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Astigmatism itself typically does not lead to legal blindness, as it is a common refractive error that can usually be corrected with glasses, contact lenses, or surgery. Legal blindness is defined as having a visual acuity of 20/200 or worse in the better eye or a field of vision of 20 degrees or less. However, if astigmatism is severe and left untreated, it can contribute to significant visual impairment. Regular eye exams and proper corrective measures are essential to manage astigmatism effectively.

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Can astigmatism ever be caused by a bang to the head or being dropped as a baby?

Astigmatism is generally caused by irregularities in the shape of the cornea or lens of the eye, not by head trauma or being dropped as a baby. However, certain eye injuries or trauma may contribute to changes in the shape of the cornea or lens, which could potentially lead to astigmatism. It is important to consult with an eye care professional for a proper diagnosis and treatment.


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