Case Report
Copyright ©The Author(s) 2016.
World J Clin Cases. Aug 16, 2016; 4(8): 229-232
Published online Aug 16, 2016. doi: 10.12998/wjcc.v4.i8.229
Figure 1
Figure 1 The preoperative panoramic radiography showed an unknown disappearance of an upper endosseous dental implant previously located in the posterior aspect of the right upper maxilla.