PTK uses laser technology to treat the outer layer of the cornea, called the epithelium. It can remove corneal scares, dystrophies, and erosions to improve vision clarity.
The procedure for removing Salzmann nodules, which are light-grayish or bluish-white nodules on the corneal surface that can cause discomfort and visual disturbances.
SK is a surgical procedure that manually removes any irregularities present on the superficial layers of the cornea, including corneal scars or dystrophies.
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