abnormality, the drainage tube should be removed 1~3 days after operation. Postoperative care of cardia cancer should strictly control diet as esophagus lacks plasma membrane layer, so anastomosis healing is slow, and fasting and water restriction should be strictly imposed after operation. During the period of fasting, intravenous fluid replenishment should be done daily. The duodenal drip tube can be placed in the second day after surgery, after the recovery of intestinal peristalsis, through the catheter drip nutrient solution, reduce the amount of infusion. On the 5th day after surgery, if there is no special change in the condition, milk can be fed orally, 60 ml each time, every 2hl times, the interval can be given the same amount of boiled water, if there is no adverse reaction, the amount can be increased day by day. The 10th to 12th postoperative day to change the slag-free semi-liquid diet, but should pay attention to prevent eating too fast and too much. 4, observe the symptoms of anastomotic fistula esophageal anastomotic fistula clinical manifestations of high fever, rapid pulse, dyspnea, chest pain, unbearable, the affected side of the breath sounds low, percussion turbidity, elevated white blood cells and even shock.