患者杨某,女,45岁。因反复胸痛、心悸、气短两年,两个月前因“生气”后胸痛发作、并较以前明显加重而入院,超声心动图显示:右心房增大,右房内可见一巨大实质性包块,近圆形、边界清楚、蒂部较宽(约4.8cm)、附于右房游离壁较固定,不随心搏移动,包块占据右房约85％面积,大小为6.6×6.4cm。 The patient was Yang, female, 45 years old. Due to repeated chest pains, palpitations, shortness of breath for two years, two months ago because of “challenge” after chest pain attack, and significantly worse than before, and admission to hospital, echocardiography showed: the right atrium was enlarged, a large substantial mass can be seen in the right atrium. , Near-circular, clear boundary, wide pedicle (about 4.8cm), attached to the free wall of the right room is relatively fixed, does not move with heart beat, mass occupying about 85% of the right room, the size of 6.6 × 6.4cm.