Effects of Different Types of Periodontitis on CBCT Morphology of Dental Tissue in Two Ethnic Groups

For the periodontitis patients who came to our hospital from October 2021 till now, the influence of different types of periodontitis on the CBCT morphology of dental tissue of different nationalities was analyzed. To measure the distance between the enamel dentin boundary and root fork of the mandibular first molar, the thickness of the crown hard tissue above the mesial pulp Angle, the thickness of the crown hard tissue above the distal pulp Angle, the height of the pulp chamber, the volume and surface area of the pulp, so as to provide a certain basis for the possibility of future dental tissue lesions.