对左心房黏液瘤误诊2例分析如下。1病历摘要例1:女,40岁。主因劳累性心慌气短伴乏力消瘦1个月入院。既往无风湿热病史。查体:口唇紫绀,心界左侧扩大,HR 120次/m in,律齐,心尖区闻及舒张起隆隆样杂音。肝脏肋下2 cm,质中,无触痛。双下肢轻度水肿。入院诊断:风湿性心脏病,二尖瓣 Misdiagnosis of left atrial myxoma was analyzed as follows: 1 medical records summary Example 1: Female, 40 years old. The main reason was fatigue, shortness of breath, fatigue, and weight loss for 1 month. Past history of rheumatic fever. Physical examination: purpura of the lips, expansion of the left side of the heart boundary, HR 120 beats/m in, qi qi, arrhythmia and diastolic murmur. Liver 2 cm under the ribs, qualitative, no tenderness. Mild edema of both lower limbs. Admission diagnosis: rheumatic heart disease, mitral valve