![]() Lab work, including a chemistry panel, a complete blood count, an electrolyte panel and a urinalysis may be performed to check for underlying diseases. The veterinarian may swab any pus draining from the dog’s eyes and send it to the laboratory for testing. There are other tests that may be performed. A positive stain indicates a corneal ulcer. Fluorescein staining checks for any scratch or interruption of the outside covering of the cornea. Tonometry is used to measure the pressure inside the dog’s eyes increased pressure indicates glaucoma. Too little tear production is called keratoconjuntivitis sicca (KCS) or “dry eye” is the common name. Special paper strips are placed in each eye and it is noted how many millimeters of wetness the tears can form in 60 seconds. There are three basic ophthalmic tests: a Schirmer test, tonometry, and fluorescein staining.Ī Schirmer test measures tear production. The veterinarian will then concentrate on the eyes. The veterinarian will perform a complete physical exam on any dog that has a red eye to look for any other abnormalities that may give a hint as to their cause. ![]() ![]() There are many causes of a red eye, but all ocular diseases should always be considered an urgent matter, and be checked immediately by a veterinarian.Ī dog owner will typically be asked to describe the pet’s medical history, symptoms, and if there were any pertinent events prior to the development of the red eye, such as injury or illness. The redness may be in the white of the eye, in the clear part of the eye called the cornea, or within the eyeball.
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