房间隔缺损患者心肌工作指数与房间隔缺损直径、肺动脉收缩压呈正相关；
MPI appears to be relatively dependent on changes in the diameter of ASD and pulmonary artery systolic pressure.
硝酸甘油使主动脉、肺动脉和左心室充盈压明显下降，心脏指数增加。
Nitroglycerin reduced arterial, pulmonary and left ventricular filling pressure, and increased cardiac index.
各组大鼠常规饲养3周后检测肺动脉压、右心指数；
After 3 weeks, pulmonary artery pressure and right ventricular index (RVI) were determined.
各组大鼠常规饲养3周后检测肺动脉压、右心指数；
After 3 weeks, pulmonary artery pressure and right ventricular index (RVI) were determined.
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