Hello....... Photorefractive keratectomy, or PRK, is a type of laser eye surgery used to correct mild to moderate nearsightedness, farsightedness, and/or astigmatism.PRK eye surgery is highly accurate in correcting many cases of nearsightedness. Approximately 80% to 90% of PRK patients have 20/20 visionwithout glasses or contact lenses one year after the surgery
Answered2016-10-30 11:53:42
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