• Higher-order aberrations are visual problems not captured in a traditional eye exam which tests only for acuteness of vision

• Severe aberrations can effectively agency significant vision impairment
• These aberrations include starbursts, ghosting, halos, double vision, and a number of other post-operative complications listed below.

In situ keratomileusis effected at a later age increases the incidence of corneal higher-order Orange County Lasik wavefront aberrations. Conventional eyeglasses do not correct higher order aberrations.