G7: In Focus: Refractive Problems

Overview from the National Eye Institute

Refractive errors are a common eye condition that occurs when the eye’s shape prevents light from focusing directly on the back of the eye.

from the Merck Manual

The goal of laser vision correction (LVC) is to eliminate or reduce the need for glasses and contact lenses.

CK is being studied as a possible treatment for keratoconus and certain types of astigmatism as well.

This is a type of refractive eye surgery. It reduces the need for reading glasses in people at middle age and older by correcting mild cases of hyperopia.

phakic lenses, are lenses made of plastic or silicone that are implanted into the eye permanently to reduce a person's need for glasses or contact lenses.