There is buccal plate collapse and gingival recession at #4 (Fig.8 *), probably related to buccal placement (buccal plate loss). Arrowheads in Fig.'8 indicate the future buccal margin of the crown at #4. Add pink porcelain cervically if necessary.
Provisional Without Prep Last Next
Xin Wei, DDS, PhD, MS 1st edition 03/17/2016, last revision 05/20/2018