PTK removes superficial irregular tissue in the cornea making use of an excimer laser. It is often used for corneal scars, surface irregularities or recurrent erosions. Most sufferers practical experience noticeable improvement inside hours and distinct vision within a working day, with complete stabilization occurring more than numerous days. By https://cutewebdirectory.com/listings13497270/5-tips-about-lasik-eye-surgery-you-can-use-today