The cornea need to have sufficient thickness making sure that it might be reshaped to appropriate the refractive error. The main element distinction between PRK and LASIK is definitely the creation of the flap from the cornea. Whilst LASIK surgery requires a skinny flap to reshape the cornea, PRK gets https://ragingbookmarks.com/story20112917/the-ultimate-guide-to-lasik-eye-surgery