Review Article
Cardiomyopathy Classification: Ongoing Debate in the Genomics Era
Table 1
Summary of AHA 2006 classification [
1].
| Primary cardiomyopathies | Secondary cardiomyopathies |
| Genetic (hypertrophic cardiomyopathy; conduction abnormalities: prolonged QT syndrome; Brugada syndrome) | Infiltrative (amyloidosis and Gaucher disease) | Mixed (dilated cardiomyopathy; restrictive cardiomyopathy) | Storage (haemochromatosis and Fabry’s disease) | Acquired (inflammatory myocarditis, peripartum, stress cardiomyopathy—“broken heart syndrome” or tako-tsubo) | Toxicity (drugs, alcohol, heavy metals, and chemicals/chemotherapy) | | Inflammatory (sarcoidosis) endocrine (diabetes mellitus; thyroid disorders; hyperparathyroidism), cardiofacial (Noonan syndrome, lentiginosis) neuromuscular/neurological, nutritional deficiencies, and autoimmune and collagen disorders |
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