If the tooth is lost and the root is still there, you can do root canal treatment, and then perform a porcelain crown or pile core crown. If the root of the tooth is not in good condition, it can be extracted and then do dental implants. Most of the lost tooth roots are still there due to trauma, caries and other diseases, patients should choose the appropriate way to treat according to their own situation. If the root of the tooth is in good condition, the first thing to do is to do root canal treatment of the tooth to kill the nerve, and then carry out porcelain crowns or piling core crowns to repair the tooth, which can restore the beauty of the tooth and restore the function of chewing. However, if the patient’s affected tooth is not in good condition for porcelain crowns or pile core crowns, the affected tooth needs to be extracted and then restored with a dental implant, which is a kind of treatment for chipped and missing teeth. It is recommended that patients who have lost their teeth and still have the roots, go to the local regular hospitals and choose the appropriate way of treatment according to their personal situation.