疾控专家:不建议在流感病毒感染急性发病期内接种疫苗|新婚少妇呻吟嗯啊哦迎合A片视频
国家卫生健康委今天举行新闻发布会,介绍时令节气与健康有关情况。
近期呼吸道疾病高发,如果已经出现流感样症状,但是没有确诊、自行痊愈的情况下,是否还应该接种流感疫苗?
中国疾病预防控制中心研究员彭质斌介绍,出现呼吸道感染后能否打流感疫苗,可结合病情阶段、身体恢复情况来判断。首先,不建议在感染的急性发病期内接种流感疫苗,需要等症状消失,身体基本恢复后再接种。其次,部分有基础性疾病的患者感染后可能身体较为虚弱,可咨询医生、综合评估身体状况后确定合适的接种时间。
如果已经出现了流感样症状,在没有确诊、自行痊愈后的情况下还是建议接种流感疫苗。主要原因有两个方面:
一是秋冬季是呼吸道传染病高发季节,且呼吸道感染的症状不具备特异性,多种病原感染后都可能会出现发热、咳嗽、咽痛等流感样症状。但是出现上述症状,并不一定是感染了流感病毒,也可能感染了其他病原体,最常见就是鼻病毒等引起的普通感冒。而当前又处于流感流行的季节,感染风险较高,通过接种流感疫苗可以预防流感病毒感染、减少发生重症的风险。
二是一个流感流行季可能不止一种流感病毒亚型流行,比如当前流行季是以甲型H3N2亚型为主要流行株,但也检出少量的甲型H1N1亚型和乙型流感,而不同亚型间并没有交叉保护。因此感染了某一个亚型后,还可能存在感染其他亚型的风险。而流感疫苗是覆盖了以上三种亚型的多价疫苗,如果感染了某种亚型的流感病毒后接种疫苗,疫苗中包含了其他亚型组分,依然能够发挥预防其他亚型流感的作用。
(总台央视记者 杨阳 李仲博)
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