hypertrophic cardiomyopathy

hypertrophic cardiomyopathy
hypertrophic cardiomyopathy n cardiomyopathy that is characterized by ventricular hypertrophy esp. of the left ventricle which affects the interventricular septum more than the free ventricular wall, that may cause mitral insufficiency or obstructed left ventricle outflow, and that is marked by chest pain, syncope, and palpitations abbr. HCM

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(HCM) a condition, often of autosomal dominant inheritance, marked by ventricular hypertrophy, particularly of the left ventricle and often involving the interventricular septum, with diastolic dysfunction manifest as impaired ventricular filling; it is sometimes the cause of sudden cardiac death in athletes. See also idiopathic hypertrophic subaortic stenosis, under stenosis.

Medical dictionary. 2011.

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