An eye certificate certifies CEA status and nothing else. Why the MDR1 drug-sensitivity test belongs in the same puppy file for collies, shelties, Australian shepherds and their relatives.
Why some CEA-affected puppies look clear by adulthood. Go-normal is pigment masking, not healing, and the dog stays affected for breeding decisions.
Expert guidance on CEA puppy screening protocols, including optimal examination timing, fundoscopic techniques, the 'go normal' masking phenomenon, and why the 6-8 week window determines diagnostic accuracy.
A detailed walkthrough of the CEA screening examination from a veterinary ophthalmologist's perspective. Equipment, techniques, and what specific findings we document.
