Transepithelial Phototherapeutic Keratectomy Using a 213-nm  Solid-State Laser System Followed by Corneal Collagen Cross-Linking with Riboflavin and UVA Irradiation

<table>Preoperative (left) and one-month postoperative (right) topography (Technomed C-Scan, Baesweiler, Germany) of the keratoconic patient treated with combined transepithelial phototherapeutic keratectomy and collagen cross-linking with riboflavin and UVA irradiation.</table>

Journal of Ophthalmology

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Figure 2: Transepithelial Phototherapeutic Keratectomy Using a 213-nm  Solid-State Laser System Followed by Corneal Collagen Cross-Linking with Riboflavin and UVA Irradiation 

Figure 2 | Transepithelial Phototherapeutic Keratectomy Using a 213-nm  Solid-State Laser System Followed by Corneal Collagen Cross-Linking with Riboflavin and UVA Irradiation 