Treatment options range from medication to surgery, depending on severity. Regular veterinary checkups help detect cataracts early, improving a dog's quality of life. If your dog shows signs of vision loss, consult a vet immediately. Proper care can slow progression and restore vision, ensuring your pet remains happy and active. cataracts in dogs occur when the lens of the eye becomes cloudy, leading to vision impairment or blindness. This condition is common in aging dogs but can also result from genetics, diabetes, or eye injuries. Early signs include cloudy eyes, clumsiness, and difficulty seeing in low light.