When he is 8 years old, the succedaneous tooth is unerupted (Fig.2).  When the lower left canine (C) is exfoliated, extract LR C and LR 2 so that LR 3 has a chance to erupt normally.

Missing Lower Deciduous Lateral

Xin Wei, DDS, PhD, MS 1st edition 12/10/2016, last revision 12/10/2016