在当代美国煤矿工人中严重煤炭工人肺结核病的病理发现
Carlyne D Cool1,2, Jill Murray3, Naseema I Vorajee4
1From the Department of Pathology, University of Colorado School of Medicine, Aurora (Cool).
Archives of pathology & laboratory medicine
|October 18, 2023
概括
在年轻的矿工中,严重的煤炭工人肺炎 (CWP) 正在增加,这是由于暴露于较高的粉而导致的. 这项研究突出了当代矿工中与相关的肺病理,敦促更新可呼吸晶体的暴露限值.
科学领域:
- 职业健康 职业健康 职业健康
- 肺部病理学 肺部病理学
- 毒理学 毒理学 毒理学
背景情况:
- 煤炭工人肺炎 (CWP) 和其严重形式,渐进性巨型纤维化 (PMF),已经在美国煤炭矿工人中发展.
- 最近的趋势表明,年轻矿工中严重CWP的增加与增加的粉暴露有关.
研究的目的:
- 更新与历史病例相比,当代矿工中CWP的病理描述.
- 描述CWP不断变化的病理,重点关注暴露的作用.
主要方法:
- 来自85名具有PMF的历史和当代煤矿工人的肺组织的回顾性专家分类.
- 病理特征的标准化评分,包括新定义的PMF亚型:煤型,混合型和型.
主要成果:
- 当代矿工显示出与尘相关的病态增加,包括类型的PMF,矿物尘膜蛋白质病 (MDAP) 和未成熟的结.
- 类型的PMF病例呈现出明显更高的MDAP水平. 增加的二氧化/酸盐颗粒与不成熟的状结节有关.
- 当代矿工出现了明显增加的严重炎症.
结论:
- 与相关的肺病理在当前的煤矿工人中更为普遍.
- 确定PMF的亚型和特定的病理特征可以帮助诊断严重的CWP.
- 这些发现强调了对煤矿中可呼吸晶体二氧化的当前暴露限值和监测进行修订的必要性.
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