Research Article
Management of Corneal Ectasia after LASIK with Phototherapeutic Keratectomy Combined with Photorefractive Keratectomy and Collagen Cross-Linking
Figure 4
Preoperative and postoperative 24-month follow-up of representative corneal topography. (a) Preoperative corneal topography. (b) Corneal topography follow-up at 24-month after same day PTK, PRK, and CXL treatment in patients with corneal ectasia after LASIK.
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| (b) |