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微生物与疾病背后的检验医学

中国医学科学院北京协和医院检验科 王瞳

 近年来,微生物与疾病的关系研究备受关注,而与之相关的各种检测技术亦成为前沿热点。微生物感染及其产生的免疫反应在全身均可出现,其中肺部感染较为常见,故围绕“微生物与疾病”这一重点选题方向,本期封面将创作的焦点定位于肺部感染。

 主体画面以人的左右肺叶呈现,其中右肺下叶显示多种显微镜下可见微生物感染,包括烟曲霉菌、结核分枝杆菌、肺炎链球菌、肺吸虫虫卵等;左肺上叶可见新型冠状病毒、肺炎支原体、衣原体感染,而采用前沿检测技术——宏基因组高通量测序可快速、准确判定是哪种或哪几种病原体混合感染。在病原体感染的同时,机体会产生一些常见的免疫反应,故左肺下叶将COVID-19患者出现的多种高滴度抗磷脂抗体作为构图元素,右肺上叶展示因感染导致的炎症反应机制,右肺中叶展示常见的免疫检测技术——酶联免疫吸附试验(Elisa)。在肺叶外围,三名检验人员正全力以赴地采用多种技术手段(如药敏检测纸片扩散法)进行病原体药敏检测,以尽快确定使用何种抗生素或其他控制感染所需的药物等。而灰色背景中的绿叶则寓意着患者在经受疾患苦痛的至暗时刻后重获健康与新生。

 在微生物感染与各类传染病频发的今天,检验人默默与时间赛跑并不负众望,实现了各种检测新技术的推陈出新,为精准快速诊疗提供了更多可能。相信随着检测技术的进一步完善,检验医学不仅可在疾病诊疗中发挥重要作用,还可更好地解释病程发展并进行治疗监测,为更多患者带来福音。

Vol. 14, No. 5 30 09 2023
Chinese Bimonthly CN 11-5882/R ISSN 1674-9081

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