我们应用彩色多普勒超声心动图诊断右房囊性肿瘤罕见病例 1例 ,并经手术和病理证实。1　病例简介患者 ,女 ,45岁。活动后心慌、气短 1个月来院就诊。平素活动耐力正常 ,无咯血、晕厥及抽搐史。查体 :体温 3 6.4℃ ,脉搏 80次 /ｍｉｎ ,血压 13 3 /9 3ｋＰａ ,神志清楚 ,无紫绀 We applied color Doppler echocardiography to diagnose a rare case of right atrial cystic tumor and confirmed by operation and pathology. 1 Case Profile Patients, female, 45 years old. After the event palpitation, shortness of breath to the hospital for 1 month. Normal activities endurance normal, no hemoptysis, syncope and convulsions history. Physical examination: body temperature 3 6.4 ℃, pulse 80 beats / min, blood pressure 13 3/9 3kPa, clear consciousness, no cyanosis