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肺腺癌在肺动脉沿线扩散:一个病例报告

Kazuto Sugai¹, Shinji Kikuchi^1,2, Kojiro Nakaoka¹

¹Department of Thoracic Surgery, Ibaraki Prefectural Central Hospital, Kasama, JPN.

|November 14, 2025

概括

这份病例报告详细介绍了一种新的肺癌模式,它侵入了肺动脉的次极空间. 这种以前未经记录的腺癌血管侵袭扩大了对晚期肺癌进展的理解.

科学领域:

在瘤学瘤学.
心血管病理学心血管病理学
肺部医学肺部医学

背景情况:

肺血管侵袭是已知的晚期肺癌的预后因素.
血管侵袭通常涉及小血管或大血管.
肺动脉内的纵向下底部扩散是一种以前未报告的模式.

研究的目的:

描述一个独特的肺腺癌的病例与肺动脉次极入侵.
为了描述这种新型血管入侵模式的组织病理学特征.
扩大对肺癌血管入侵的理解.

主要方法:

一个77岁的女性患者的病例报告,患有空腔肺结节.
手术切除 (右上叶切除) 和中间淋巴结解剖.
对切除的瘤和肺动脉进行详细的组织病理学检查.

主要成果:

瘤主要是腺癌,在下极端侵袭区域有边缘状分化.
纵向的潜静脉入侵沿肺动脉延伸了6厘米,位于内脏下方.
主要结节的尺寸为2.5厘米;病理阶段是pT3N0,IIB阶段.

结论:

这种病例呈现出以前未被描述的肺动脉侵袭肺腺癌的模式.
观察到的带有边缘状分化的亚极传播扩大了肺癌中血管入侵的范围.
这一发现强调了彻底的组织病理学评估对于准确的分期和理解瘤行为的重要性.

关键词:

状腺细胞癌 (Adenosquamous cell carcinoma) 是一种状细胞癌.肺癌是一种肺癌.肺动脉的入侵肺动脉的入侵这是次要的入侵.这是一种血管侵袭.

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