机构地区:[1]浙江大学医学院附属第一医院,浙江杭州310003 [2]浙江大学医学院附属第一医院传染病诊治国家重点实验室国家感染性疾病临床医学研究中心感染性疾病诊治协同创新中心,浙江杭州310003
出 处:《浙江大学学报(医学版)》2020年第2期147-157,共11页Journal of Zhejiang University(Medical Sciences)
摘 要:当前2019冠状病毒病(COVID-19)疫情仍处于胶着状态。浙江大学医学院附属第一医院是国家感染性疾病临床医学中心,浙江省COVID-19患者救治中心。疫情一线的专家集智攻关,以国家卫生健康委员会和国家中医药管理局发布的COVID-19诊治指南为依据,以抗病毒、抗休克、抗低氧血症、抗继发感染、维持水电解质和酸碱平衡、维持微生态平衡的“四抗二平衡”救治策略为核心,总结完善诊治方案,聚焦临床实践的一些具体问题,为COVID-19患者临床诊治提供借鉴。推荐以多学科协作诊治个性化治疗提高COVID-19患者救治质量。建议病原学检测、炎症指标监测和肺部影像学动态观察指导临床诊治。痰液的病毒核酸检测阳性率最高,约10%的急性期患者血液中检测到病毒核酸,50%的患者粪便中检测到病毒核酸,粪便中可分离出活病毒,须警惕粪便是否具有传染性;开展细胞因子等炎症指标监测有助于发现是否出现细胞因子风暴,判断是否需要人工肝血液净化治疗。通过以“四抗二平衡”为核心的综合治疗提高治愈率、降低病死率;早期抗病毒治疗能减少重症、危重症发生,前期使用阿比多尔联合洛匹那韦/利托那韦抗病毒显示出一定效果。休克和低氧血症多为细胞因子风暴所致,人工肝血液净化治疗能迅速清除炎症介质,阻断细胞因子风暴,对维持水电解质酸碱平衡也有很好的作用,可以提高危重型患者的疗效。重型病例疾病早期可适量、短程应用糖皮质激素。氧疗过程中,患者氧合指数小于200 mmHg时应及时转入重症医学科治疗;采用保守氧疗策略,不推荐常规进行无创通气;机械通气患者应严格执行集束化呼吸机相关性肺炎预防管理策略;氧合指数大于150 mmHg时,及早减、停镇静剂并撤机拔管。不推荐预防性使用抗菌药物,对于病程长,体温反复升高和血降钙素原水平升高的患者可酌The current epidemic situation of coronavirus disease 2019(COVID-19)still remained severe.As the National Clinical Research Center for Infectious Diseases,the First Affiliated Hospital of Zhejiang University School of Medicine is the primary medical care center for COVID-19 in Zhejiang province.Based on the present expert consensus carried out by National Health Commission and National Administration of Traditional Chinese Medicine,our team summarized and established an effective treatment strategy centered on“Four-Anti and Two-Balance”for clinical practice.The“Four-Anti and Two-Balance”strategy included antivirus,anti-shock,anti-hyoxemia,anti-secondary infection,and maintaining of water,electrolyte and acid base balance and microecological balance.Meanwhile,integrated multidisciplinary personalized treatment was recommended to improve therapeutic effect.The importance of early viralogical detection,dynamic monitoring of inflammatory indexes and chest radiograph was emphasized in clinical decision-making.Sputum was observed with the highest positive rate of RT-PCR results.Viral nucleic acids could be detected in 10%patients'blood samples at acute period and 50%of patients had positive RT-PCR results in their feces.We also isolated alive viral strains from feces,indicating potential infectiousness of feces.Dynamic cytokine detection was necessary to timely identifying cytokine storms and application of artificial liver blood purification system.The“Four-Anti and Two-Balance”strategy effectively increased cure rate and reduced mortality.Early antiviral treatment could alleviate disease severity and prevent illness progression,and we found lopinavir/ritonavir combined with abidol showed antiviral effects in COVID-19.Shock and hypoxemia were usually caused by cytokine storms.The artificial liver blood purification system could rapidly remove inflammatory mediators and block cytokine storm.Moreover,it also favored the balance of fluid,electrolyte and acid-base and thus improved treatment efficacy in critic
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