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scleral spur


Definition: circular ridge of sclera on the internal aspect of the corneoscleral junction; on cross-section, it appears as a hooklike process deep to the scleral venous sinus; relatively rigid, it provides attachment for the meridional fibers of the ciliary body.

Synonym(s): calcar scleraeTA, scleral roll

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