There is buccal tenderness 1-3 months postop.  There is distopalatal implant thread exposure.  A healing abutment (5.5x2 mm) is placed.  CT confirms thin buccal plate (Fig.4,5).

Sinus Lift by Implant Last Next

Xin Wei, DDS, PhD, MS 1st edition 02/05/2018, last revision 08/28/2018