Thursday, November 19, 2009

A Broad Discussion Of LASIK Eye Surgery

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LASIK is a form of refractive surgery performed basically on the corneal (the translucent outer layer of the eyeball) portion of the eye. Long before LASIK (Laser-Assisted in Situ Keratomileusis) surgery was accepted, many types of eye surgery are being discerned and tested by surgeons to cure certain eye defects and problems. The process of LASIK was discovered way back in the 1950’s by a Columbia-based Spanish Ophthalmologist. The incessant studies, research and experiment regarding this procedure has brought changes and a huge step in advance for the enhancement of knowledge and ascertainment of other methods like RK (radial keratotomy), wavefront-guided PRK and the modern intraocular lenses. This technology is also now applied in Astigmatism Surgery.

Here’s an overview of Laser Eye Surgery for better understanding: LASIK (Corneal surgery), is an irreparable eye operation that is basically carried out to correct Myopia (near sightedness), Hyperopia (far sightedness) and Astigmatism (abnormal curvature of the eye lens). It is acted by an Ophthalmologist after some tests in able to determine if the client is a candidate for the surgery. For many patients, LASIK is a good alternative to prevent the use of contact lenses and/or eyeglasses since all of them are for the purpose of correcting eye problem.

The full procedure will only take 10 to 15 minutes each eye and only needed a mild sedative and anesthesia and is categorize as an out-patient surgery. But just like any other procedure, an informed consent is entailed since, although LASIK is an OPD type operation, it is still a harsh procedure and may cause complications to the patient. Diagnostic examinations are required. Primary reason for it is of course you don’t want to have your cornea being flapped and suctioned for no reason at all and secondly, for your Ophthalmologist to know what precisely needs to be done, what are the probable complications that might occur and be prepared ahead of time.

Beforehand, several preparations and adjustments are done. The operation proper is divided into 3 main procedures. First is the makingconstruction of a flap in the corneal tissue. The second is the laser remodeling. With the use of Excimer laser, the corneal stroma will be modified depending on how much stroma will be remove based on the diagnosis. Thirdly and lastly, the repositioning of the flap. In this step, the surgeon will return the flap to its place but first the presence of debris and bubbles are checked before it is placed back. No darn are required. The “initial success” postoperative process will be laid to the patient’s sleep pattern (in order to let the natural adhesion and curing process of the eye), some anti-infectives and anti-inflammatory eye medications.

Notwithstanding the least aberration the LASIK surgery cause, there are still safety measures that needs to be done by the patient to limit or even prevent further complication. Some of these are: a lot and prolonged sleep hours, utilization of eye shield or patch to prevent the unintentional rubbing of the operated eye, avoid stooping and bending to avert the increase of eye pressure, apt and strict compliance with prescribed medication and of course follow-up check up.

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