How Do I Correct Regular and Irregular Astigmatism?

keratoconus

Everyone has heard of “astigmatism.” Astigmatism basically means that your cornea, or your eye, is shaped more like a football than a basketball – more cylindrical than spherical. Astigmatism is not an eye disease at all; it is merely another number in your prescription and describes the specific curvature of your eye, just like the […]

How Can I Treat Keratoconus? What is Collagen Cross Linking?

cross linking

Keratoconus is the ultimate example of irregular astigmatism (see separate blog post below). In irregular astigmatism, the “bowtie” on the Pentacam or corneal topography is not symmetrical. In keratoconus, the inferior part of the bowtie is a lot more steep than the superior part of the bowtie which is flatter. It leads to worsening vision, […]