<prompt> Which of following is a treatable cause of RCM?Fabrys diseaseAmyloidosisEndomyocardial fibroelastosisHyper-eosinophilic syndrome  <response>: Enzyme replacement therapy in form of a-galactosidase is used in Fabrys disease. It is manufactured using DNA recombinant technology and can prevent disease progression and reverse some symptoms. Usual causes of Restrictive cardiomyopathy are untreatable and therefore cardiac transplantation is the only ble option left for all other causes. The most common cause of RCM is amyloidosis. 