“Burned-Out” Hypertrophic Cardiomyopathy

The CMR findings in burned-out HCM can overlap with other nonischemic cardiomyopathies, including arrhythmogenic cardiomyopathy, cardiac sarcoidosis, chronic myocarditis, dilated nonischemic cardiomyopathy, and infiltrative cardiomyopathies such as cardiac amyloidosis. This case highlights the importance of CMR in combination with family history and genetic testing to diagnose burned-out HCM.