Consider all tear film layers when treating KCS (1:53) Jan 01, 2009 By Jennifer A. Hyman, MA, VMD, DACVO VETERINARY MEDICINE video Related linksWatch more clinical videosOphthalmic drugs: What's new?Practical Matters: Artificial tears are vital in treating dry eye Hot topics on dvm3605 ways to wow pet owners (and pets) 10 steps to take when a practice owner dies dvm360 sits down with Dr. Pol Ack! How do you spell that again? "Best. Veterinary Practice. EVER."