case_images: PMC3915392_01
case_images: Preoperative clinical
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case_images: PMC3915392_01_JCD-17-75-g001.jpg
case_images: F1
case_images: Department of Endodontics. During the clinical examination, the left maxillary lateral incisor (#10) had an intact crown without caries or fracture, with negative vitality testing and a positive response to percussion [Figure 1].
case_images: Preoperative clinical palatal view
case_images: JCD-17-75-g002.jpg
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case_images: F2
case_images: Periodontal probing disclosed a periodontal pocket (9 mm) at the mesiopalatal line angle of the tooth and concomitantly, a PGG which extended into the gingival sulcus [Figure 2].
case_images: Preoperative occlusal view
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case_images: PMC3915392_01_JCD-17-75-g003.jpg
case_images: F3
case_images: An occlusal radiograph revealed a large periapical lesion with a bony defect extending beyond the apical third of the root [Figure 3].
case_images: Palatogingival groove exposed after elevating a full thickness flap
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case_images: F4
case_images: A surgical flap was raised from the palatal aspect and labial aspect, and the PGG was isolated to its most apical extent [Figure 4].
case_images: Sealing of the PGG with biodentin
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case_images: F5
case_images: Maur-des-Fosses, France) was applied into the defect [Figure 5].
case_images: Removal of the granulation tissue and debriding the defect
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case_images: F6
case_images: Maur-des-Fosses, France) [Figure 6].
case_images: Placement of bone graft
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case_images: F7
case_images: The bony defect was filled with freeze-dried bone allograft (LifeNet, Virginia Beach, VA) [Figure 7].
case_images: Placement of platelet-rich fibrin membrane
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case_images: F8
case_images: Without delay autologous PRF membrane was placed [Figure 8] and the flaps were secured with 4-0 polyglactin 910 sutures (Vicryl, Ethicon, Inc., Piscataway, NJ).
case_images: Twenty-four month follow-up
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case_images: F9
case_images: There was a significant reduction in radiolucency radiographically [Figure 9].