Side Effects of Corrective Eye Surgery Procedures
By Dr. Frank Thomnpson
As with any other kind of surgery, corrective eye surgery can result in a number of complications, both mild and serious. The complications can be loosely grouped into those that occur during the operation itself (intraoperative complications) and those that occur after (postoperative complications).
INTRAOPERATIVE COMPLICATIONS
Corrective eye surgery that employ the use of a microkeratome to create a corneal flap can lead to several complications during the surgery. Perforation of the eye, although rare, has been reported to happen. This was associated mostly with the older microkeratome units, and was mainly due to improper assembly. Other complications related to the use of a microkeratome include flap problems, such as thin, perforated, irregular or free flaps. Minute particles may also be driven underneath the flap, resulting in floaters in your vision.
Aside from complications due to the use of a microkeratome, there are also intraoperative complications due to the use of a laser. These complications include irregular astigmatism and decentration. With the advances in laser technology, there has been a significant decrease in these laser-related complications, now occurring in less than 1% of corrective eye surgeries.
POSTOPERATIVE COMPLICATIONS
Different problems in one's vision can occur after surgery. Some patients notice a decrease in their best-corrected vision after the surgery than their vision prior to the surgery. This is usually brought about by irregular removal of the eye tissue. Other vision problems include seeing starbursts, halos, glare and having double vision. These problems usually diminish in time. Night vision can also be s
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