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(a, b) Axial images of tooth 16 showing a hypodense line (arrow) extending from the root canal to the surface of the palatal root, similar to a VRF; however, the hypodense line is present on only one slice and appears as a round hypodense canal closer to the surface of the root on the next axial slice. (c) Coronal reconstruction image clearly showing a lateral canal (arrow) of the palatal root.
