Refractive Transepithelial Photo-keratectomy (T-PKR) in High Myopia

Inclusion Criteria: * age ≥18 years, * myopic sphere of -6 diopters or more, * astigmatism less than 3 diopters, * stable myopia not progressing for more than one year Exclusion Criteria: * age \<18 years, * myopic sphere less than -6 diopters, * astigmatism greater than 3 diopters, * progressive myopia (variation of more than 0.5 diopters over one year), * abnormal corneal topography or the presence of manifest keratoconus, * pre-existing eye pathology, * history of eye surgery, * active inflammatory or infectious eye disease, * dermatological disease or systemic connectivitis