Understanding PPID (Cushing's) in Horses
14 May 2026

Understanding PPID (Cushing's) in Horses

The Friesian Advocate

About
PPID, often still called “Cushing’s” in horses, is one of the most common diagnoses in older horses, but it’s also one of the most misunderstood. In this episode, we’re joined by Professor Andy Durham to break down what PPID actually is, why testing can be so confusing, and what owners can realistically expect when it comes to diagnosis and management.