If a porcelain tooth is accidentally swallowed, most are completely expelled after 48-72 hours of observation. A porcelain tooth is something that has no visible edges or obvious beneficial damage to the intestinal tract, relatively speaking. As long as it does not cause GI irritation or lead to GI perforation, it may be considered for observation. If it is an item with certain edges or sharpness, it is best to improve the emergency gastroscopy, and if necessary, need to give emergency gastroscopy foreign body removal. Swallowed porcelain teeth need to improve the abdominal plain film examination, to see the specific location of the porcelain teeth, according to the specific location to determine whether to improve the gastroscopy. If it has reached the location of the small intestine or jejunum, you can observe its changes and observe the abdominal pain. If there is no obvious abdominal pain, you can consider continuing to observe and wait for the discharge.