Showing posts with label cornea. Show all posts
Showing posts with label cornea. Show all posts
Sunday, September 30, 2012
Tuesday, March 29, 2011
Wednesday, March 23, 2011
Friday, March 18, 2011
Tuesday, August 3, 2010
Wednesday, June 9, 2010
CORNEAL ULCER - DOG
Wednesday, April 28, 2010
CORNEAL ULCERS
corneal ulcer - Recurrent ulcers and refractory ones that do not heal properly occur more commonly in middle-aged and older dogs.
Clinical Signs - The cornea lacks the presence of blood vessels, it is well equipped with nerves to detect pain. Even the slightest injury will provoke considerable discomfort. Other signs of corneal ulcer include blepharospasm, epiphora, purulent ocular discharge, and photophobia.
Symptoms - Common symptoms of corneal ulcer include pain, squinting or blinking the affected eye, pawing or rubbing at the eye, excessive tearing or discharge, pus, redness, and behavioral changes such as hiding or avoiding light.
Description - The cornea, or front of the eye, has three very important functions. It acts as a supportive barrier to keep the internal structures in place within the eye. The cornea allows light to pass into the eye and thus through the lens to the retina at the back of the eye. It also bends the incoming light rays to aid the lens in focusing the incoming light. The cornea is composed of five microscopically identifiable layers. When the cornea is injured, the extent to which these layers are involved will determine the severity of the injury, the treatment required and the prognosis for saving the eyesight in the injured eye. Recurrences are common and complications are highly likely. Significant corneal disease and ulceration associated with herpesvirus infections in cats are unpredictable in their response to treatment.
Tuesday, September 29, 2009
care of eyes of your dog

Care for your dog's eyes:
Keep all hair out of your dog's eyes since scratches to the cornea can result from contact with hair.
Keep all hair out of your dog's eyes since scratches to the cornea can result from contact with hair.
Trim the hair using only blunt-nosed scissors, cutting parallel to the edge of the eyelid.
Keep eyes clear of mucus at all times.
Apply a protective ophthalmic ointment under the top lid to protect the eyes before bathing, facial cleanings.
'Tear staining' is a common problem with particular breeds of dogs and can get unsightly if not taken care of. Normally, tears flow across the surface of the eye and quickly drain through the tear duct. This discoloration at the corners of the eyes is caused by normal tears that spill out and lay on the surrounding hair.
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