cardiovascular disorders
Restrictive Cardiomyopathy
Etiology of Restrictive Cardiomyopathy
Restrictive cardiomyopathy is not always a primary cardiac disorder. Although the cause is usually unknown, it may arise as the consequence of systemic or genetic disorders; identified causes are listed in the table. Some disorders that cause restrictive cardiomyopathy also affect other tissues (eg, Amyloidosis , Cause Cause Examples Examples Endomyocardial disorders Overview of Carcinoid Tumors None Endocardial fibroelastosis Endomyocardial fibrosis (EMF) Hypereosinophilic Syndrome (including Metastatic cancer Medications (eg,hydroxychloroquine,ergotamine, methysergide) Radiation Infiltrative disorders Amyloidosis None Sarcoidosis None Non-infiltrative disorders Idiopathic restrictive cardiomyopathy Pseudoxanthoma Elasticum None Systemic Sclerosis None Storage diseases Fabry Disease None Glycogen Storage Diseases None Hereditary Hemochromatosis None Data fromGowda SN, Ali HJ, Hussain I. Overview of Restrictive Cardiomyopathies.Methodist Debakey Cardiovasc J2022;18(2):4-16. Published 2022 Mar 14. doi:10.14797/mdcvj.1078 