Mitral valve disease is the most common heart disorder in dogs, affecting an estimated 10% of all dogs and making up 75% of all heart disease in dogs. The disease is more common in older dogs and is rare in dogs younger than 1 year of age, except for Cavalier King Charles dogs.
How long can a dog live with heart valve disease?
The majority of dogs with asymptomatic CVD will live 2 to 5 years or longer, without ever developing any clinical signs of heart failure. After diagnosis if heart failure, with appropriate treatment and frequent monitoring, dogs can live 1 to 2 years.
What causes degenerative mitral valve disease in dogs?
What causes mitral valve disease? Because of the high pressure created when the left ventricle contracts and pumps blood out to the body, the mitral valve may begin to 'wear out' and leak over time. This is known as mitral valve insufficiency (MVI) or mitral regurgitation and is often associated with a heart murmur.
How Long Can dogs live with degenerative valve disease?
On average, the majority of dogs with asymptomatic CVD will live for many years (1-5 years or longer) without ever developing any clinical signs of heart failure.
How serious is mitral valve disease in dogs?
Sudden death is rare, and usually occurs only when a catastrophic degree of severity causes the left atrium to rupture. Dogs with advanced or severe mitral valve disease may also experience symptoms consistent with heart failure.
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