Related Experiment Video
Updated: May 13, 2026
10:33
Primed Mycobacterial Uveitis (PMU) as a Model for Post-Infectious Uveitis
Published on: December 17, 2021
Branch retinal artery occlusion associated with posterior uveitis
Rim Kahloun1, Samah Mbarek, Imen Khairallah-Ksiaa
1Department of Ophthalmology, Fattouma Bourguiba University Hospital, Monastir 5019, Tunisia. moncef.khairallah@rns.tn.
Journal of Ophthalmic Inflammation and Infection
|March 22, 2013
Summary
Branch retinal artery occlusion (BRAO) can cause vision loss in posterior uveitis patients. Early recognition of this vision-threatening complication is crucial for prompt management.
Area of Science:
- Ophthalmology
- Retinal Vascular Diseases
- Uveitis
Background:
- Posterior uveitis is an inflammatory condition affecting the inner eye.
- Branch retinal artery occlusion (BRAO) is a blockage of a retinal artery branch.
Purpose of the Study:
- To describe the clinical characteristics and visual outcomes of patients experiencing BRAO secondary to posterior uveitis.
Main Methods:
- Retrospective analysis of 18 eyes from 18 patients with BRAO and posterior uveitis.
- Ophthalmic evaluation, fundus photography, fluorescein angiography, and visual field testing were performed.
Main Results:
- Common causes included toxoplasmosis, rickettsiosis, and Behçet's uveitis.
- Macular involvement occurred in 44.4% of cases, with retinitis/retinochoroiditis in 55.5%.
- Mean visual acuity improved from 20/50 initially to 20/32 at the final visit.
Conclusions:
- BRAO is a potential vision-threatening complication of posterior uveitis.
- Ophthalmologists must be aware of this association in infectious and inflammatory eye conditions.
Related Concept Videos
01:25Glaucoma: Overview
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
01:27Diabetic Retinopathy
DefinitionDiabetic retinopathy is a microvascular complication of diabetes affecting the retinal blood vessels.Risk FactorsDiabetic retinopathy is present in almost all individuals with type 1 diabetes and more than 60% of those with type 2 diabetes after two decades of disease.The risk increases with poor glycemic control, hypertension, dyslipidemia, smoking, pregnancy, and puberty.Although cataracts and glaucoma are also more frequent in people with diabetes, retinopathy remains the leading...