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Early hyperbaric oxygen therapy for retinal artery occlusion.
I Beiran1, I Goldenberg, Y Adir
1Department of Ophthalmology, Rambam Medical Center, Haifa, Israel. ibeiran@hotmail.com
European Journal of Ophthalmology
|February 1, 2002
Summary
Early hyperbaric oxygenation (HBO) therapy shows promise for improving vision in patients with retinal artery occlusion (RAO). This treatment, administered within 8 hours of symptom onset, significantly enhanced visual acuity compared to standard care.
Area of Science:
- Ophthalmology
- Hyperbaric Medicine
Background:
- Retinal artery occlusion (RAO) is a serious condition affecting vision.
- Prompt treatment is crucial for visual outcome.
Purpose of the Study:
- To evaluate the efficacy of early hyperbaric oxygenation (HBO) in improving visual results for patients experiencing RAO.
- To compare visual outcomes between RAO patients treated with HBO and those receiving standard care.
Main Methods:
- A retrospective comparative study analyzed medical records of HBO-treated RAO patients.
- Control group consisted of matched RAO patients from a different center not receiving HBO.
- Key metrics included visual acuity (VA) at discharge, and improvement in VA from admission to discharge.
Main Results:
- Patients receiving early HBO (within 8 hours) demonstrated significantly better mean VA at discharge (0.2981 vs. 0.1308, p < 0.03).
- VA improvement was observed in 82.9% of the HBO group versus 29.7% of the control group (p < 0.00001).
- The beneficial effect of HBO was more pronounced in hypertensive patients.
Conclusions:
- Early HBO therapy appears to be beneficial for visual outcomes in RAO patients.
- Further large-scale prospective studies are warranted to confirm these findings.