Patients feel choking in the throat mainly consider the following reasons: 1. Consider patients with reflux esophagitis, mainly due to long-term bile reflux or pancreatic valve relaxation, resulting in a large amount of gastric acid flowing into the esophagus, the pH of gastric acid is very low, causing irritation and corrosion to the esophageal mucosa, forming erosion, so there will be a foreign body feeling when eating and choking symptoms. 2. The tumor of esophagus, in the middle and late stage, invades the submucosa and muscle layer of esophagus, which will protrude from the mucosa, and when the tumor is large, it will block the already narrow esophagus, and the patient will feel dry, painful and choking when eating. 3.