The patient reports loss of a piece of material 8 days postop. It must be the additional acrylic, since it is absent 6 weeks postop (Fig.5). The provisional (Fig.5 P) looks wide, probably related to post-extraction gingiva and bone atrophy (Fig.6, 7 *).
Xin Wei, DDS, PhD, MS 1st edition 01/02/2020, last revision 01/02/2020