用COVID-19 mRNA疫苗进行的心肌炎
Biykem Bozkurt1, Ishan Kamat2, Peter J Hotez3
1Winters Center for Heart Failure Research, Cardiovascular Research Institute (B.B.), Baylor College of Medicine, DeBakey VA Medical Center, Houston, TX.
Circulation
|July 20, 2021
概括
肌心炎是COVID-19 mRNA疫苗的罕见副作用,特别是在年轻男性中. 大多数病例通过治疗得到缓解, 接种疫苗的好处超过了风险.
科学领域:
- 心脏病学
- 免疫学
- 疫苗学
背景情况:
- 肌心炎是COVID-19 mRNA疫苗接种后的罕见并发症,主要发生在青少年和年轻成年男性中.
- 在接种疫苗后,报告的病例表现出如胸痛之类的持续症状,心电图和心脏核磁共振图的异常结果表明心肌炎.
研究的目的:
- 审查COVID-19 mRNA疫苗接种后心肌炎的特征,潜在机制和临床结果.
- 根据罕见心肌炎病例,评估COVID-19疫苗接种的益处与风险平衡.
主要方法:
- 分析COVID-19 mRNA疫苗接种后报告的心肌炎病例.
- 对临床表现,诊断标志物 (心脏,心电图,心脏核磁共振) 和病因调查的审查.
- 检查拟议的病理机制,包括分子模仿和免疫失调.
主要成果:
- 在第二剂疫苗接种后2-3天出现胸痛的肌心炎病例,表现出高位素,心电图上ST升,心脏MRI呈阳性.
- 没有发现急性COVID-19或其他病毒感染的证据;一个病例显示自身抗体和自然杀手细胞增加.
- 大多数患者在接受治疗或不接受治疗时出现症状缓解和诊断标记的改善.
结论:
- COVID-19 mRNA 疫苗接种与罕见的心肌炎病例有关,主要发生在年轻男性中,结果通常是有利的.
- 潜在的机制包括分子模仿和免疫系统激活,男性占主导地位可能与荷尔蒙差异有关.
- 整体的益处风险评估强烈支持12岁及以上人群接种COVID-19疫苗.
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