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Fig.8 is a coronal section of the socket (B: buccal). Extraction (Fig.9 black area) will most likely result in a knife edge ridge. Extraction with bone graft may not fare better, as it is easy to lose the graft considering missing buccal hard and soft tissues.
Xin Wei, DDS, PhD, MS 1st edition 02/19/2020, last revision 03/03/2020