Note bone growth, especially at #30, 2.5 and 4 months postop (Fig.3,4). In fact the abutments are incompletely seated. The crown of #30 is loose with foul smell nearly 2 years post cementation. It is painful to reinsert the crown/abutment after proximal reduction.
Xin Wei, DDS, PhD, MS 1st edition 12/12/2017, last revision 12/01/2020