نتایج جستجو برای: phototherapeutic keratectomy

تعداد نتایج: 1760  

2015
Rama Chandra Murthy

Background: Sheroidal degeneration , reported as a rare entity in western literature is a common ocular morbidity in our parts of India. It is commonly seen in persons who are exposed to intense sun light (excess UV radiation) reflected off the surface of the sea, snow and sand. Hence, its prevalence is more in fishermen. Clinically, it is characterised by the presence of amber coloured spherul...

2013
Hyun Seok Ahn Jae Lim Chung Eung Kweon Kim Kyoung Yul Seo Tae-Im Kim

PURPOSE The corneal change induced by refractive procedures influence both the postoperative refractive status and the ocular spherical aberration (SA). We evaluated changes in corneal SA after three types of surface ablation: phototherapeutic keratectomy (PTK), myopic photorefractive keratectomy (PRK), and myopic wavefront-guided laser epithelial keratomileusis (LASEK). METHODS Twenty-six ey...

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