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案例分析题女性，18岁，发热鼻出血，皮肤紫癜2周，舌尖可见血泡，双下肢可见瘀斑，浅表淋巴结及肝脾未及，胸骨压痛阴性，血红蛋白52g/L，白细胞2.0×109/L，分类中性0.24，淋巴0.75，嗜碱粒0.01，血小板22×109/L，网织红细胞0.001，胸部X线片示右下肺炎。 明确诊断应先做哪一项检查（）
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慢性失血所致的贫血（）
M: Could we have the bill, pleaseF: Of course. Here you are.M: Thanks. ... (Gulp) Oh, well, money is no object when it comes to birthdays!F: I agree-birthdays should be special.M: I’m glad you said that. Have I mentioned that it’s my birthday next week Where does this conversation most probably take place().
再生障碍性贫血（）
Sports and SexesIn sports the sexes are separate. (36) and men do not run or swim in the same races. Women are less strong than men. That (37) is (38) people say. Women are (39) "the weaker sex", or if men want to please them, "the fair sex". But boys and girls are taught (40) schools and universities. There are women (41) are famous prime ministers, scientists and writers. And women live longer than men. (42) European woman can expect (43) until the age of 74; a man only until he is 68. Are women’s bodies really weaker The fastest men can run a mile in (44) 4 minutes. The best women need 5 minutes. Women’s times are always slower than (45) , but some facts are a surprise. Some of the (46) women swimmers today are girls. One of them swam 400 metres (47) 4 minutes and 21.2 seconds when she was only 16. The first "Tartan" in films was (48) Olympic swimmer, Jonny Weissmuller. His fastest 400 metres was 4 minutes and 59.1 seconds, (49) is 37.9 seconds (50) than a girl 50 years later! This does not mean that women are (51) men (52) . Conditions are very different now, and sport is much (53) serious. It is (54) serious that some women are given hormone injections. At the Olympics a doctor has to check (55) the women are really women or not. It seems like that sport has many problems. Life can be very complicated when there are two separate sexes. 37().
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