Which of the following is the most common identifiable cause for Restrictive cardiomyopathy: (A) Alcohol, (B) Hemochromatosis, (C) Amyloidosis, (D) Sarcoidosis
Answer is C. Ref Harrison 19 th ed pg 1569 Amyloidosis is the major cause of restrictive cardiomyopathy . Several proteins can self-assemble to form the beta-sheets of amyloid proteins, which deposit with differ- ent consequences depending on the type of protein.