Laser Treatment Effects on Retina: Common Concerns and Questions - Ophthalmology

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Retinal laser therapy


Hello Dr.
Gao, I previously had laser treatment and today I went for a follow-up at a nearby clinic (not the one where I had the laser done, as I have no trust in them).

Photo 1: https://img.onl/35TxsB
Photo 2: https://img.onl/NK7baj
Today’s photo is Photo 2, and Photo 1 was taken six months ago.
I would like to ask Dr.
Gao:
1.
How is it possible that Photo 2, taken just six months later, looks so dark? Is this condition normal after laser treatment?
2.
The doctor was unable to capture a complete image; does this indicate that the area is too large (the images are cropped at the edges)?
3.
The examination today was quite unique; the doctor initially did not touch my eyes but asked me to look in various directions.
After the examination, I asked the doctor about the condition of the area treated with laser, and suddenly the doctor applied eye drops and gel, then placed a lens in my eye for another look, and said it was a grid-like degeneration without any holes.

4.
Based on the photos, does it appear to be what is referred to as grid-like degeneration?
5.
Is the method of not touching the eye and placing a lens in the eye to look at it clearer?
6.
Do these two examination methods have specific names? Which one is better?
I apologize for bothering you again, Dr.
Gao, and I promise not to ask questions for a short period.
Thank you very much.

Danxin de ren, 30~39 year old female. Ask Date: 2022/09/05

Dr. Gao Pilin reply Ophthalmology


Hello, concerned individual:
1.
It's normal; after the procedure, it will gradually scab over and turn dark.

2.
The area captured in the imaging is limited; dynamic examinations can adjust the position at any time, but static imaging may appear this way.

3.
If the image is blurry, it is difficult to make a judgment.

4.
Only then can the surrounding areas be observed.

5.
By inserting into the eye, a broader peripheral view can be obtained.
These are all methods for fundus examination, just with different tools.

Reply Date: 2022/09/05

More Info


Hello! Thank you for your questions regarding the effects of laser treatment on the retina and your concerns about your eye health. It’s completely understandable to have questions after undergoing such procedures, and I’m here to help clarify some of your concerns.

1. Changes in Appearance Post-Laser Treatment: It’s not uncommon for the retina to show changes in appearance after laser treatment. The darkening you see in the second photo compared to the first could be due to several factors, including the healing process, the nature of the laser treatment, or even the way the images were captured. Laser treatments can cause temporary changes in the retinal structure, and while some changes are normal, significant alterations should be monitored closely. It’s essential to discuss these changes with your eye care provider to ensure they are within expected parameters.

2. Photographic Limitations: If the doctor was unable to capture a complete image of your retina, it may indicate that the area being examined is extensive or that the imaging technique used has limitations. Some imaging methods can only capture a portion of the retina at a time, especially if there are areas of concern that require closer examination. This does not necessarily mean there is a problem, but it does warrant further investigation if there are significant changes.

3. Grid-like Degeneration: The term "grid-like degeneration" refers to a specific pattern of changes in the retina that can occur after laser treatment. If your doctor mentioned this, it suggests that they observed a particular pattern that is characteristic of certain retinal conditions. However, the absence of holes is a positive sign, as it indicates that there is no immediate risk of retinal detachment. It’s crucial to follow up with your doctor to monitor this condition over time.

4. Examination Techniques: The difference between not touching the eye and using a lens to examine it is significant. The lens allows for a more detailed view of the retina, providing a clearer image of the structures within the eye. Non-contact methods, such as using a camera or imaging device, can be useful for initial assessments but may not provide the same level of detail as direct examination with a lens.

5. Terminology of Examination Methods: The two methods you mentioned can be referred to as "non-contact imaging" (like fundus photography) and "contact examination" (using a slit lamp or indirect ophthalmoscopy with a lens). Each method has its advantages; non-contact methods are less invasive and can capture broader areas, while contact methods provide more detailed views of specific areas. The choice of method often depends on the clinical situation and the information the doctor needs.

In summary, it’s essential to maintain open communication with your eye care provider regarding any changes you notice after laser treatment. Regular follow-ups are crucial to monitor your retinal health and ensure that any changes are managed appropriately. If you have further concerns or if your symptoms change, don’t hesitate to reach out to your healthcare provider for additional evaluations. Your eye health is paramount, and staying informed is a key part of managing it effectively. Thank you for your questions, and I wish you the best in your recovery and ongoing eye care!

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