His 1st goal is to replace the lower left lateral incisor (Fig.2).  The buccolingual width of the residual root is larger than the mesiodistal one.  When a proper sized implant is placed, the gap is usually buccal, lingual or both.

Rescue Implant

Xin Wei, DDS, PhD, MS 1st edition 03/07/2015, last revision 01/19/2018