The cold belongs to the upper respiratory tract infection, at this time the throat may be congested edema, mute voice, not recommended to do gastroscopy. Cold mute voice, consider the patient’s throat local congestion edema can not tolerate gastroscopy, gastroscopy will aggravate the local edema, choking, gastric reflux to the pharynx may aggravate the risk of respiratory infections and so on. Patients should pay attention to rest after upper respiratory tract infection, promote the recovery of the body as soon as possible, and wait until the condition has fully recovered before gastroscopy, not during the upper respiratory tract infection gastroscopy. In addition, during this period, it is important to pay attention to rest, drink more water, strengthen the resistance, and seek medical treatment in time.