PTK removes superficial irregular tissue through the cornea working with an excimer laser. It is commonly useful for corneal scars, area irregularities or recurrent erosions. Most sufferers experience noticeable improvement inside of hrs and obvious vision in a day, with whole stabilization happening about a number of days. This is https://one-bookmark.com/story20793852/how-lasik-specialist-can-save-you-time-stress-and-money