Skip to Content
Medical Term:

orbital tubercle (of zygomatic bone)


Definition: a small elevation on the orbital surface of the zygomatic bone, just within the orbital margin, about 1 cm below the zygomaticofrontal suture; attaches to the lateral check ligament, the lateral palpebral ligament, and the suspensory ligament of the eyeball.

Synonym(s): tuberculum orbitale ossis zygomaticiTA, eminentia orbitalis (ossis zygomatici), orbital eminence of zygomatic bone, Whitnall tubercle

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