LASIK surgery is a safe, FDA-approved laser procedure, and it corrects common vision problems such as nearsightedness, farsightedness, and astigmatism. Some patients achieve 20/20 vision or better, which helps improve their quality of life. Persistent myths about blindness, pain, and impermanence can mislead patients, necessitating professional guidance. Here is more information on what LASIK is, how it works, and common myths debunked:
What Is LASIK Surgery?
LASIK, short for laser-assisted in situ keratomileusis, is a refractive eye surgery designed to correct vision problems caused by irregularly shaped corneas. The procedure targets three primary conditions: myopia (nearsightedness), hyperopia (farsightedness), and astigmatism. The goal of LASIK surgery is to reshape the cornea so that light entering the eye focuses precisely on the retina. When this alignment is achieved, the need for corrective lenses is reduced or eliminated altogether, and the results are immediate and long-lasting for some patients.
How Does It Work?
LASIK surgery begins with creating a thin flap in the outer corneal layer. A surgeon uses a femtosecond laser to create this flap; it is then carefully folded back to expose the underlying corneal tissue. Once the tissue is exposed, an excimer laser removes microscopic amounts of tissue to reshape the cornea according to the patient’s specific prescription, which varies with the degree of refractive error being corrected.
After reshaping is complete, the flap is repositioned and adheres naturally without stitches. The entire procedure may take less than an hour, and patients remain awake throughout. Patients may experience pressure or movement during the procedure.
Who Does It Help?
LASIK surgery is appropriate for a range of patients who meet specific clinical criteria. Eligible candidates typically include:
- Adults over 18 with a stable vision prescription
- Individuals with sufficient corneal thickness and no underlying eye diseases
- Patients with moderate prescriptions
Ophthalmologists determine individual suitability through a comprehensive pre-operative assessment that may include measurements of corneal shape, pupil size, and overall eye health.
What Are Common Myths?
One common myth is that LASIK leads to blindness, but this is not true. Serious complications are rare, and the FDA classifies LASIK as a low-risk procedure for suitable candidates. Another myth claims results are not permanent. LASIK permanently alters the corneal structure, and this physical reshaping does not reverse over time. The eye naturally ages, which can sometimes result in presbyopia. Presbyopia is an independent physiological development rather than a failure of the initial surgical intervention.
An additional misconception about the surgery is that it is painful. The surgical procedure does not cause physical pain. Because clinical staff administer topical anesthetic drops prior to the operation, patients do not experience surgical sensation. Some individuals experience post-operative dryness or a mild burning sensation, but these symptoms typically resolve quickly.
Learn More About LASIK Today
LASIK surgery is safe, has a high success rate, and has a short recovery time. The myths surrounding blindness, permanence, and pain are not supported, and patients who meet the candidacy criteria stand to benefit from the procedure. If you are looking to correct vision issues, consult an ophthalmologist to learn more about your options.
