Uveitis Flashcards
What is uveitis?
Inflammation of the INSIDE/MIDDLE of the eye. The uvea includes the Iris, ciliary body and the choroid (the tissues that supplies the retina with blood).
(As opposed to scleritis or conjunctivitis which is inflammation on the surface of the eye).
What is uveitis?
Inflammation of the INSIDE of the eye.
(As opposed to scleritis or conjunctivitis which is inflammation on the surface of the eye).
What part of the eye make up the ‘anterior chamber’?
Anterior chamber = cornea and aqueous humor
What muscle lies behind the Iris and helps the lens focus light?
Ciliary body
What ‘jelly-like substance’ does light travel through when coming from the lens to the retina?
Vitreous humor
What is the name of the ‘centre of the retina’ which is key to your vision, helping process central vision?
Macula
What layer provides blood supply to the retina?
Choroid
What layer provides blood supply to the retina?
Choroid
What is the epidemiology of uveitis? What age group is typically affected?
Uveitis can affect anyone, from kids to the elderly. However usually younger working-age people are affected by uveitis - approximately 20-60 years old..
How is uveitis classified anatomically?
Anterior, intermediate, posterior or panuveitis.
How is uveitis classified anatomically?
Anterior, intermediate, posterior or panuveitis.
What type of uveitis is most common?
Anterior uveitis (accounts for ~50% of uveitis cases).
What conditions cause anterior uveitis?
Causes of Anterior Uveitis
Rheumatological:
- Spondylitis
- HLA-B27 associated anterior uveitis
- JIA-associated anterior uveitis
- Sarcoidosis
- Bechets
Infectious:
- Herpes zoster
What conditions cause intermediate uveitis?
Intermediate uveitis affects the vitreous humor in the middle of the inside of the eye.
Causes of Intermediate Uveitis:
* Infectious
- Lyme disease
* Non-Infectious
- Multiple sclerosis
- Sarcoidosis
What is the least common type of uveitis?
Intermediate uveitis