Unidentified retained inferior vena cava myxoma detected by intra-operative trans-oesophageal echocardiography.

: We report a unilateral right atrial familial myxoma with a multicentric nature discovered during cardiac surgery. After the patient was weaned off cardiopulmonary bypass, an inferior vena cava myxoma was discovered with intra-operative trans-oesophageal echocardiogram (TOE) which had been missed preoperatively and during surgery.