4 Terms
Contributors in Eye surgery
Eye surgery
Munnerlyn formula
Eyewear; Optometry
Named for engineer Charles R. Munnerlyn, Ph.D, who pioneered the technology for vision correction based on the excimer laser. This is the basic formula to calculate the amount of tissue that needs to ...
Starbursts
Eyewear; Optometry
A known complication of refractive surgery that causes images from light sources to blur with spikes radiating out from the center. Starbursts also occur naturally without refractive surgery.
Convex lens
Eyewear; Optometry
A lens with a bulging surface like the outer surface of a ball. Convex lenses are plus power lenses and are used to correct hyperopia or farsightedness. Also used for reading glasses as required for ...
Ablation zone
Eyewear; Optometry
The area of the cornea including the fully corrected optical ablation zone and the transition zone.
Epithelial ingrowth
Eyewear; Optometry
A complication of refractive surgery when epithelial cells under the flap begin to grow and multiply causing visual abnormalities and if sever, loss of visual acuity. The most common treatment is ...