Incidence and quantification of corneal haze by Pentacam Scheimpflug densitometry following photorefractive keratectomy for myopia in virgin and post corneal transplant eyes with dark irides.

Furthermore, later postoperative examinations disclosed a clear trend toward diminishing central opacification relative to peripheral regions over the entrance pupil.[ 12 ] After PRK, the early-onset corneal haze has been found associated with high myopia, astigmatism, and brown irides when late-onset corneal haze associated with ultraviolet radiation.[ 8 , 22 , 23 ]

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