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When the writer first came to the capital____.

A. he had been very reluctant to leave his mother
B. his mother had not wanted him to leave home
C. he had made no preparations for his journey south
D. he had sent his possessions on ahead in a trunk

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李某，52岁。1周来进行性双下肢瘫痪，大便障碍，体温正常。胸4水平以下深、浅感觉丧失和截瘫。脑脊液检查压力正常，白细胞90×106／L(80个／mm3。)，淋巴细胞占80％，蛋白轻度增高。最可能的诊断为 ()

A. 脊髓出血
B. 急性脊髓炎
C. 脊髓肿瘤
D. 多发性硬化
E. 急性硬膜外脓肿

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下列对2D-TOF与3D-TOFMRA的比较，叙述错误的是

A. 2D-TOF流入饱和效应小，对慢流、血流方向一致的血管显示好;流动-静止对比好
B. 3D-TOF流人饱和效应明显，成像块厚受血管流速制约;信噪比好
C. 2D-TOF层面厚，空间分辨力差;相位弥散强，弯曲血管信号有丢失
D. 3D-TOF层厚较薄，空间分辨力高;对复杂弯曲血管的信号丢失少
E. 相同容积2D-TOF较3D-TOF成像时间长

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某患者，女，9个月，多汗，烦躁，睡眠不安，可见肋膈沟，下肢轻“O”型腿，血清钙稍低，血磷降低，碱性磷酸酶增高，其佝偻病应处于 ()

A. 前驱期
B. 初期
C. 激期
D. 恢复期
E. 后遗症期

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女婴，3天，第一胎足月顺产。生后12小时开始出现皮肤黄染，并逐渐加重。吃奶好。体格检查：一般情况好，体温正常，皮肤巩膜中度黄染，肝肋下2cm。子血型A，母血型O。血清胆红素257μmol／L(15mg／dl)。该患儿最可能的诊断是 ()

A. 新生儿败血症
B. 新生儿肝炎
C. 新生儿ABO溶血病
D. 新生儿Rh溶血病
E. 新生儿胆道闭锁

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When the writer first came to the capital____.

A. he had been very reluctant to leave his mother B. his mother had not wanted him to leave home C. he had made no preparations for his journey south D. he had sent his possessions on ahead in a trunk

李某，52岁。1周来进行性双下肢瘫痪，大便障碍，体温正常。胸4水平以下深、浅感觉丧失和截瘫。脑脊液检查压力正常，白细胞90×106／L(80个／mm3。)，淋巴细胞占80％，蛋白轻度增高。最可能的诊断为 ()

下列对2D-TOF与3D-TOFMRA的比较，叙述错误的是

某患者，女，9个月，多汗，烦躁，睡眠不安，可见肋膈沟，下肢轻“O”型腿，血清钙稍低，血磷降低，碱性磷酸酶增高，其佝偻病应处于 ()

A. he had been very reluctant to leave his mother
B. his mother had not wanted him to leave home
C. he had made no preparations for his journey south
D. he had sent his possessions on ahead in a trunk