Astigmatism adds myopia, astigmatism exceeds how many degrees cannot become an operation

With astigmatism and myopia, if the patient's astigmatism degree exceeds 600 degrees, laser surgery cannot be performed. There is also an age limit for surgery, and the patient is not 18 years old, and surgery cannot be performed. Good eye habits should be developed at ordinary times to help alleviate eye discomfort.