This case report is to present a maxillary first molar with one O-shaped root, which is an extended C-shaped canal system. Patient with chronic apical periodontitis in maxillary left first molar ...

Imaging helped guide the dental treatment of a woman with two molars that had at least six abnormal root canals due to taurodontism, a tooth development disorder. The case report was published on ...

The two maxillary sinuses are located below the cheeks, above the teeth and on the sides of the nose. The maxillary sinuses are shaped like a pyramid and each contain three cavities, which point ...