Fig.1: Advanced periodontitis affects three remaining teeth in the upper right sextant. There is enough basal bone for a 6x20 mm tapered implant to be engaged to. Primary stability will be increased if the sinus floor (^) is lifted. The implant at the site of #3 is also immediately placed after extraction.
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Xin Wei, DDS, PhD, MS 1st edition 04/29/2014, last revision 01/19/2018