Six months postop, the patient does not want implant FPD. She wants an additional implant at #19. Since the space between the implants #18 and 20 is 9.41 mm, a narrow implant is indicated (3 or 3.5 mm, Fig.4), in spite of the sufficient buccolingual width (Fig.5).
Xin Wei, DDS, PhD, MS 1st edition 01/09/2019, last revision 01/09/2020