15. Choice A is the correct answer. Dilated cardiomyopathy causes systolic dysfunction. It can effect one or both ventricles. Presents with symptoms similar to CHF. Hypertrophic cardiomyopathy is a diastolic problems with small chambers and causes outflow obstruction. It can present with chest pain or dyspnea on exertion. Restrictive cardiomyopathy is a diastolic problem with elevated right heart pressures. Amyloidosis is the most common cause or restrictive cardiomyopathy.
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