患者,女性,63岁,脑卒中后左下肢肿胀一周,超声示左下肢深静脉血栓,现诉胸部不适,呼吸困难。肺灌注显像可见左肺上叶舌段血流灌注明显减低,右肺上叶尖段血流灌注减低。提示可能为肺栓塞。要进一步明确诊断,需要进行的检查为()。
A. 肺功能测定
B. 下肢静脉显像
C. 胸部平片或肺通气显像
D-二聚体测定
E. MRI
You write a logging function for a Web Form. You call the logging function from the Page_Unload event handler. You test the Web Form and notice that the Page_Unload event handler does not call the logging function. You need to ensure that the logging function is called. What are two possible ways to achieve this goal? ()
A. Set the Page attribute to AutoEventWireup="False". Remove the attribute onunload="Page_Unload" from the Web Form element.
B. Set the Page attribute to AutoEventWireup="False". Add the attribute OnUnload="Page_Unload" to the Web Form element.
C. Set the Page attribute to AutoEventWireup="False". Add the Web Form attribute autocomplete=on.
D. Set the Page attribute to AutoEventWireup="True".