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(Chorioretinitis; Choroiditis; Retinitis; Retinal Vasculitis; Vitritis)
Posterior uveitis is inflammation of the back part of the uvea known as the choroid. The uvea is the middle layer of the eye. Early treatment can improve outcomes.
|Normal Anatomy of the Eye|
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This problem may be caused by:
- An infection
- Problems with the immune system
- Systemic diseases, such as Behcet disease
In some people the cause is not known.
Things that may raise the risk of this problem are:
- Having a weakened immune system
- Exposure to pets, raw or undercooked meat, or contaminated water
- Having the HLA-A29 gene
Problems may be:
- Blurry or loss of vision
- Seeing floating objects
- Sensitivity to light or glare
- Redness in the eye
- Eye watering
- Sensing sparks or flashes of light
- Problems seeing at night
- Problems seeing color
The doctor will ask about your symptoms and health history. A physical exam will be done.
Blood tests will be done to look for signs of infection.
Your eyes will be tested. This can be done with:
- A sight test
- A special scope and lamp that look at the back of the eye
- A tool that measures the pressure inside the eye
Any underlying causes will be treated.
The goal of treatment is to ease inflammation. This can be done with medicine. Choices are:
- Corticosteroids to control inflammation
- Medicines to treat an infection
- Medicines to suppress the immune system
- Biological response modifiers to change the immune response
National Eye Institute
Canadian Association of Optometrists
Canadian Ophthalmological Society
Mandelcorn ED. Infectious causes of posterior uveitis. Can J Ophthalmol. 2013 Feb;48(1):31-39.
Posterior uveitis. EBSCO DynaMed website. Available at: https://www.dynamed.com/condition/posterior-uveitis. Accessed March 23, 2021.
Uveitis. National Eye Institute website. Available at: https://nei.nih.gov/health/uveitis/uveitis. Accessed March 23, 2021.
- Reviewer: EBSCO Medical Review Board Daniel A. Ostrovsky, MD
- Review Date: 12/2020
- Update Date: 00/32/2021