IGF1 and myxoma: In patients diagnosed with cardiac myxomas, the following protocol is recommended: (1) cardiac ultrasound (once a year in adult patients with previous myxoma resection), (2) testicular ultrasound (once a year), (3) thyroid ultrasound (once a year), (4) intra-abdominal ultrasound of the ovaries (once a year), (5) urinary free cortisol measurement (once a year), and (6) serum IGF-1 level measurement (once a year) [6, 7].