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Serous retinal detachment following panretinal photocoagulation (PRP) using Pattern Scan Laser (PASCAL)
Georges Azar1, Benjamin Wolff1, Pierre-Loïc Cornut2
1Retinal Department, Rothschild Ophthalmologic Foundation, Paris, France.
GMS Ophthalmology Cases
|September 15, 2016
Summary
Pattern Scan Laser (PASCAL) treatment for diabetic retinopathy can cause serous retinal detachment. Prompt treatment with corticosteroids can effectively manage this complication, improving vision.
Area of Science:
- Ophthalmology
- Retinal Diseases
- Diabetic Retinopathy
Background:
- Diabetic retinopathy is a leading cause of blindness.
- Panretinal photocoagulation (PRP) is a standard treatment for severe diabetic retinopathy.
- Pattern Scan Laser (PASCAL) offers precise laser delivery for PRP.
Observation:
- A 34-year-old pregnant woman with florid diabetic retinopathy underwent PASCAL PRP.
- Two days post-treatment, visual acuity decreased, and extensive serous retinal detachment was observed.
- Spectral-Domain Optical Coherence Tomography (SD-OCT) confirmed the retinal detachment.
Findings:
- Subconjunctival betamethasone injections were administered for the serous retinal detachment.
- One month later, visual acuity improved to 20/30.
- SD-OCT confirmed the resolution of the retinal detachment.
Implications:
- PASCAL treatment for diabetic retinopathy carries a risk of serous retinal detachment.
- Corticosteroid injections are an effective treatment for this complication.
- Caution is advised when using PASCAL in pregnant patients with diabetic retinopathy.

