Calculus vs. Bone Loss M

There is calculus formation in the threads of the implant removed (Fig.1), as related to bone loss (Fig.2).  Sticky bone is placed, followed by 2 pieces of PRF membranes, 4-0 PGA sutures (Fig.3) and periodontal dressing.

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Xin Wei, DDS, PhD, MS 1st edition 03/09/2020, last revision 07/18/2020