If you can't exercise, you might be given medicines. Exercise tests can show how the heart responds to physical activity. These tests often involve walking on a treadmill or riding a stationary bike while the heart is monitored. But you can still have heart failure even if the number is considered ideal.
An ejection fraction of 50% or higher is considered ideal. The result helps classify heart failure and guides treatment. This measurement is taken during an echocardiogram. Ejection fraction is a measurement of the percentage of blood leaving your heart each time it squeezes. This test shows the size and structure of the heart and heart valves and blood flow through the heart. Sound waves create images of the beating heart. It can show how fast or how slowly the heart is beating. This quick and painless test records the electrical signals in the heart. X-ray images can show the condition of the lungs and heart. In heart failure, the level of this protein goes up. Blood tests also can look for a specific protein made by the heart and blood vessels. Blood tests can help diagnose diseases that can affect the heart.
Tests that may be done to diagnose heart failure may include:
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