Hamartoma of Mature Cardiac Myocytes presenting as a polypoid epicardial tumor in the interatrial groove and with gene fusions by copy number anomalies of chromosome 7
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Hamartoma of Mature Cardiac Myocytes (HMCM) is an extremely rare cardiac tumor characterized by benign growth of differentiated mature striated cardiac myocytes, and usually involves the ventricular myocardium. We describe the case of a 15-year-old female who ... ...