What Are The Risks In Laser Surgery For The Eyes?
Ocular surgery, which is addressed by an ophthalmologist, is called Laser surgery. The 2 types of surgeries are LASIK, which is used to correct astigmatism, myopia and hyperopia. The surgery is done by using a laser. The other one is photorefractive keratectomy, which is considered to be the traditional form but the procedure is better than LASIK. Those who evade contact lens and glasses prefer to undergo the LASIK surgery. The surgery is associated with a lot of success the world over with a number of people placing a lot of faith in the quick results. It's certainly a quick fix in terms of being able to address the issue once and for all.
Though laser eye surgery is painless and the recovery time is quick, there are certain risks involved in this surgery. After the surgery, dryness is natural because they do not produce tears enough to moisture the eyes. This is a very common complaint after the surgery. Sometimes after the laser eye surgery, there is fluid retention in the eye, called corneal ecstasy, this condition in time may require a transplant of the cornea. Laser eye surgery may in certain rare cases lead to vision loss. This condition requires only this particular surgery. No contact lens or superior type of glasses can improve the sight.
There are very rare cases where laser eye surgery can be said to have achieved hundred percentage results. The patient has to continue using glasses or contact lenses and go in for alternate treatment options. There are certain patients who after the surgery develop halos or glares, blurred vision or double vision. Though the chart mapping vision may show good vision, the patient has problems seeing the form in low light contrast. Many patients find it difficult to drive at night. There can be infection after the surgery, sometimes the machinery is defective and the surgery has to be left incomplete.
There are instances when the patient is not totally cured by the surgery and he has to go through the surgery once again, as the original problem recurs again. Post-surgery decreases in vision are also some complaints. During certain laser eye surgeries, the cornea dynamics are changed, which makes it difficult to measure the pressure in case of a cataract or glaucoma surgery. There are certain cases where after the surgery, retinal detachments have been observed. People in the age group of 35 to 50, should evaluate whether eye issues like cataract and for that matter even glaucoma can be negated as the issue behind the vision problem, before they consider Laser eye treatment for any eye disorder.
The PRK procedure is medically justified because in this surgery excimer laser is used to remove the tissues and reshape it. This surgery is apt for near sightedness or far sightedness or astigmatism. The surgery is done under local anesthesia; it takes 20 minutes to perform the same. The surgery boasts of 95% success as compared to other laser surgeries. Whichever laser surgery you undergo for corrective vision surgery of your eye a qualified ophthalmologist should be consulted, who will advise you medical checkup and medications for prior and post-surgery which should be followed religiously.