CANINE MITRAL VALVE DISEASE AND HEART FAILURE

The earliest sign of a leaking mitral valve is a heart murmur. The murmur is created by turbulent blood regurgitating backward from the left ventricle into the left atrium. The murmur is audible through a stethoscope and may progress in intensity as the disease progresses. Another early sign of mitral valve disease is a chronic dry, hacking cough. ................
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