A 4-year-old spayed female greyhound was presented to Colorado State University Veterinary Teaching Hospital for evaluation of redness in both eyes, a possible corneal ulcer in the right eye, and a scratch in the skin of the medial canthus of the left eye.
Atropine is a strong parasympathetic blocking agent. When applied topically, it causes pupillary dilatation that may last several days. Topical atropine should be administered only when this degree of pupillary dilatation is desired, which is not often.
Keratoconjunctivitis sicca (KCS), or dry eye, is a painful condition in which tear production is decreased or absent and the cornea becomes dry and irritated. If the condition is left untreated, loss of vision can result.
"Tomorrow I have the day off, so you can reach me at the clinic,” she says matter of factly, sans even a hint of sarcasm. She spoke via telephone from her clinic on yet another one of her scheduled days off.
When seemingly routine corneal ulcers in dogs fail to heal in a normal period (i.e. seven to 10 days), many veterinarians engage in musical chairs treatment, prescribing one topical antibiotic and then another.