Sub Periosteal and Intra Ethmoidal Displacement of Gutta Percha Cone Following Endodontic Intervention of Maxillary First Molar
Int. j. odontostomatol. (Print); 15 (3), 2021
Foreign bodies in the ethmoid sinus are uncommon, and endodontic gutta percha displacement is even more rare. We present and discuss a case of displacement of gutta percha into the ethmoid sinus following root canal intervention of a maxillary first molar which presumably migrated through the maxillary s...