Keratoconus

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With keratoconus, the clear, dome-shaped tissue that covers the eye (cornea) thins and bulges outward into a cone shape. Its cause is unknown.

Overview

Symptoms first appear during puberty or the late teens and include blurred vision and sensitivity to light and glare.

Symptoms

Vision can be corrected with glasses or contact lenses early on. Advanced cases may require a cornea transplant.

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