Case Study Number 322 Broken instrument in palatal root canal Calcified root canal Broken instrument removed under the high magnification of
Long Casted Post and Broken Instrument Removal to Allow for Endodontic Revision on Maxillary First Molar
Case Study Number 042210 This case shows more than one factor listed in the HIGH DIFFICULTY category: non-negotiated canal, ledge and separated
Extreme Endo to Preserve a Tooth Which May Otherwise Be Lost
Case Study Number 316 Legend: Separated file Machined post Previously underseen fourth canal apex Endo retreatment steps: Opening