If children encounter digestive problems during their growth and development, such as nausea, vomiting, abdominal pain, difficulty in eating, etc., and many children may eat things by mistake, such as coins, small toys, nails, jewelry, etc., they may need to undergo gastroscopy, and many parents worry about the risks of gastroscopy in children. Yang Zhendong, Department of Anesthesiology, Jinan Children’s Hospital Nowadays, most gastroscopies for children need to be performed under sedation, i.e. painless gastroscopy. In case of vomiting, the child will be in danger, choking into the trachea will affect breathing; also, the child had better not have a cold and other respiratory infections, because the gastroscope will pass through the throat, the vocal cords and other parts have a certain impact on the child with a cold, the throat will be red and swollen, high sensitivity, more likely to affect normal breathing. There are risks involved in any examination, but as long as parents understand and communicate with the doctor beforehand, most children can complete the examination successfully.