一个简短的指南,解释为扩散性肺膜性肺部疾病的横支气管结晶切除术
Andrew Churg1, Joanne L Wright1, Peter Manchen2
1Department of Pathology, University of British Columbia, Vancouver, BC, Canada.
The American journal of surgical pathology
|May 21, 2025
概括
病理学家可以使用结构化的方法来解释扩散性肺外细胞肺部疾病的横支气管冷活检 (CB). 这种方法有助于诊断常见间歇性肺炎 (UIP) 和具有临床相关性的非特异性间歇性肺炎 (NSIP) 等疾病.
科学领域:
- 肺部病理学 肺部病理学
- 病理学 病理学 病理学
- 诊断成像 诊断成像 诊断成像
背景情况:
- 跨支气管冷活检 (CB) 越来越多地用于诊断扩散性膜性肺病 (间歇性肺病,ILD),经常取代手术活检 (VATS).
- 对病理学家来说,缺乏确立的指导方针来解释ILD的CB标本.
- 准确的解释对于患者管理和治疗策略至关重要.
研究的目的:
- 提出一种实用方法,用于在扩散性帕伦基马性肺病中对横支气管冷活检的病理解释.
- 确定各种ILD模式的CB解释中的关键诊断特征和潜在陷.
- 强调将组织病理学发现与临床和放射学数据相结合的重要性.
主要方法:
- 在传统活检上对ILD模式的诊断标准的审查和分析.
- 这些标准应用于跨支气管冷活检标本.
- 特定组织学特征的识别,表明UIP,NSIP和其他ILD亚型.
- 关键特征之间的区别,如纤维细胞焦点和组织性肺炎.
主要成果:
- 如果存在特定特征,许多ILD诊断 (例如,麻症,朗格汉斯细胞囊细胞瘤) 可以通过CB实现.
- 像通常的间歇性肺炎 (UIP) 这样的诊断模式依赖于识别纤维细胞焦点,斑块性纤维化和建筑改造.
- 区分UIP亚型 (IPF,HP,CTD-ILD) 可能仅在CB上具有挑战性;巨型细胞可能表明HP.
- 在CB上的非特异性间歇性肺炎 (NSIP) 在组织学上类似于VATS活检,并且经常与CTD-ILD相关联.
结论:
- 一种系统的方法可以促进对ILD的CB解释,利用传统活检上可见的特征.
- 适当的样本大小和对特定模式 (纤维细胞焦点,结构扭曲) 的仔细评估对于UIP诊断至关重要.
- 虽然CB有助于识别NSIP和区分UIP,但区分特定的UIP病因需要仔细的相关性.
- 临床和放射学相关性仍然是通过穿 Bronchial cryobiopsies 确定ILD诊断的必要条件.
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