左房粘液瘤临床较多见,而在风湿性心脏病二尖瓣狭窄的基础上伴发左房粘液瘤则较少见,我院超声诊断４例,一般情况见表１。表１风湿性心脏病的一般情况例１例２例３例４年龄（岁）５７４７４６４６性别女女女女风心病史（年）３０+２０２０+２０房颤史（年）２０+１０２０+... Left atrial myxoma clinical more common in rheumatic mitral stenosis associated with left atrial myxoma is less common in our hospital 4 cases of ultrasound diagnosis, the general situation in Table 1. Table 1 General situation of rheumatic heart disease Example 1 case 2 cases 3 cases 4 years old (years) 57474646 Sex Female Female Female rheumatic history (years) 30 +2020 +20 Atrial fibrillation history (years) 20 +1020 +. .