obsolete familial isolated restrictive cardiomyopathy (obsolete MONDO:0019150)
OBSOLETE. Familial restrictive cardiomyopathy is a genetic form of heart disease, in which the heart muscle is stiff and cannot fully relax after each contraction. Impaired muscle relaxation causes blood to back up in the atria and lungs, which reduces the amount of blood in the ventricles.
familial or idiopathic restrictive cardiomyopathy
exact