It appears from your picture that your dog has anterior uveitis which can be caused by a number of different things.
Can uveitis cause blindness in dogs.
Left untreated cataracts can cause uveitis intraocular inflammation that leads to glaucoma.
Glaucoma is increased intraocular pressure and can lead to inoperable states.
How is uveitis treated.
In dogs uveitis is a common complication of diabetic cataracts trauma corneal ulcers and tumours of the eye.
Cushings disease can also affect your dog s sight leading to cataracts a misty covering of the eye lens.
It may be a primary condition or a sign of an underlying condition.
Rapidly developing bilaterally symmetric cataract formation in dogs is commonly associated with lenticular intumescence and subsequent phacolytic lens induced uveitis.
Canine eye with blastomycosis induced uveitis manifesting as a red eye with episcleral blood vessel injection and rubeosis irides.
The eye is usually kept shut and most dogs avoid bright lights.
Secondary glaucoma can occur with acute or chronic uveitis depending on the cause and severity and rapidly leads to irreversible vision loss if not recognized and treated appropriately.
Glaucoma is a painful condition with headaches eye pain and watery eyes.
With many eye issues letting them go.
The usual signs of uveitis are severe pain with an intense reddening of the visible parts of the eye.
Strokes are also a cause of blindness in dogs this can happen suddenly either leading to a temporary state of blindness or it may lead to permanent loss of sight.
This condition affects the dog s iris and the surrounding pupil tissue which in turn could threaten your dog s vision.
Cases need to be treated aggressively to prevent lifelong damage to structures of the eye and blindness.
Posteria and anterior uveitis.
Other eye problems in diabetic dogs blindness can occur secondary to diabetes.
It can be very painful and can lead to blindness.
Because so many different problems may cause symptoms of uveitis in dogs have your dog examined by a veterinarian as soon as you first notice symptoms.