Extreme cardiomyopathy with heart failure may require a heart transplant . There may be other signs of heart failure . An ECG may show enlargement, old MI , ischemic changes, arrhythmias , or other abnormality. A biopsy of the heart may be needed to rule out other disorders.
Treatment is focused on relief of symptoms and treatment of causative disorders.
Hospitalization may be required when symptoms of severe heart failure are present. Medications to relieve the workload of the heart and stabilize the patient's condition may be indicated. Oxygen can help reduce the damaged heart muscle 's work. Rest is essential. The outcome varies.