There were 4, 5, 2 cases showing abnormal exe: ise scintirenography in NOH, hypertensive parents and old non-hypertensi e subjects respectively, none in NON group.

• 第一、三、四组中分别有4、5、2例受试者运动介入后表现出明显异常的显像结果； 第二组受试者中无一例出现异常的运动肾显像。