疫情拐点已到_钟南山谈疫情拐点:预估二月中下旬达峰值 但不等于拐点已到

据《南方都市报》报道,2月17日,国家卫生委员会高级专家组组长、中国工程院院士钟南山一行加入广州武汉联合医院西医院广东医疗队,对新发肺炎危重病例进行远程会诊。

钟南山谈了他对当前新皇冠肺炎疫情及重症治疗后远程会诊的看法。他说,湖北以外的全国新确诊病例总数已经连续13天下降。从这一事实可以看出,中央政府的强有力的干预措施已经奏效,“我们仍在观察现在是否已经达到峰值,我们估计它几乎是一样的。”峰值不等于拐点。它也可能伴随着大量的返工(假期后)。我个人估计可能不会有另一个高峰。"

疫情拐点已到

钟南山(新华社记者刘大伟摄)

中央政府的强力干预取得成效

除湖北外,全国新确诊病例总数连续13天下降钟南山对疫情趋势的新判断是什么?

钟南山告诉记者,他已经谈过这个问题,也做过一个数学模型。这个数学模型是在传统模型的基础上增加了两个因素传统模型在香港和伦敦制造,根据自然趋势,价格会非常高。一个模型预测到二月,也就是现在,全国范围内将会有17万新的冠状肺炎患者。然而,实际的全国数据几乎是70,000,这与模型大不相同。

“我们制作的模型主要增加了两个参数,”钟南山说。他说,这两个参数之一是强有力的国家干预全国除武汉地区外均为早期预防、早期发现、早期隔离。此外,他们还考虑了另一个变量,即春节后的返工,大量的劳动力流动,考虑这是否会造成新的高峰点

钟南山进一步说,有了这两个强变量的参与,自然状态的规律应该是不同的。因此,他们初步估计,南方应该在2月中旬或2月中下旬的一点钟达到峰值:“达到峰值并不一定意味着它会立即下降。”达到峰值指的是累积病例或新病例。"他说,从全国范围来看,这一数字将在2月中下旬达到峰值。

钟南山表示,在湖北以外,全国新确诊病例总数已连续13天下降这一事实可以看出,中央政府的强有力的干预措施是有效的:“我们仍在观察是否已经达到峰值,我们估计它大致相同。”达到顶峰并不意味着达到拐点。随着劳动力的大量流动(假期后),还有可能出现另一个高峰。我个人的估计可能不是由于在目前的流动过程中也采取了非常严格的检测措施和隔离措施,因此不容易出现大的峰值(相互感染和聚集感染)”

加强了两项检测

钟南山还强调,武汉地区仍有较高的发病率和死亡率,武汉现在占全国患者的80%,死亡率占95%以上,因此国家现在支持武汉非常重要科技部、卫生安全委员会和药品监督管理局都在加强医疗、场地和材料的力量。“我没有权威信息,但武汉感染的医务人员少得多这在过去是个大问题。感染会极大地影响医务人员的整体士气。"

“现在最大的问题是武汉已经做了很多努力,但是它仍然没有完全阻止人与人之间的传播。似乎还需要增加。”只有武汉的问题得到解决,正常人和病人被分开,大量疑似病人的问题得到解决,才会对整个国家产生积极的影响,”他说。

钟南山说他会尽最大努力加强这两项测试。一是将新的冠状病毒从流感中分离出来。第二,我们将增加核酸检测的精确度,即血液IgM的阳性和阴性检测:“在过去的两天中,正在开发拭子。我希望武汉能在他们去世后第一个支持他们。”疑似病人和确诊病人应分开确定,医院病房应主要容纳真正确诊的病人。现在不行,很多事情都不清楚解决这个问题的第一步,我们有希望。"

钟南山还提到了新诊断肺炎的危重病人的治疗困难,“这比非典还难”他解释说,随着危重病人的病情持续,病毒会造成持续的损害,这比非典更难治疗然而,他强调,这并不意味着根本没有希望。对于重症患者,目前正在努力寻找更有效的药物。“在明天的科技新闻发布会上,我们还将讨论中医药研究的最新成果,”并表示正在探索新的治疗方法。

据报道,全国其他地区新发肺炎死亡率较低。一个因素是病人相对较少。然而,在武汉,相互感染已经反复出现了相当一段时间。患者数量的突然增加特别大,使得医务人员在早期阶段进行适当治疗为时已晚。只有当病人病情非常严重时,当病人到达重症监护室时,死亡率才会很高。

钟南山还表示,武汉地区重症患者的严重程度比其他地区更为严重。“目前,全国在物质、人力和设备方面加强了对武汉的支持。我相信情况很快就会好转,”钟南山说。

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