An elderly client is diagnosed with dilated cardiomyopathy. The nurse realizes this type of cardiomyopathy is due to:
1. Hypertension.
2. Heredity.
3. Alcohol intake.
4. Myocardial fibrosis.
3. Alcohol intake.
Rationale:
Dilated cardiomyopathy is usually idiopathic but may be secondary to chronic alcohol intake or myocarditis. Heredity and hypertension are causes for hypertrophic cardiomyopathy. Myocardial fibrosis can cause restrictive cardiomyopathy.
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