Basic Sciences

488) The GNATHION is:

A. The superior margin of the forehead
B. The depression at the root of the nose
C. The most prominent anterior projection of the chin
D. The lower border of the soft-tissue contour of the chin
E. The junction of the line tangential to the pogonion and the line tangential to the menton




REFERENCES & ANSWER




McGraw-Wall B.: Facial Analysis, Chapter 170, Head and Neck Surgery-Otolaryngology, (Bailey, editor), Third Edition, Lippincott Williams & Wilkins, pp. 2181-2183, 2001

Calhoun K. H., Stambaugh K. I.: Facial Analysis and Preoperative Evaluation, Chapter 168, Head and Neck Surgery-Otolaryngology, (Bailey, editor), 4th Edition, Lippincott Williams & Wilkins, pp. 2481-2497, 2006



488) E