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病例报告:累及弥漫大 B 细胞淋巴瘤 (DLBCL) 和脑膜瘤的碰撞瘤

英文原题:Case Report: Collision Tumor Involving Diffuse Large B-Cell Lymphoma (DLBCL) and Meningioma.

查看英文原题

Case Report: Collision Tumor Involving Diffuse Large B-Cell Lymphoma (DLBCL) and Meningioma.

PubMed 2025/06/06(内容时间) Clin Nucl Med Q1 · IF 9.6(JCR 2025)

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中文摘要

我们报告一名73岁男性病例。患者最初诊断为睾丸IE期弥漫性大B细胞淋巴瘤(DLBCL),MRI偶然发现右额部轴外肿块,影像特征符合凸面脑膜瘤。DLBCL治疗后不足2年复发,出现多处淋巴瘤病灶,且18F-FDG PET-CT显示增大的轴外脑膜肿块摄取增加。CD19 CAR-T 治疗后,除额部肿块外均达到完全代谢缓解。手术切除发现该病灶为DLBCL与脑膜上皮型脑膜瘤构成的碰撞瘤。碰撞瘤是指两种组织学不同的肿瘤占据同一解剖部位,较为少见,发生于中枢神经系统者尤其罕见。

展开英文摘要原文

We report on a 73-year-old man, initially diagnosed with testicular stage IE DLBCL and an incidental finding of an extra-axial right frontal mass with MRI features of a convexity meningioma. The DLCBL relapsed <2 years after treatment, with multiple lymphoma localizations and increased uptake in the grown extra-axial meningeal mass on 18 F-FDG PET-CT.

CD19-CAR-T therapy induced a complete metabolic response with the exception of the frontal mass. Surgical resection revealed a collision tumor involving DLBCL and meningothelial meningioma. Collision tumors-2 histologically different neoplasms that occupy the same anatomic location-are uncommon, especially those occurring in the central nervous system.

论文信息

作者
Lippens J、Cordier F、Daneels W、Genbrugge E、Van den Broeck B、Van Weehaeghe D
第一作者单位
Department of Human Structure and Repair, Faculty of Medicine and Health Sciences, Ghent University, Ghent, Belgium.Belgium
通讯作者单位
Department of Nuclear Medicine, Ghent University Hospital, Ghent, Belgium.Belgium
文献类型
病例报告
期刊
Clinical nuclear medicine2025 Oct 1
原文标识
PubMed 40474366 · DOI 10.1097/RLU.0000000000005775