After crown proximal reduction (Fig.12 *) and clockwise turn of the crown, the abutment appears to be completely seated.  The gingival cuff is reddish when the crown/abutment is removed.  The inflammation is expected to subside after complete abutment seating.

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Xin Wei, DDS, PhD, MS 1st edition 06/16/2021, last revision 07/07/2021