Persistent pupillary membrane in dogs

Leftover strands of tissue in the eye that normally disappear before birth but remain attached across the pupil. In most dogs it causes no problems, but heavier strands can interfere with vision or cause small lens or corneal defects.

Note. Breed associations are compiled from RVC VetCompass / AKC / PDSA and are indicative, not a diagnosis or veterinary advice. Browse all conditions or the breed directory.