109 Maxillary implant overdentures: retreatment after failure a) b) c) Figure 7.1 | Panoramic radiographs of one of the patients. (a) Baseline showing evident marginal bone loss around the failed maxillary implants (red arrows). (b) After implant removal and reconstructive surgery. (c) At time of evaluation (in this case at 13 months in function). 7
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