IMAGING THE C-SHAPED CANALS

Knowledge of the C-shaped canal configuration is essential to achieve success in endodontic therapy. Radiographic and clinical diagnoses can aid in identification and negotiation of the fan-shaped areas and intricacies of the C-shaped anatomy. The definition of the C-shaped root canal system is that the morphology of its horizontal cross-section is in the form of a C, with canals which may or may not be separate. C-shaped canal configuration is a variation that has a racial predilection and is commonly seen in mandibular second molars. The aim of this article is to review and discuss the etiology, incidence, anatomic features, classification, diagnosis and management of the C-shaped canal configuration.