There is no bone loss 3 years 9 months post cementation (Fig.9). In fact the crown is lost at #31. At repeated request from the patient, a prefabricated post and crown will be fabricated for short term purpose while an implant is going to be placed at #19.
Xin Wei, DDS, PhD, MS 1st edition 07/09/2021, last revision 08/08/2021