Periradicular radiolucency at #31 (Fig.7 *) is continuous with the Inferior Alveolar neurovascular bundle (N).  After extraction, care should be taken to remove granulation tissue.  The tooth #32 will be extracted simultaneously because of severe bone loss.

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Xin Wei, DDS, PhD, MS 1st edition 10/19/2018, last revision 10/19/2018