Because the principle of laser therapy is to cut off the corneal surface with a high-frequency laser beam, so as to adjust the diopter of the eye and achieve the purpose of removing the eye.
However, due to the differences of doctors, equipment, environment and patients' personal conditions, it is possible to make the cornea too thin or too thick. If you get thinner, your eyes will become hyperopia, or you should wear hyperopia glasses. At the same time, fundus diseases caused by myopia still exist, and diseases such as glaucoma and cataract will still occur after getting old. Therefore, if the degree is not too great, you should wear eyes. As for you, 65438+.
Side effects of operation: (1) Within 24-48 hours after operation, almost all cases had different degrees of eye pain and foreign body sensation.
(2) insufficient refractive correction (3) refractive regression phenomenon
(4) Halo phenomenon (5) The color recognition rate is reduced.
(6) Dim vision (7) Presbyopia appears in advance.
(8) postoperative astigmatism (9) is easy to cause keratitis.