The aim of this study was to investigate the root canal configuration, accessory canals and number of main foramina of 123 maxillary second molars by means of micro-computed tomography. The teeth ...

The anatomical foramen, defined in this study as the widest diameter, results (Table 3; Figure 1), showed in the maxillary first molar a 0.33 mm ±0.14 mm diameter in the mesiobuccal (MB), 0.31 mm ...