Tag: PRA

An Introduction to PRA: What Is It, and When Can It Strike?

A common cause of blindness in dogs is progressive retinal atrophy or PRA. The disease affects the photoreceptors in the back of the eyes. Light often enters one’s eyes through the lens and is transmitted to the cells in the retinas. From there, it is sent to the brain for analysis and interpretation. The photoreceptor… Continue reading An Introduction to PRA: What Is It, and When Can It Strike?