WELCOME TO THE ARTERIOVENOUS MALFORMATION (AVM) COMMUNITY: This Patient-To-Patient Community is for discussions relating to Arteriovenous Malformations, which are defects of the circulatory system that are generally believed to arise during embryonic or fetal development or soon after birth. They are comprised of snarled tangles of arteries and veins.
Some people with cardiomyopathy never have symptoms, and others have no symptoms in the early stages of the disease. As cardiomyopathy progresses and the heart weakens, signs and symptoms of heart failure usually appear. These signs and symptoms include:
Other signs and symptoms can include dizziness, lightheadedness, fainting during exercise, abnormal heart rhythms (arrhythmias), and an extra or unusual sound heard during the heartbeat (heart murmur).
Author/Source: National Heart, Lung & Blood Institute, Division of the National Institutes of Health [NIH]
Retrieved: June 2008