An eye specialist, usually an ophthalmologist or optometrist, will examine your eye, assess your vision, and take the ...

Toric IOLs outperform femtosecond laser-assisted astigmatic keratotomy in reducing postoperative astigmatism and improving ...

Pre-existing corneal astigmatism is a significant ... it is important to correct pre-existing spherical errors by accurate biometry and intraocular lens (IOL) power calculation, and to manage ...

“When looking at the topography, you want to make sure it’s regular, especially if you’re going to use astigmatism-correction lenses,” Al-Mohtaseb said. “Look at decentered ablations ...

Pathophysiologically, astigmatism results from asymmetry, typically in the anterior cornea, but it can also be caused by the posterior cornea or lens. [1] The asymmetry means that light is focused ...

These versatile lenses can be a practical vision correction solution that is more ... Toric Lenses: Specialized lenses for astigmatism. There are numerous factors to consider when choosing the ...