Regional cardiac systolic and diastolic function:compared with pre-PTCA,Vs,Ve and Ve/Va were increased,EDT and EAT were decreased respectively in myocardial ischemia group 1 month and myocardial infarction group 3 months after PTCA.

• 心肌局部的舒缩功能心肌梗死组和心肌缺血组分别在术后1个月和3个月出现相应节段Vs、Ve及Ve/Va增高,EDT和EAT下降。