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Refractive error: Astigmatism is a measure of how "unround" the eye is. We tend to think that the eye is a perfectly round globe, but it actually is almost always at least a little oblong, like a rugby ball. The degree to which the front window (cornea) is oblong is measured in amount and angle of astigmatism (in which direction the ball is standing). Glaucoma has nothing to do with astigmatism. ...Read moreSee 1 more doctor answer
I have very thin optic nerves, so does my dad. Am i a suspect of glaucoma ? My io pressure is normal. I have astigmatism and far sightedness.
Follow-up: Fortunately you ar still a young adult and are naturally concerned. Does your dad HAV glaucoma, or other fam members? I strongly rec that you continue with eye md exams to verify that your optic nerves are still functioning normally. A specialist in glaucoma is an excellent resource. They have years of experience to know when/if to treat your eyes. Oftenspecific diagnostic testing is performed. ...Read moreSee 2 more doctor answers
Usually not: Astigmatism is a physical curvature aspect of the cornea and lens of the eye which in effect makes the eye oval. The term astigmatism is from physics and is not usually a bad thing. The correction is a reverse oval in the eyeglasses or contacts. Most astigmatism is small and easily corrected. Sometimes it is large or irregular and that make perfect vision difficult. See your ophthalmologist. ...Read more
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