A 5.5x7(4) mm healing abutment is seated without contacting the crestal bone (Fig.2).  Although there is crestal bone resorption 6 months postop, the bone density next to the 1st thread is apparently high (Fig.4 >).  A 5.5x4(4) mm cemented abutment is placed for impression.

Healing Abutment Last Next Xin Wei, DDS, PhD, MS 1st edition 08/28/2019, last revision 08/28/2019