The complexity of the LASIK surgery procedure is often obscured by the office-like milieu of the surgery room, the fact that it takes only a scant few minutes to accomplish the procedure, and the fact that the patient experiences virtually no pain. But, LASIK is in fact a complex surgical procedure with associated complications and risks, and it is certainly not apt for everyone. In order to determine your suitability, and to avoid potential LASIK complications, the best way is to get screened and tested prior to undergoing surgery.
Before the surgery, the patients corneal surface is examined with a computer-controlled scanning device. A topographic map of the cornea is created to determine irregularities in the shape of the cornea and also help detect astigmatism. Such preoperative examination is crucial in determining whether the patient is a viable LASIK candidate or not. Comprehensive testing and screening is helpful in avoiding LASIK problems at a later stage, since an inappropriate subject can be ruled out at the outset.
Laser eye surgery has its inherent limits as to how much vision correction it can accomplish. Patients with gravely poor eyesight are not...