问题 单项选择题

男性患者,18岁,双下肢水肿15个月,7个月前尿常规蛋白阳性,24小时尿蛋白定量4.3g,血浆白蛋白23g/L,血肌酐82μmol/L,肾穿刺病理诊断为肾小球微小病变,现尿常规蛋白仍阳性,24小时尿蛋白定量6.2g,血浆白蛋白17g/L,血肌酐257μmol/L,肾脏病理可能转型为()

A.毛细血管内增生性肾小球肾炎

B.轻度系膜增生性肾小球肾炎

C.系膜毛细血管性肾小球肾炎

D.局灶节段性肾小球硬化

E.新月体性肾小球肾炎

答案

参考答案:D

解析:一部分微小病变的患者可转型为局灶节段性肾小球硬化。

读下列运河示意图,请回答:

(1)当你处在洛阳时,运河南北两端的城市名称各是什么?这个时期的运河是哪个朝代开通的?   

                                                                                                                                                          

(2)写出A、B、C、D所代表的四段运河的名称。

                                                                                                                                                            

(3)运河C段是在哪个朝代时开凿的?在当时的北京附近还有一段,叫做什么?此时,能与运河相比的 

    另一条南北运输通道是什么?

                                                                                                                                                           

  (4) 在历史上大运河都起过什么作用?

                                                                                                                                                          

                                                                                                                                                          

                                                                                                                                                          

单项选择题