患者,女,28岁。宫外孕大出血。体格检查:血压10.6/6.7kPa(80/50mmHg),脉搏110次/分,呼吸24次/分,脸色苍白,四肢发冷。需输血400ml。 患者的血压是( )
A. 低血压
B. 低血压I型
C. 正常血压
D. 高血压
E. 高血压I型
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患者李某,输血过程中出现头痛,四肢麻木,腰背部剧痛,继而出现黄疸,血压下降等症状。 此患者因输血发生了( )
A. 发热反应
B. 过敏反应
C. 溶血反应
D. 枸橼酸钾中毒反应
E. 出血反应
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硅胶管锁骨下静脉输液暂时停用时,处理方法错误的是( )
A. 用0.4%枸橼酸钠生理盐水1~2ml封管
B. 用无菌静脉帽塞住针栓孔
C. 每日更换穿刺处敷料
D. 如有血凝块用注射器把血凝块推人血管
E. 如确定已堵塞可边抽边拔管
患者输血后1周出现轻度发热伴乏力,血胆红素升高,经查系Rh系统血管外溶血反应,导致该反应的抗原及其相应抗体主要为( )
A. C
B. e
C. D
D. d
E