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钙平衡失调在脓毒症心肌损伤中的作用 被引量:8

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摘要 脓毒症(sepsis )是感染引起的全身炎症反应综合症。多器官功能衰竭是脓毒症最常见也是最严重的并发症,并发多器官功能衰竭的患者死亡率高达20%~60%;在脓毒症患者中有近60%在进入ICU后表现出左心室收缩或舒张功能异常,尤其是严重脓毒症和脓毒症休克患者。而合并心功能不全的患者,其死亡率可由20%增高到70%~90%。脓毒症成为ICU患者最常见的死因。脓毒症心肌损伤主要包括心肌功能障碍和结构损伤,是由多种因素共同作用的结果。近十年的研究主要集中在细菌内毒素、细胞因子、炎症介质、NO、ROS等。目前,越来越多的证据表明,脓毒症中心肌细胞钙平衡的失调是心肌舒缩功能障碍的直接影响因素。
作者 朱颖 严静
出处 《心脑血管病防治》 2014年第2期149-151,共3页 CARDIO-CEREBROVASCULAR DISEASE PREVENTION AND TREATMENT
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