Successful individualized endodontic treatment of severely curved root canals in a mandibular second molar: A case report

Figure 2 Treatment of the mandibular second molar. A: Severe curvature of the file in the canal apex; B: Preoperative image; C: Postoperative image of the bottom medullary chamber; D: Radiograph for working length determination; E: Final radiograph after the operation; F: Follow-up at 2 wk; G: The tooth after crown preparation; H: Ceramic crown; I: Occlusal surface after restoration.