Management of the palato-radicular groove with a periodontal regenerative procedure and prosthodontic treatment: A case report

Figure 1 Tooth 12 with a complex palato-radicular groove and bone defect. A: First visit photograph showed a sinus tract on the buccal gingival surface; B: Periodontal examination revealed a deep probing depth on the distal aspect of the tooth; C: Preoperative photograph showed a groove that emerged from the cingulum; D: Preoperative cone beam computed tomography showed a palatal radiolucency close to the apex of tooth 12; E: Axial view of the middle third section of tooth 12 showed radiolucency around the distal aspect of the root; F: Dimensional reconstruction showing a large bone defect around tooth 12; G: Dimensional reconstruction showed a groove starting from the cingulum and extending to the palatal aspect of the root.