vision.
Flickr/J. Star Canine cataracts can be an upsetting and frightening diagnosis for any dog owner to face. Paw Nation spoke with Donna J. Spector -- a board-certified veterinary Internal Medicine specialist from VCA Animal Hospital -- to learn exactly what every dog owner should know about the ocular disease. What are dog cataracts? Cataracts are a dense opacity (cloudiness) in the lens of the eye. The normal lens is clear and transmits light onto the retina in the back of the eye. A cataract will block this transmission, leading to vision impairment or even full blindness. What are some signs that your dog might have cataracts? On examination, you may see a blue, gray or ...