患者男,68岁。因查体发现左心房占位性病变1月余入院。患者既往无胸闷、心悸、咳嗽、咯血、栓塞及关节疼痛等病史。查体:脉率70次/分、血压130/80 mm Hg。颈静脉无怒张,未闻及血管杂音。心前区无隆起,心尖搏动在锁骨中线稍外侧,心浊音界叩诊不大。心律齐,各瓣膜区未闻及血管杂 Male patient, 68 years old. Left atrial space occupying lesions found more than 1 month due to physical examination. Patients without previous chest tightness, heart palpitations, cough, hemoptysis, embolism and joint pain and other medical history. Physical examination: pulse rate 70 beats / min, blood pressure 130/80 mm Hg. No jugular vein engorgement, no smell and vascular murmur. Anterior precinct without uplift, apex beat in the lateral midline of the clavicle, percussion heart sound percussion is not large. Qi heart, the valve area did not smell and vascular miscellaneous