Figure 1: Radiographic signs of increased risk of inferior alveolar nerve injury: 1, deviation of the canal; 2, narrowing of the canal; 3, periapical radiolucent area; 4, narrowing of root; 5, darkening of roots; 6, curving of root; and 7, loss of lamina dura of canal. | British Dental Journal

Figure 1: Radiographic signs of increased risk of inferior alveolar nerve injury: 1, deviation of the canal; 2, narrowing of the canal; 3, periapical radiolucent area; 4, narrowing of root; 5, darkening of roots; 6, curving of root; and 7, loss of lamina dura of canal.

From: Coronectomy – oral surgery's answer to modern day conservative dentistry

Figure 1

(Reprinted from Journal of Oral and Maxillofacial Surgery, volume 67, Y. Hatano, K. Kurita, Y.Kuroiwa, H. Yuasa & E. Ariji, Clinical evaluations of coronectomy (intentional partial odontectomy) for mandibular third molars using dental computed tomography: a case-control study, pages 1806-1814, copyright (2009), with permission from Elsevier)

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