Hypertrophic cardiomyopathy
Alternate Names : Cardiomyopathy - hypertrophic (HCM), IHSS, Idiopathic hypertrophic subaortic stenosis, Asymmetric septal hypertrophy, ASH, HOCM, Hypertrophic obstructive cardiomyopathy
Symptoms & Signs
Other symptoms that may occur are: - Fatigue, reduced activity tolerance
- Shortness of breath when lying down
Some patients have no symptoms. They may not even realize they have the condition until it is found during a routine medical exam. The first symptom of hypertrophic cardiomyopathy among many young patients is sudden collapse and possible death. This is caused by very abnormal heart rhythms (arrhythmias). Hypertrophic cardiomyopathy is a major cause of death in young athletes who seem completely healthy but die during heavy exercise.
Diagnosis & Tests
The health care provider will perform a physical exam and listen to the heart and lungs with a stethoscope. Listening with a stethoscope may reveal abnormal heart sounds or a murmur. These sounds may change with different body positions. The pulse in your arms and neck will also be checked. The doctor may feel an abnormal heartbeat in the chest. Tests used to diagnose heart muscle thickness, problems with blood flow, or leaky heart valves (mitral valve regurgitation) may include: Blood tests may be done to rule out other possible diseases. If you are diagnosed with hypertrophic cardiomyopathy, your health care provider may recommend that your close blood relatives (family members) be screened for the condition.
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