After insertion of a definitive abutment (6.5x5.5(4) mm), more allograft is placed coronally (Fig.3 *). There is no apparent thread exposure 4 months postop (Fig.10). In fact the abutment has been incompletely seated since day one.
Xin Wei, DDS, PhD, MS 1st edition 06/15/2019, last revision 12/26/2019