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Restrictive cardiomyopathy (RCM) is a form of cardiomyopathy in which the walls of the heart are rigid (but not thickened). [2] [3] Thus the heart is restricted from stretching and filling with blood properly. It is the least common of the three original subtypes of cardiomyopathy: hypertrophic, dilated, and restrictive. [1]
Restrictive cardiomyopathy may be caused by amyloidosis, hemochromatosis, and some cancer treatments. [4] Broken heart syndrome is caused by extreme emotional or physical stress. [3] Treatment depends on the type of cardiomyopathy and the severity of symptoms. [5] Treatments may include lifestyle changes, medications, or surgery. [5]
Treatment for restrictive cardiomyopathy will be to treat the underlying cause, if possible. For example, treating hemochromatosis by removing excess iron. In many cases though, the definitive treatment is heart transplant. SUMMARY All right, so, as a quick recap… Restrictive cardiomyopathy is when the heart muscles become stiff and less ...
It is contraindicated in cardiac tamponade and restrictive cardiomyopathy. The inotropic agent dobutamine is advised only in the short-term use of acutely decompensated heart failure, and has no other uses. [13] Phosphodiesterase inhibitors such as milrinone are sometimes utilized in severe cardiomyopathy
A cardiomyopathy is a weakness in the myocardium (muscle of the heart). This can be either an impairment in the contractile function of the muscle ( systolic dysfunction) or an impairment in the ability of the muscle to relax ( diastolic dysfunction).
Several classifications have been used to categorize cardiomyopathies with the most common being primary vs. secondary, and dilated vs. restrictive vs. hypertrophic (presented below). Ischemic cardiomyopathy – Cardiomyopathy causing ischemia of the heart due to coronary artery disease.