The origin of some of the ciliary muscle fibres and the anchor of the trabecular meshwork, the scleral spur is an annular structure that appears as a projection posterior to the canal of Schlemm and whose function is purely mechanical.
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scleral spur — calcar sclerae … Medical dictionary
spur — SYN: calcar. [A.S. spora] calcarine s. [TA] the lower of two elevations on the medial wall of the posterior horn of the lateral ventricle of the brain, caused by the depth of the calcarine sul … Medical dictionary
Trabeculectomy — is a surgical procedure used in the treatment of glaucoma to relieve intraocular pressure by removing part of the eye s trabecular meshwork and adjacent structures. It is the most common glaucoma surgery performed and allows drainage of aqueous… … Wikipedia
Glaucoma surgery — Glaucoma is a group of diseases affecting the optic nerve that results in vision loss and is frequently characterized by raised intraocular pressure (IOP). There are many glaucoma surgeries, and variations or combinations of those surgeries, that … Wikipedia
part — A portion. SYN: pars [TA]. abdominal p. of aorta SYN: abdominal aorta. abdominal p. of esophagus [TA] the portion of the esophagus from where it passes through the diaphragm to the stomach. See … Medical dictionary
calcar — 1. A small projection from any structure; internal spurs (septa) at the level of division of arteries and confluence of veins when branches or roots form an acute angle. SEE ALSO: vascular spur. 2. A … Medical dictionary
Ciliary muscle — The choroid and iris. (Ciliary muscle is labeled near top.) Latin musculus ciliaris Gray s … Wikipedia
Iridodialysis — Classification and external resources ICD 10 H21.5 ICD 9 364.76 Iridodialysis, sometimes known a … Wikipedia
roll — 1. A mass or structure in the shape of a r.. 2. The process by which a round entity is moved by a pressure gradient, as a leukocyte moves along a blood vessel wall. iliac r. a sausage shaped, often painful, nonfluctuating … Medical dictionary
calcar sclerae — [TA] scleral spur: the posterior lip of the venous sinus of the sclera to which most of the fibers of the trabecular reticulum of the iridocorneal angle and the meridional fibers of the ciliary muscle are attached; called also scleral roll … Medical dictionary
