武汉市金银潭医院院长黄朝林:本轮疫情病毒毒力明显下降,全程完成疫苗接种者几无重症病例发生
<p></p><p><br/></p><section data-role="outer" class="article135" label="edit by 135editor"><p style="text-align:justify;margin-bottom: 0px; outline: 0px; max-width: 100%; color: rgb(34, 34, 34); letter-spacing: 2px; text-indent: 0em; white-space: normal; background-color: rgb(255, 255, 255); visibility: visible; line-height: 2em; font-family: 微软雅黑; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="caret-color: red; font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;">随着新冠病毒奥密克戎变异株致病性的减弱、疫苗接种的普及、防控经验的积累,我国疫情防控面临新形势新任务。从本轮疫情患者救治情况看,奥密克戎导致的重症率高吗?感染了奥密克戎的高龄老人、基础疾病患者等,当前如何救治?疫苗对他们起到了怎样的保护作用?12月6日,武汉市金银潭医院院长黄朝林接受记者采访,结合本轮疫情患者的救治与临床观察情况,作出权威专业解答。<br/></span></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><br/></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><span style="font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;"><strong><span style="color: rgb(27, 55, 94);">问:从金银潭医院一线救治的感染者情况看,目前奥密克戎导致的重症病例比例高吗?</span></strong></span></p><p style="margin-left: 16px;margin-right: 16px;line-height: 2em;margin-bottom: 0px;"><br/></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><span style="font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;">答:在湖北本轮疫情感染的新冠患者,基因测序显示主要以奥密克戎变异株BA.5.2为主,该病毒传播快、潜伏期短,但是感染病例以无症状感染者及轻症病例为主。从金银潭医院本轮疫情收治情况来看,<strong><span style="color: rgb(27, 55, 94);">无症状感染者和轻型病例占绝大多数,达到90%,有肺部炎症改变的约4.45%,但一般较轻微,一周内多可吸收</span></strong><strong><span style="color: rgb(27, 55, 94);">,极少数(约占0.5%)后期出现重症表现,多为高龄、未接种疫苗及合并严重基础疾病患者</span></strong>。可见本轮疫情奥密克戎变异株虽然传染性增强,但是毒力明显下降,重症感染者以高龄、未接种疫苗和合并严重基础疾病等为主要高危因素。</span></p><p style="margin-left: 16px;margin-right: 16px;line-height: 2em;margin-bottom: 0px;"><br/></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><span style="font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;"><strong><span style="color: rgb(27, 55, 94);">问:医院收治的奥密克戎感染者的临床症状有哪些?与以往原始毒株和德尔塔毒株疫情的时候相比,临床表现有哪些不同?救治方式有什么异同?</span></strong></span></p><p style="margin-left: 16px;margin-right: 16px;line-height: 2em;margin-bottom: 0px;"><br/></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><span style="font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;">答:据同期其他地区(北京、上海、广州)报道的情况看,本轮疫情奥密克戎感染者主要症状有发热、咽喉痛痒、干咳,部分病人有头痛和全身关节酸痛症状。<strong><span style="color: rgb(27, 55, 94);">据统计,本轮疫情金银潭医院收治患者的临床表现排名前三症状是发热、咳嗽、咽痛;其次为乏力、头痛、鼻塞、流涕等,腹泻、结膜炎、味觉和嗅觉丧失症状为少见症状,总体来说轻于流感症状。</span></strong></span></p><p style="margin-left: 16px;margin-right: 16px;line-height: 2em;margin-bottom: 0px;"><br/></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><span style="font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;"><strong><span style="color: rgb(27, 55, 94);">这波疫情与以往原始毒株和德尔塔毒株疫情的时候相比,有较大的差异。</span></strong>患者绝大多数仅表现在上呼吸道感染及局部症状为主,症状包括发热、咽喉痛痒、干咳,部分病人有头痛和乏力症状,少数病人表现在胃肠道症状,无食欲或腹泻。<strong><span style="color: rgb(27, 55, 94);">经过对症治疗后,大多数能够在24小时至48小时内缓解症状。</span></strong>住院患者肺部CT检查中,有病毒性肺炎表现的患者一般一周左右吸收,很少发展成重症肺炎,相比原始毒株和德尔塔变异株,奥密克戎感染者发展成重症肺炎更少,病灶很快吸收。治疗方面多以治疗基础疾病及对症支持治疗为主,甚至很少有需要氧疗支持治疗的患者,极少高龄、无疫苗保护及合并基础疾病患者转为重症,而且往往是基础疾病本身需要医疗干预,与病毒感染关系不大。</span></p><p style="margin-left: 16px;margin-right: 16px;line-height: 2em;margin-bottom: 0px;"><br/></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><span style="font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;"><strong><span style="color: rgb(27, 55, 94);">问:对感染了奥密克戎的高龄老人和有基础疾病人群,给予了怎样的救治?临床观察,疫苗对这部分人群有保护力吗?</span></strong></span></p><p style="margin-left: 16px;margin-right: 16px;line-height: 2em;margin-bottom: 0px;"><br/></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><span style="font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;">答:从目前救治情况看,感染新冠病毒后住进定点医院的,大多数是有基础疾病,但又因核酸阳性无法住进普通医院的患者。关于感染了奥密克戎的高龄老人,特别是有心脑血管疾病、慢性呼吸道疾病等基础疾病的患者,医疗上主要组织多学科专家进行会诊,重点治疗原发基础疾病,护理上对生命体征进行更密切监测,早期发现向危重症进展的高危因素和表现,早期干预处理。</span></p><p style="margin-left: 16px;margin-right: 16px;line-height: 2em;margin-bottom: 0px;"><br/></p><p style="text-align:justify;margin-bottom: 0px; line-height: 2em;"><span style="font-size: 17px; letter-spacing: 1px; font-family: Helvetica, Arial, sans-serif;">目前,很多研究已经证实,接种疫苗特别是加强针接种后预防感染的病毒中和抗体会提升,以应对病毒的免疫逃避。<strong><span style="color: rgb(27, 55, 94);">科学的数据已经证实,疫苗的广泛接种一定是构建免疫屏障的最重要组成部分,特别是对于预防病毒感染后的重症化具有无法替代的价值,加强针对于脆弱人群的保护,特别是针对老年人的保护尤为重要。</span></strong>在本次金银潭医院收治的患者中,全程完成疫苗接种者几无重症病例发生。</span></p></section><section style="font-size: 17px; 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