“…Although much is known about the usual dental anatomy, anatomical variations may occur in any group of teeth, depending on the person. The maxillary central incisor in deciduous and permanent dentition most often presents a single root and one root canal (Cabo-Valle, 2001;Calvert 2014;Castro-Nunez, 2020;Garlapati et al, 2014;Kumar Gupta et al, 2015;Lambruschini & Camps, 1993;Levin, 2015;Lin et al, 2006;Nunes, 2020;Rao Genovese F, 2003). However, in rare situations, this group of teeth can contain more than one root or root canal, or even reveal themselves with a series of anomalous anatomies, such as: fusion, twinning, macrodontia and dens invaginatus.…”