Gnathion
Gnathion
Definition
The gnathion is the most antero-inferior point on the contour of the chin, right in the middle of the lower edge of the mandible. It serves as a crucial reference point for taking facial measurements and evaluating the proportions and structure of the face.
References
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Text by Antoine Micheau, MD and reviewed by Muhammad A. Javaid, MD, PhD © 2024 IMAIOS.