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Medical Term:

sciatic foramen


either of two foramina formed by the sacrospinous and sacrotuberous ligaments crossing the sciatic notches of the hip bone: greater sciatic foramen [TA] (foramen ischiadicum majus [TA]) and lesser sciatic foramen [TA] (foramen ischiadicum minus [TA]).

Synonym(s): foramen ischiadicum (anterior et posterior)

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.