Since the bone width (buccopalatal) is 4 mm at #12, a
2x14(2) mm 1-piece implant is to be inserted (Fig.3); while a 3.8x10 mm 2-piece
one at #13 with underprep because of low density.
Xin Wei, DDS, PhD, MS 1st edition 05/04/2018, last revision 05/04/2018