Diagnosis and treatment of keratoconjunctivitis sicca in the dog.

Keratoconjunctivitis sicca (KCS) is a relatively common eye disease in the dog. The diagnosis is discussed, particularly of the early or mild case. The various types of medical treatment are described, including replacement therapy with artificial tears and ocular inserts, as well as other preparations; lacrimogenics; and other forms of medical treatment, including antibiotics, corticosteroids, mucolytics and hormones. Contraindicated drugs and agents are listed. Surgical treatments, including punctal occlusion, tarsorrhaphy, conjunctival flaps, contact lenses, superficial keratectomy, as well as parotid duct transposition, are discussed and the procedure indicated which is best suited to the case. The choice of treatment according to the severity of the KCS is also given.