问题
单项选择题 案例分析题
男性，26岁，5天来鼻及牙龈出血，皮肤瘀斑。血红蛋白55g/L，白细胞10.0×109/L，血小板16×109/L。骨髓增生活跃，幼稚细胞占80%，胞浆有大小不等颗粒及成堆棒状小体，过氧化酶染色强阳性。
本患者治疗首选（）
A.DA方案
B.全反式维A酸
C.羟基脲
D.VP方案
E.骨髓移植
答案
参考答案：B
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男性，26岁，5天来鼻及牙龈出血，皮肤瘀斑。血红蛋白55g/L，白细胞10.0×109/L，血小板16×109/L。骨髓增生活跃，幼稚细胞占80%，胞浆有大小不等颗粒及成堆棒状小体，过氧化酶染色强阳性。
本患者治疗首选（）
A.DA方案
B.全反式维A酸
C.羟基脲
D.VP方案
E.骨髓移植
参考答案：B
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| A little boy invited his mother to attend his school's first teacher-parent meeting. To the little boy's 1 , she said she would go. This 2 be the first time that his classmates and teacher 3 his mother and he felt 4 of her appearance. Although she was a beautiful woman, there was a severe scar (疤痕) that 5 nearly the entire right side of her face. The boy never wanted to 6 why or how she got the scar. At the meeting, the people were 7 by the kindness and natural beauty of his mother 8 the scar, but the little boy was still embarrassed (尴尬) and 9 himself from everyone. He did, however, get within 10 of a conversation between his mother and his teacher. The teacher asked 11 , "How did you get the scar on your face?" The mother replied, " 12 my son was a baby, he wad in a room that caught fire. Everyone was 13 afraid to go in because the fire was 14 , so I went in. As I was running toward his bed, I saw a long piece of wood coming down and I placed myself over him trying to protect him. I was knocked 15 but fortunately, a fireman came in and saved both of us." She 16 the burned side of her face. "This scar will be 17 , but to this day, I have never 18 what I did." At this point, the little boy came out running toward his mother with tears in his eyes. He held her in his arms and felt a great 19 of the sacrifice (牺牲) that his mother had made for him. He held her hand 20 for the rest of the day. | ||||
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