Tooth rot a hole is the occurrence of dental caries, first of all, the hole in the necrotic tooth tissue completely clean, and then according to the depth and size of the hole to determine the next step in the treatment plan. 1. The hole reaches the dentin: Depending on the location and depth of the decayed tooth, the choice is either direct filling or filling after cushioning. 2. The hole is close to the pulp chamber: Indirect pulp capping of the tooth can be chosen to protect the pulp, but only in young permanent teeth. 3. The cavity reaches the pulp chamber: root canal treatment of the tooth and crown restoration at a later stage is an option. 4. Hole in the tooth can not be retained: after the clinical doctor assessed that the teeth destroyed by the hole can not be retained, the teeth can be directly removed, after extraction can be implant restoration, fixed prosthesis restoration and so on. Teeth rot a hole, timely to the hospital, after a professional doctor’s examination, to determine the best treatment plan.