PTK Removes superficial irregular tissue through the cornea applying an excimer laser. It is frequently useful for corneal scars, area irregularities or recurrent erosions. Very clear distance vision ordinarily seems within 24 hrs, and stabilization proceeds over the next days. Your medical doctor displays development throughout scheduled comply with-up visits. https://zeedirectory.com/listings13431029/helping-the-others-realize-the-advantages-of-lasik-surgery