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Lady, 40s, #8 implant buccally positioned, Zirconia abutment. The gingival line is higher than that of #9 (Fig.1).
The discolored #9 has been internally and externally bleached at home and in office. A fiber post has been placed.
Xin Wei, DDS, PhD, MS 1st edition 01/10/2015, last revision 01/10/2015