Mitral Valve Disease,  PDA

PDA & Mitral Valve Disease

PDA is not uncommon in Pyrenean Shepherds and is usually identifiable before puppies go to their new homes. Because of this it is important for breeders to make sure that all of the puppies in their litters have puppy wellness visits with a veterinarian before they are placed.


Patent Ductus Arteriosus (Cornell University) Patent ductus arteriosus (also called PDA) is a birth defect in the heart.

An Everyday Approach to Canine Degenerative Mitral Valve Disease (Mark A. Oyama, DVM, Diplomate ACVIM [Cardiology]) Degenerative mitral valve disease (DMVD) is a common canine cardiac disease; approximately 30% of dogs over age 10 possess the characteristic left-sided systolic murmur of DMVD and resulting mitral regurgitation (MR)

“Leaky Valve Disease” of Older Dogs – Degenerative Atrio-Ventricular (Mitral and Tricuspid Regurgitation) Valve Disease (Cornell University)

ACVIM consensus guidelines for the diagnosis and treatment of myxomatous mitral valve disease in dogs (Multiple Authors)