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胸腔镜下左侧心交感神经切除术治疗长QT综合征的护理

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摘要 遗传性长QT综合征(long QT syndrome,LQTS)是指由于编码心肌细胞膜离子通道蛋白的基因突变导致离子通道功能障碍所致的一组紊乱综合征,临床上以心电图QT间期延长(QTC〉440ms)、T波异常、尖端扭转性室速、室颤及发作性晕厥、心脏性猝死为特征。疾病发作多以剧烈活动、情绪激动、受到惊吓为诱因。未经治疗的LQTS死亡率高达78%,临床上首选治疗是长期服用β受体阻滞剂,但20%~25%的患者药物治疗无效。
作者 谢屹红
出处 《中国实用护理杂志》 2007年第3期27-28,共2页 Chinese Journal of Practical Nursing
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参考文献6

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