Current Concepts

Cataracts in dogs: what are the options?

The term cataract refers to any opacity of the optical lens that causes abnormal light scattering or prevents light from reaching the retina. Cataracts affect multiple species and if left untreated often lead to progressive blindness.  In fact, according to the World Health Organization, cataract disease is the most frequent cause of visual impairment in humans, effecting 18 million people worldwide and causing 48 percent of all blindness. Continue reading

At Your Service: Ophthalmology

The Veterinary Comparative Ophthalmology Service at the Cummings School of Veterinary Medicine is staffed by 7 committed and caring individuals.  Attending clinicians include 2 diplomates of the American College of Veterinary Ophthalmology (ACVO)–both highly skilled and board-certified opthalmologists with multi-species competence. Our two residents are participants in the three-year Veterinary and Comparative Ophthalmology residency program, one of the most highly sought-after programs in country. Continue reading


Treatment of cataract disease

One of the most common misperceptions of cataract disease is that it is non-progressive, which unfortunately may create a bias toward conservative treatment options. If left untreated, patients with cataract disease will undergo a continuous degeneration of the lens, and in the latest stages, sequelae such as chronic uveitis, secondary glaucoma and retinal detachment may develop.  Complications from surgery are much less likely to develop if surgical treatment is performed early. Continue reading