Jul 20, 2022 · In restrictive cardiomyopathy (RCM), the muscles of your heart’s lower chambers (ventricles) stiffen and can’t fill with blood. This can cause heart failure, which increases …

May 29, 2024 · Restrictive cardiomyopathy is the least common form of cardiomyopathy. The heart's ventricles become rigid because abnormal tissue, such as scar tissue, replaces the …

Mar 25, 2025 · What Is Restrictive Cardiomyopathy? Restrictive cardiomyopathy is when the walls of the lower chambers of your heart (called the ventricles) are too rigid to expand as they fill …

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 …

May 27, 2024 · Definition Restrictive cardiomyopathy refers to a set of changes in how the heart muscle functions. These changes cause the heart to fill poorly (more common) or squeeze …

Restrictive cardiomyopathy (RCM) is a condition where the chambers of the heart become stiff over time. Though the heart is able to squeeze well, it's not able to relax between beats …

Mar 14, 2022 · Restrictive cardiomyopathy is characterized by noncompliant ventricular walls that resist diastolic filling; one (most commonly the left) or both ventricles may be affected. …

May 25, 2023 · RCM is a disease in which the heart's ventricles (lower chambers) become rigid and can’t fill with blood. Abnormal tissue, like scar tissue, replaces the normal heart muscle. …

Restrictive cardiomyopathy, the rarest form of cardiomyopathy, is a condition in which the walls of the lower chambers of the heart (the ventricles) are abnormally rigid and lack the flexibility to …

Dec 9, 2025 · What is restrictive cardiomyopathy (RCM)? RCM is a disease of your heart muscle. RCM occurs when the lower chambers of your heart (ventricles) become stiff or weak. …