PRK corrects myopia with high predictability up to 19 years postoperatively

Eyes with low myopia had better refractive stability than eyes with high myopia up to 19 years after PRK, according to a study.The retrospective study included 160 eyes that were treated with PRK for myopia between 1992 and 1998. Ablation was performed at the 5-mm to 6.5-mm optical zones with the Summit broad-beam excimer laser (Summit Technology). Eyes that were re-treated were not included.

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