Feline herpesvirus is a common pathogen of cats’ eyes all around the world producing a wide variety of ocular diseases from mild conjunctivitis to blinding keratitis or symblepharon. We will discuss how we reach a diagnosis & how these syndromes are best managed. Is there a good PCR test? Should I be submitting samples? Should I use a topical or systemic antiviral drug? How frequently? For how long? Do I also need to use antibiotics? Is lysine effective?