Postoperative cataract patients may experience difficulty seeing at intermediate distances?
Hello, Doctor Gao.
I have come to consult you again.
I had cataract surgery on my right eye on November 8, using an aspheric monofocal intraocular lens.
I took three days off, and just now at home, I did a visual test without glasses while looking at the computer screen and realized that I can't see clearly.
(My left eye is -5.00 diopters, the right eye had cataract surgery and the prescription was not retained, and both eyes have presbyopia of +2.25 diopters.) Currently, I am not wearing glasses; I rely on my right eye for distance vision and use my left eye for reading newspapers.
It's not a major issue, but I am still working in the accounting department, so the computer screen and numbers are part of my daily work.
Now I am alarmed that I can't read the text on the computer screen clearly.
What should I do?
1.
How should I address the issue of not being able to see at intermediate distances?
2.
My ophthalmologist told me that I should wait three months before getting glasses, as the prescription will stabilize by then.
What should I do in the meantime?
3.
I have a monofocal intraocular lens in my right eye; can I use multifocal lenses?
Jingju, 50~59 year old female. Ask Date: 2023/11/10
Dr. Gao Pilin reply Ophthalmology
Hello: 1.
You can first purchase a pair of disposable contact lenses to wear on your left eye.
The prescription should be approximately between -3.00 to -4.00 diopters; you can try to see which prescription is more suitable for computer use.
2.
You may want to get a pair of glasses suitable for your left eye for computer use, and consider the prescription for your right eye after three months.
3.
A monofocal intraocular lens can be implanted in the right eye, and it is also possible to use multifocal lenses without any issues.
Reply Date: 2023/11/10
More Info
Hello! Thank you for reaching out with your concerns regarding your vision after cataract surgery. It’s understandable to feel anxious about changes in your vision, especially when your work involves frequent use of a computer. Let’s address your questions one by one.
1. How to Handle Intermediate Vision Issues
After cataract surgery, especially with the implantation of a monofocal lens, it’s common to experience difficulties with intermediate vision, which typically ranges from about 18 inches to 3 feet. Since you mentioned that you are having trouble seeing the computer screen clearly, there are a few strategies you can consider:
- Adjust Your Workspace: Ensure that your computer screen is at an appropriate distance. Sometimes, simply adjusting the height or distance of your monitor can help improve clarity.
- Lighting: Make sure your workspace is well-lit. Good lighting can help reduce strain on your eyes and improve visibility.
- Frequent Breaks: Follow the 20-20-20 rule: every 20 minutes, look at something 20 feet away for 20 seconds. This can help reduce eye strain and fatigue.
2. Prescription Glasses and Stabilization of Vision
Your ophthalmologist is correct that it’s generally advisable to wait about three months post-surgery before getting your eyes tested for glasses. This waiting period allows your eyes to stabilize after the surgery, as vision can fluctuate during the healing process. However, if your vision is significantly impacting your ability to work, you might want to discuss this with your doctor. They may be able to provide a temporary solution, such as a pair of reading glasses or a prescription for computer use, even before the three-month mark.
3. Using Multifocal Lenses with a Monofocal Implant
Regarding your question about using multifocal lenses with your monofocal intraocular lens (IOL), it’s important to understand that while it is technically possible to wear multifocal glasses over a monofocal lens, the effectiveness can vary. Multifocal lenses are designed to provide clear vision at multiple distances, but they may not work as well with a monofocal lens because the two types of lenses have different focal points.
If you are considering multifocal glasses, it would be best to consult with your eye care provider. They can assess your specific situation and recommend the best type of lenses for your needs. They may also suggest progressive lenses, which can provide a smooth transition between different focal lengths without the visible lines of traditional bifocals.
Additional Considerations
- Follow-Up Appointments: Make sure to keep your follow-up appointments with your ophthalmologist. They can monitor your healing process and make adjustments to your treatment plan as necessary.
- Patience: It’s important to be patient with your recovery. Vision changes can take time, and many patients find that their vision improves significantly in the months following surgery.
In conclusion, while it’s frustrating to experience these vision issues, there are steps you can take to manage your situation. Communicate openly with your eye care provider about your concerns, and don’t hesitate to ask for interim solutions while you wait for your vision to stabilize. Best of luck, and I hope you find relief soon!
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