Uvea is the middle layer in the eye ball behind the retina. The uveal consists of 3 parts. The iris is the visible part of the Uvea and gives color to the eye (blue, black, brown). The ciliary body is the middle portion which secretes the fluid inside the eye. The choroid is the posterior portion of the Uvea
What is Uveitis?
Inflammation or swelling in any of the part of the uveal is called Uveitis. Types: Depending on the location, it is either called anterior Uveitis (iris and ciliary body is involved), intermediate Uveitis (ciliary body and the vitreous is involved), posterior Uveitis (choroids and retina involved), panuveitis (all layers of the Uvea are involved). Inflammation Type: Granulomatous or non-granulomatous type
Types of Uveitis
What causes Uveitis?
Causes of Uveitis are many.
- Infection (bacteria like tuberculosis, viruses like herpes, parasites like toxoplasmosis)
- Due to an autoimmune disease like Ankylosing spondilitis, Psoriasis, SLE ??? etc
- Due to injury to the eye.
- Due to causes a Hyper mature cataract
- Sometimes cause not known (Called Idiopathic).
What are the symptoms of Uveitis?
- Inability to see light (photophobia)
- Black floaters moving in front of the eye
- Blurring or reduction in vision
Complications due to Uveitis
- Uveitis is the 4th cause of blindness.
- It can affect the cornea, retina and sclera.
- It is a medical emergency because, untreated, it will lead to loss of vision.
Treated with both Topical (eye Drops) or oral medicines like Steroids, Non-Steroidal Anti inflammatory drugs. The aim is to:
- Relieve pain and discomfort
- To prevent loss of Vision due to the disease
- To treat the cause of the disease where possible.
So early recognition is important identify the problem and start medications to save vision