Dogs with severe heart disease have more trouble breathing when lying down, and will often sit or stand for long periods of time. Fatigue, Inability to Exercise – Dogs with heart disease will tire out more quickly on walks and during exercise. They may sleep or rest more than usual.
What are the early signs of heart failure in dogs?
Signs and symptoms of Congestive Heart Failure in dogsFainting.Difficulty breathing / shortness of breath.Inability to exercise.Persistent coughing.Fatigue.Pacing before bedtime and difficulty settling down.Lack of appetite.Swollen belly (due to fluid buildup)
How do you test for heart failure in dogs?
What Diagnostic Tests May Be Needed?Blood tests, including heartworm tests.Chest radiographs (or x-rays) to assess the heart, blood vessels, and lungs.An electrocardiogram (ECG)An echocardiogram (an ultrasound exam to evaluate heart structure and function)Blood pressure tests.
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