MSD Manual

Please confirm that you are a health care professional

honeypot link
Persistent pupillary membranes (PPM), dog
persistent-pupillary-membranes-dog-hamor-sized
Persistent pupillary membranes (PPM), dog

    Iris-to-cornea PPM are evident in this photograph of a dog's eye. The lesions start from the center of the iris and project to the axial cornea.

Courtesy of K. Gelatt.