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 Indian J Med Microbiol  
 

Figure 2: Multiplanar reformatted-sagittal slice at the level of incisive foramen/nasopalatine canal showing three different vertical reference points. P1: The palatal opening of the incisive canal (opening level). P2: Midlevel between the opening level and the root apex of the maxillary central incisors. P3: The root apex of the maxillary central incisors (root apex level)

Figure 2: Multiplanar reformatted-sagittal slice at the level of incisive foramen/nasopalatine canal showing three different vertical reference points. P1: The palatal opening of the incisive canal (opening level). P2: Midlevel between the opening level and the root apex of the maxillary central incisors. P3: The root apex of the maxillary central incisors (root apex level)