Fracture of the root of a posterior alveolar tooth can be manifested as a fracture, cryptic fracture, etc. under X-ray examination; extraction needs to be considered according to the degree of inflammation.
1. Fracture: Fractured tooth roots can be categorized into root fracture and crown fracture. Crown fracture or root fracture of the tooth, if there is no serious inflammation, generally can be retained, the patient according to the situation to take the appropriate restorative treatment, in addition to the root fracture can be retained as much as possible to retain the roots, inflammation caused by the loosening of the serious cases should be extracted.
2. Cracked teeth: the back of the teeth cracked teeth, generally can be retained for filling and repair, if the periodontal periodontal swelling, as well as occlusal pain can not be controlled in the case is recommended to be extracted.
If a patient has a cracked tooth root, he or she should decide whether or not to extract the tooth under the guidance of a doctor, taking into account the cause of the disease and the severity of the disease.