Esophageal ultrasound examination of the heart, there is no such thing as a good general anesthesia or local anesthesia, most patients can tolerate the choice of local anesthesia can be, the patient can consult the doctor, according to their own physical condition to make a choice. For young patients with good heart function, generally choose local anesthesia for esophageal ultrasound examination of the heart can be, during the examination process the patient may experience nausea, dry heaving and other symptoms, generally can be tolerated; for children and other people who can not cooperate with the examination, you may need to go through general anesthesia for esophageal ultrasound examination of the heart. It should be noted that 6~8 hours before the operation should be fasted, and 2 hours after the operation should be fasted, so as to avoid choking and coughing, resulting in choking or aspiration pneumonia, etc.; In addition, for patients suffering from severe arrhythmia, heart failure and other diseases, it is prohibited to perform transesophageal ultrasound to check the heart. If transesophageal ultrasound is needed for heart examination, please follow the doctor’s instructions.