Choking on food half a year after esophageal cancer surgery is considered to be related to bad dietary habits, esophageal anastomotic stenosis, gastroesophageal reflux or recurrence of esophageal cancer, which can be treated with medication or surgery according to doctor’s prescription. 1. Bad dietary habits: Some patients with esophageal cancer may choke on food when they eat too fast or too violently half a year after operation. Generally patients can be relieved after adjusting their diet and no special treatment is needed. 2. Esophageal anastomotic stenosis: Usually, those with esophageal anastomotic stenosis can keep nasogastric tube to meet the physiological demand of human body, and some patients can also have esophageal expansion treatment, such as endoscopic balloon dilatation, application of mechanical dilator and so on. Some patients can also be improved by placing esophageal stents. 3. Gastroesophageal reflux: patients can be treated with acid-suppressing drugs such as omeprazole, ranitidine, etc., gastrointestinal dynamics drugs such as domperidone, mosapride, etc., and antacids such as sodium bicarbonate and aluminum hydroxide, etc., in accordance with medical advice. If the effect of drug treatment is ineffective or the condition is serious, laparoscopic fundoplication and endoscopic anti-reflux surgery are also feasible. 4. Recurrence of esophageal cancer: Those who have clear recurrence of esophageal cancer can undergo surgery again or endoscopic treatment, radiotherapy, chemotherapy, secretion-targeted therapy and so on, in order to control the progress of the disease and alleviate the uncomfortable symptoms caused by the disease. It is suggested that those who are still choking after half a year of esophageal cancer surgery should consult doctor for examination so as to clarify the cause of the disease and then follow the doctor’s instruction for treatment.