肥厚型梗阻性心肌病室间隔化学消融术通常左室流出道(LVOT)压差应

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问题单项选择题

肥厚型梗阻性心肌病室间隔化学消融术通常左室流出道(LVOT)压差应（）

A．在正常范围

B．大于等于50mmHg

C．小于等于50mmHg

D．10～20mmHg

E．30～40mmHg

答案

参考答案：B

改错题

判断正误

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单项选择题配伍题

浸润麻醉时，利多卡因一次最大用量（）

A.8mg/kg

B.2mg/kg

C.20mg/kg

D.300mg/kg

E.1mg/kg