R R

What Is Laser Retinal Photocoagulation?

Laser retinal photocoagulation is a procedure that uses a medical laser to create small, controlled burns on the retina. These burns can seal leaking blood vessels, shrink abnormal new vessels, or create scar tissue that supports a weak retinal area. It is commonly used for diabetic retinopathy, retinal tears, retinal vein occlusions with neovascularization, and other retinal conditions. The goal is to reduce the risk of bleeding, swelling, or retinal detachment and help preserve vision.

Link to This Resource Page

Provide a valuable resource to your clients or customers by linking to this resource page. Just place the following link on your website.

To display this...

What Is Laser Retinal Photocoagulation?

Laser retinal photocoagulation is a procedure that uses a medical laser to create small, controlled burns on the retina. These burns can seal leaking blood vessels, shrink abnormal new vessels, or create scar tissue that supports a weak retinal area. It is commonly used for diabetic retinopathy, retinal tears, retinal vein occlusions with neovascularization, and other retinal conditions. The goal is to reduce the risk of bleeding, swelling, or retinal detachment and help preserve vision.

read more about laser retinal photocoagulation ...

Copy this HTML:

Copy HTML Copied!

What Conditions It Treats

Retinal laser is used when targeted scarring can stabilize retinal disease or reduce harmful vessel growth.

  • Diabetic retinopathy, including panretinal photocoagulation for proliferative disease
  • Focal or grid laser in selected cases of retinal swelling from vascular leakage
  • Retinal tears or lattice degeneration for barrier laser to reduce detachment risk
  • Neovascularization from retinal vein occlusion in selected cases

Your retina specialist chooses the pattern and intensity based on diagnosis and imaging.

How the Procedure Works

  1. Your pupils are dilated, and numbing drops are applied.
  2. A contact lens may be placed on the eye, and you will see bright flashes during laser delivery.
  3. The laser creates small spots that form scars over time, changing blood supply signals and stabilizing tissue.

Some treatments are done in one visit, while others require multiple sessions depending on the condition and laser pattern.

Recovery and Vision Changes

Mild soreness, light sensitivity, and blurry vision can occur after treatment and often improve within hours to days. You may notice temporary floaters or spots in vision right after the laser. With extensive treatments like panretinal photocoagulation, some people experience reduced peripheral or night vision. Follow-up imaging and exams help confirm the retina is responding as planned.

Risks and When to Call a Doctor

Risks depend on the treatment area and intensity and may include temporary inflammation, increased retinal swelling, or small blind spots. In some cases, night vision or side vision can be reduced after wide-field treatments. Serious complications are uncommon but can include bleeding, accidental foveal damage, or worsening vision in high-risk situations. Seek urgent care for a sudden curtain-like shadow, many new floaters, flashes of light, or rapidly worsening vision.

FAQs on Laser Retinal Photocoagulation

Is retinal photocoagulation the same as PRP?

PRP, or panretinal photocoagulation, is one type of retinal photocoagulation. It uses many laser spots in the peripheral retina to reduce neovascularization drive, most commonly in proliferative diabetic retinopathy. Other forms include focal or grid laser, which target leakage or swelling in more specific areas.

Does retinal laser hurt?

Many people feel pressure or brief stinging, especially during more extensive laser sessions, but numbing drops are used. Discomfort level depends on the condition, laser pattern, and individual sensitivity. If pain is significant, tell the clinician because adjustments can often help.

Will retinal laser improve my vision?

Retinal laser is often used to prevent further vision loss rather than to restore perfect vision. Some conditions, such as certain leakage patterns, may show vision improvement when swelling reduces. Your retina specialist will explain what is realistic for your diagnosis.

What should I avoid after retinal laser?

Your doctor will give specific instructions, but common guidance includes taking it easy if your eye feels sore and using prescribed drops if provided. If you received treatment for a retinal tear, your doctor may advise activity limits for a period to reduce traction risk. Always follow your retina specialist's plan and return promptly if warning symptoms occur.

References

Laser Photocoagulation. MedlinePlus Medical Encyclopedia (National Library of Medicine). https://medlineplus.gov/ency/article/007563.htm. Date Accessed February 9, 2026.

Laser Surgery and Freeze Treatment for Retinal Tears. National Eye Institute (National Institutes of Health). https://www.nei.nih.gov/eye-health-information/eye-conditions-and-diseases/retinal-detachment/laser-surgery-and-freeze-treatment-retinal-tears. Date Accessed February 9, 2026.

Laser Treatment Modalities for Diabetic Retinopathy. PubMed Central (National Library of Medicine). https://pmc.ncbi.nlm.nih.gov/articles/PMC9637280/. Date Accessed February 9, 2026.

Advances in Targeted Retinal Photocoagulation in the Treatment of Diabetic Retinopathy. PubMed Central (National Library of Medicine). https://pmc.ncbi.nlm.nih.gov/articles/PMC10018161/. Date Accessed February 9, 2026.

Laser Treatment for Diabetic Retinopathy: History, Mechanism, and Clinical Evolution. PubMed Central (National Library of Medicine). https://pmc.ncbi.nlm.nih.gov/articles/PMC11432231/. Date Accessed February 9, 2026.