While the most distal portion of the socket (Fig.4 blue dashed line) is filled with Osteoplug, the rest bone graft (*).  Due to limited vertical height, the immediate abutment (4x3 mm) has to be trimmed (Fig.4 double arrows).   In fact, more bone graft is placed after this PA is taken.

Dense Mesial Slope Last Next Xin Wei, DDS, PhD, MS 1st edition 10/05/2015, last revision 12/19/2018