In keratoconus, your cornea thins and gradually bulges outward into a cone shape. This can cause blurry, distorted vision.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press.
Benefactor support fuels Mayo Clinic’s groundbreaking research. Make a gift today to help us save lives.