case_images: PMC8543122_01
case_images: Pre-operative radiograph.
case_images: DRJ-18-77-g001.jpg
case_images: PMC8543122_01_DRJ-18-77-g001.jpg
case_images: F1
case_images: Radiographic evaluation revealed periapical lesion and bone loss as well as calcification in the canal pathway; it seemed that there was a vertical fracture in the middle of the root that repaired or an abnormal canal [Figure 1].
case_images: Post-operative radiograph.
case_images: DRJ-18-77-g002.jpg
case_images: PMC8543122_01_DRJ-18-77-g002.jpg
case_images: F2
case_images: Furthermore, the pulp chamber was temporarily restored by Cavit [Figure 2].
case_images: Follow-up radiograph.
case_images: DRJ-18-77-g003.jpg
case_images: PMC8543122_01_DRJ-18-77-g003.jpg
case_images: F3
case_images: A radiograph was taken of the tooth, which displayed amazingly periapical lesion relative healing and bone regeneration [Figure 3].