A unique lesion mimicking a root fracture due to a patent furcation canal The MB2 canal of upper molars is highly variable. It can join the MB1 canal, it can be completely absent, and (as in this case) it can have its own separate foramen far short of the radiographic apex. This patient [...]
Root canal treatment of a necrotic incisor presenting with dens in dente This patient, an 18 year old male, presented without symptoms to our office in 2012 regarding a periapical lesion associated with #25. Examination revealed irregular root and crown morphology consistent with dens in dente--also termed ‘dens invaginatus.' Root canal treatment was [...]
Unusual anatomy of a mandibular second molar Nonsurgical root canal therapy was performed on #31. During the procedure a mid-mesial canal was detected just lingual to the mesio-buccal orifice, via troughing with an ultrasonic tip and the aid of a dental operating microscope. Radiographs were taken to reveal an abrupt, midroot canal curvature [...]
Unusual anatomy of a mandibular first premolar Nonsurgical root canal therapy was performed on #21 with unusual morphology. (See images 1-3) Pre-operative radiograph 2. Intra-operative radiograph 3. Post-operative radiograph Thorough knowledge of tooth morphology and root canal anatomy [...]
Unusual anatomy of a maxillary first premolar. Nonsurgical root canal therapy was performed on #5 with unusual morphology. (See images 1-6) 1. Pre-operative Radiograph 2. Pre-operative shift-shot 3. Palatal orifice 4. Two buccal orifices 5. Post-operative radiograph [...]
