A burst of pain in the chest after gastroscopy can be normal, but should also consider whether there is myocardial ischemia-related diseases and other abnormalities. Gastroscopy is mainly from the oral cavity into the esophagus stomach, through the electronic endoscopic observation of the stomach, esophagus mucosal wall is edema, whether there is mucosal wall damage, this time the mirror will inevitably damage or stimulate the edema of the mucosal wall, resulting in a burst of pain in the chest after the gastroscopy, which belongs to the normal situation, in addition to the process of gastroscopy may cause nausea, vomiting and other discomforts, nausea and vomiting after the gastro-esophageal mucosal damage, also will In addition, the process of gastroscopy may cause nausea, vomiting and other discomforts. However, it should also be considered whether myocardial ischemia-related diseases and other abnormalities, combined with whether the patient has a history of cardiovascular disease, can improve the electrocardiogram, cardiac enzymes related to the examination to clarify the cause, timely treatment. When the patient does gastroscopy and has a burst of pain in the chest, he can rest appropriately, reduce the intake of spicy and stimulating food, and choose to eat light and easy-to-digest food to promote the recovery of the gastric mucosa and alleviate the pain in the chest. If the symptoms continue not to improve, it is recommended to consult the hospital in time to clarify the cause.