After a child eats a glass slag, if the glass slag is sharp, it can easily damage the mucous membrane of the esophagus and gastrointestinal tract leading to localized injury, infection or bleeding. If the infection is more serious, and the glass slag stays in a certain area leading to localized chronic inflammation, ulcers, if the ulcers are getting more and more serious leading to the gastrointestinal mucosa is getting weaker and weaker, may lead to mucosal rupture of the gastrointestinal tract, leading to gastrointestinal perforation of the gastrointestinal tract to appear plate abdominal and other symptoms of acute peritonitis, it is important to immediately emergency surgical treatment. If the glass slag is very sharp and pierced the large blood vessels, there will also be acute hemorrhage of the gastrointestinal tract leading to hemorrhagic shock and death.