患儿，5岁。水肿、少尿、血尿5天，近1天头痛、头晕、呕吐、视力模糊，惊厥两次，血压180/110mmHg，最可能的诊断是（）
A.急性肾炎
B.单纯性肾炎
C.急性肾炎心衰
D.肾炎性肾病伴循环充血
E.急性肾炎高血压脑病
参考答案：E
解析：高血压脑病是急性肾炎急性期的严重并发症，临床表现为血压骤升，头痛、烦躁不安、恶心呕吐、一过性失明，严重者突然出现惊厥和昏迷，本例患儿水肿、少尿、血尿5天，诊断为急性肾炎，在此基础上并发高血压脑病，故选E。解题关键：急性肾炎高血压脑病由于血压（尤其舒张压）骤升，超过脑血管代偿性收缩机制，使脑组织血液灌注急剧增多而致脑水肿。【考点】：急性肾炎高血压脑病诊断
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| Some people have very good memories and can easily learned quite long poems(诗歌) 1 _ heart. 2 people have poor memories and can only remember thingswhen they have said them 3 and over again. The famous English writer, Charles Dickens, said that he could walk down anylong street in 4 and then told you t'he name of all the shops he had 5 . Many great men of the world have wonderful memories. A good memory is 6 great help in learning a language. Everybody learns 7 0wn language by remembering what he hears when he was a small child. somechildren like those who live in foreign countries with their parents, seems to learn two.languages as 8 as they do one. In school, it is not so easy for people to learn 9 second language because they have very 10 time for it. | |||
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