患者女,36岁。以“气短、乏力、头晕2年,不能剧烈活动,突然晕厥,平卧休息后缓解”就诊。体检:一般情况可,神志清,活动自主,血压正常,颈静脉充盈。X线平片:心影呈“梨”形,上肺静脉扩张,左心房增大,符合风心病二尖瓣病变心脏改变(图1)。 Female patient, 36 years old. To “short breath, fatigue, dizziness for 2 years, can not be strenuous activity, sudden syncope, remission after lying and rest ” treatment. Physical examination: The general situation may be clear, active, normal blood pressure, and the jugular vein filling. X-ray film: the heart was a “pear” shape, the expansion of the upper pulmonary veins, left atrium enlargement, consistent with the heart of mitral valve disease heart rhythm changes (Figure 1).