目的：评价准分子激光屈光性角膜切削术治疗放射状角膜切开术后残余近视散光的预测性、稳定性和安全性。
Objective:To evaluate the predictability, stability and safety of excimer laser photorefractive keratectomy (PRK) for correcting the residual myopia and astigmatism after keratotomy (RK).
方法：对102例186只高度近视眼行多区准分子激光屈光性角膜切削术并随访6个月。
Method: 186 eyes of 102 patients with high myopia were performed by MZPRK and the follow-up period was 6 months.
目的：观察准分子激光治疗性角膜切削术(PTK)对角膜浅层病变的疗效。
Objective: to investigate the treatment of corneal superficial diseases with photo therapeutic keratectomy (PTK).
目的探讨准分子激光屈光性角膜切削术（PRK）后角膜表面形态和屈光力变化。
ObjectiveTo investigate the change in corneal surface shapes and refractive powers after photorefractive keratectomy(PRK).
目的了解丝裂霉素C（MMC）及透明质酸（HA）对准分子激光屈光性角膜切削术（PRK）术后及正常兔角膜成纤维细胞增殖的影响。
ObjectiveTo study the role of mitomycin C(MMC) and hyaluronic acid (HA) on the proliferations of normal and photorefractive keratectomy(PRK) rabbit corneal fibroblasts.
目的了解丝裂霉素C（MMC）及透明质酸（HA）对准分子激光屈光性角膜切削术（PRK）术后及正常兔角膜成纤维细胞增殖的影响。
ObjectiveTo study the role of mitomycin C(MMC) and hyaluronic acid (HA) on the proliferations of normal and photorefractive keratectomy(PRK) rabbit corneal fibroblasts.
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