Refractive surgery revision (LASIK reoperation)
I underwent LASIK surgery 1.5 months ago.
My left eye has stabilized at 0.9, but my right eye has deteriorated from 0.9 to 0.8 and then to 0.4.
A computer refraction showed 125 degrees of astigmatism and 125 degrees of myopia.
With glasses, I can only correct my vision to a maximum of 50 degrees, and increasing the prescription does not improve my vision.
I consulted another physician who mentioned that the corneal flap on my right eye was not cut smoothly, which might lead to a worsening of my condition to 200 degrees.
1.
In my situation, if I lift the cornea again in three months and undergo laser treatment, is it possible to achieve 1.0 vision?
2.
If my vision issues are indeed due to an uneven corneal flap, would redoing the laser treatment be effective?
3.
Will lifting the cornea again for laser treatment negatively affect the cornea and increase the risk of complications?
Thank you!
Meiling, 30~39 year old female. Ask Date: 2001/05/09
Dr. Huang Bozhen reply Ophthalmology
Explanation: Generally, the more eye surgeries performed, the higher the risk of complications.
For other issues, please consult an expert at a medical center.
Reply Date: 2001/05/09
More Info
Improving vision after a LASIK surgery can be a complex decision, especially when dealing with complications or unsatisfactory results. Based on your situation, where you have experienced a decline in vision in your right eye after the initial LASIK procedure, it is essential to consider several factors before proceeding with a potential second surgery.
1. Possibility of Achieving 1.0 Vision: The potential to achieve 1.0 vision (or 20/20 vision) after a second LASIK surgery largely depends on the current state of your eye, particularly the cornea's thickness and the overall health of your eye. If your cornea is sufficiently thick and healthy, and if the underlying issues causing your vision problems can be addressed, there is a possibility that a second procedure could improve your vision. However, it is crucial to have a thorough evaluation by your ophthalmologist to assess the corneal flap and the overall eye health before making any decisions.
2. Impact of an Uneven Corneal Flap: If your previous surgeon indicated that the corneal flap was not cut smoothly, this could indeed affect your vision. An uneven flap can lead to irregular astigmatism, which may explain the fluctuations in your vision. In this case, a second LASIK procedure might help, but it would depend on the surgeon's ability to correct the flap and the underlying refractive error. A careful assessment of the corneal topography and wavefront analysis would be necessary to determine the best course of action.
3. Risks of Reopening the Corneal Flap: Reopening the corneal flap for a second LASIK procedure does carry risks. While many patients undergo enhancement procedures successfully, there is a potential for complications such as infection, inflammation, or further irregularities in the cornea. The cornea may also become weaker with each procedure, which could increase the risk of ectasia, a condition where the cornea becomes progressively thinner and bulges outward. Therefore, it is critical to discuss these risks with your ophthalmologist and ensure that they are experienced in performing enhancement surgeries.
In addition to these considerations, it is essential to discuss your expectations and concerns with your eye care provider. They can provide personalized advice based on your specific situation and help you weigh the benefits and risks of a second LASIK surgery.
Furthermore, if LASIK is not an option due to corneal issues or other factors, there are alternative vision correction methods, such as PRK (Photorefractive Keratectomy) or implantable contact lenses (ICLs), which might be suitable for your case. These alternatives can sometimes provide better outcomes for patients with irregular corneas or those who have had previous surgeries.
In conclusion, while a second LASIK surgery may improve your vision, it is essential to approach this decision with caution. A thorough evaluation by a qualified ophthalmologist, who can assess your corneal health and discuss the potential risks and benefits, is crucial. Always prioritize your eye health and ensure that any surgical decision is made with a comprehensive understanding of the implications involved.
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