问题
单项选择题
下列哪项不符合急性型特发性血小板减少性紫癜的临床表现（）
A.发病前常有上呼吸道感染或病毒感染史
B.出血广泛严重，血小板常低于20×109/L
C.常有明显脾肿大及贫血
D.临床经过为自限性，常在半年内好转或痊愈
E.极少数迁延成慢性
答案
参考答案：C
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下列哪项不符合急性型特发性血小板减少性紫癜的临床表现（）
A.发病前常有上呼吸道感染或病毒感染史
B.出血广泛严重，血小板常低于20×109/L
C.常有明显脾肿大及贫血
D.临床经过为自限性，常在半年内好转或痊愈
E.极少数迁延成慢性
参考答案：C
Dear David, Thank you very much your letter. Beijing beautiful! I like Beijing I like China. Now I’m fine and I’m busy with my lessons. I have seven classes every day. There are in the morning and three in the afternoon. I have nice this term. I like math, geography and history. My subject is science, because it is very interesting. My English is very , and I like it. But I don’t like , because it is too difficult for me, and I cant’t learn it well. Do you soccer? Can you Chinese? I hope you can come to China one day. Yours, Jim
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