Circulation:儿童感染新冠病毒后引发急性心力衰竭的预后

2020-08-06 MedSci原创 MedSci原创

截止2020年8月6日15点,全球累计确诊新冠病毒感染18,984,976例,而且美国、印度、巴西三个国家仍保持非常高的新增速度(过去24小时内均新增5万+)。更糟糕的是,世界卫生组织警告:

截止2020年8月6日15点,全球累计确诊新冠病毒感染18,984,976例,而且美国、印度、巴西三个国家仍保持非常高的新增速度(过去24小时内均新增5万+)。更糟糕的是,世界卫生组织警告:新冠可能永远没有“特效药”!

现在,新冠感染的后遗症正在逐渐显现,如肺纤维化、肾衰竭、脑出血、卒中和肌肉萎缩等。此外,在很多新冠病毒感染成年患者中观察到了心肌损伤和心肌炎。在儿童中,重度急性呼吸综合征冠状病毒2(SARS-CoV-2)感染通常症状轻微。但Belhadjer等人发现一系列急性心力衰竭的高热儿科患者可能与SARS-CoV-2感染和多系统炎性综合征相关

在法国和瑞士爆发了SARS-CoV-2大流行的两个月时间里,Belhadjer等人回顾性收集了在14个医疗中心因心源性休克、左心功能不全和重度炎症状态入住儿科重症监护病房的35位COVID-19患儿的临床、生物学、治疗和早期预后数据。

该研究纳入患儿的中位年龄为10岁(2-16岁)。基础疾病发生率28%,包括哮喘和超重。

临床表现:胃肠道症状突出。1/3患儿的左心室射血分数<30%,80%的需要强心药物支持,而且28%的患儿接受了体外膜肺氧合治疗

炎症标志物提示细胞因子风暴(IL-6中位值:135 pg/ml)和巨噬细胞活化(D-二聚体中位值:5284 ng/mL)。B型钠尿肽(BNP)平均水平升高(5743 pg/mL)。31位(88%)患儿的新冠检测为阳性。所有患儿都接受免疫球蛋白治疗,且1/3的患儿接受辅助类固醇疗法。25位患儿的左心室功能在出重症监护室时得以恢复。无患者死亡,所有接受体外膜肺氧合治疗的患儿都成功转为自主呼吸。

总而言之,SARS-CoV-2感染后,儿童可能会因严重的炎症状态而导致急性心功能失代偿。免疫球蛋白治疗可能与左心室功能恢复有关。

原始出处:

Zahra Belhadjer,et al. Acute Heart Failure in Multisystem Inflammatory Syndrome in Children in the Context of Global SARS-CoV-2 Pandemic. Circulation. 2020;142:429–436

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    2020-08-27 14818eb4m67暂无昵称

    学习了

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    2020-08-06 公卫新人

    新冠肺炎,疫情何时才能消失

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    2020-08-06 辉辉1989

    多多学习

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