“…The annual incidence rate is 0.5/per million, always in adults aged 30 to 60. Women have a higher incidence, of which 4.5% to 10% are due to familial nature (Salcedo et al, 1992;Lamba et al, 2012). CMs always occur in the left atrium, about 75% to 83%, mostly in a single place, 1.3% of which have bi-atrial myxomas (Pinede et al, 2001;Lamba et al, 2012).…”