Astigmatism - Astigmatism is really a ailment the place the cornea receives curves or flattened, that's why interfering Using the near and distant eyesight. A corneal flap is developed with the assistance of the surgical Software called a microkeratome or perhaps a femtosecond laser. The flap is folded back again http://chernousovajazz.ru/user/frowneel21/