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Optic neuritis with secondary retinal venous stasis.
J S Duker1, R C Sergott, P J Savino
1Retina Service, Wills Eye Hospital, Thomas Jefferson University, Philadelphia.
Ophthalmology
|April 1, 1989
Summary
This study describes optic neuritis cases with secondary retinal venous outflow impairment, mimicking central retinal vein occlusion. Visual loss stemmed solely from optic nerve inflammation, not retinal vascular issues.
Area of Science:
- Ophthalmology
- Neuro-ophthalmology
Background:
- Optic neuritis can present with varied clinical signs.
- Central retinal vein occlusion (CRVO) is a significant cause of vision loss.
Observation:
- Five cases of optic neuritis with secondary retinal venous outflow impairment were observed.
- Clinical presentation mimicked impending or actual central retinal vein occlusion.
- Intravenous fluorescein angiography revealed delayed venous filling, dilation, and tortuosity in four cases.
Findings:
- Visual function deficits were solely due to optic nerve inflammation.
- No evidence of capillary nonperfusion, macular edema, or macular hemorrhage was found.
- Visual outcomes aligned with typical optic neuritis prognoses.
Implications:
- Optic nerve inflammation with secondary retinal venous outflow impairment is a distinct clinical entity.
- This condition may be misdiagnosed as papillophlebitis or CRVO in young patients.
- Accurate differentiation is crucial for appropriate patient management and prognosis.