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10% of Glaucoma Cases are Closed or Narrow Angle
Glaucoma is a disease that affects the optic nerve. The disease causes optic nerve damage, which lea...

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Toric lenses are used to correct astigmatism. Astigmatism is a vision condition where an irregularly shaped cornea affects the vision. In the past, the only options for those with astigmatism were either glasses or hard gas permeable contact lenses. But toric lenses, which are lenses with a special shape, now offer an alternative. There are several types of toric lenses to choose from.