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supraorbitomeatal plane


Definition: a plane passing the superior orbital margins and the superior margin of the external acoustic meatuses; it makes an angle of approximately 25–30 degrees with the Frankfort plane; routine CT scans of the brain are made parallel to this plane to limit exposure of eyeball to ionizing radiation.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.