Femtosecond-assisted deep anterior lamellar keratoplasty using big-bubble technique in a cornea with 16 radial keratotomy incisions

Purpose:To report on a patient with uncorrectable fluctuating astigmatism from multiple previous radial keratotomy (RK) procedures who successfully underwent a femtosecond laser-assisted deep anterior lamellar keratoplasty (DALK) with big-bubble technique.Methods:A 60-year-old woman with a history o