一风心病二尖瓣狭窄并房颤的患者,用地高辛及利尿剂后,心率由140次/分减为110次/分,血钾4.5mmol/L,尿量每天800ml。下一步的处理应 ( )...

作者: rantiku 人气: - 评论: 0
问题 一风心病二尖瓣狭窄并房颤的患者,用地高辛及利尿剂后,心率由140次/分减为110次/分,血钾4.5mmol/L,尿量每天800ml。下一步的处理应 ( )
选项 A、加用血管扩张剂 B、继续应用地高辛 C、加用苯妥英钠 D、加用氯化钾 E、停用地高辛及利尿剂
答案 B
解析
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