![Dynamic Imaging of Chimeric Antigen Receptor T Cells with [18F]Tetrafluoroborate Positron Emission Tomography/Computed Tomography](/_next/image?url=https%3A%2F%2Fcloudfront.jove.com%2FCDNSource%2Fteasers%2F62334.jpg&w=3840&q=50)
在小细胞肺癌Tarlatamab治疗期间与T细胞透相关的伪进展:一个病例报告
Tomoyuki Ikeuchi1, Mitsuhiro Yamamoto1, Hirokazu Toge1
1Department of Respiratory Medicine, National Hospital Organization (NHO) Yonago Medical Center, Yonago, JPN.
Cureus
|March 16, 2026
概括
在小细胞肺癌患者中,tarlatamab免疫疗法可能会导致伪进展. 血液检测的变化,如淋巴细胞减少和升的干白素-6可能有助于区分这与真正的瘤进展.
科学领域:
- 在瘤学瘤学.
- 免疫治疗是一种免疫疗法.
- 癌症研究 癌症研究
背景情况:
- 塔拉塔马布是一种双特异性T细胞激活剂,向三角形状联体3和CD3.
- 塔拉他马布治疗可以诱导T细胞透到瘤中,这是与治疗反应和毒性相关的机制.
- 伪进展 (PsPD) 是一种现象,瘤似乎由于免疫细胞透而扩大,而不是实际瘤生长.
研究的目的:
- 报告患有Tarlatamab治疗的小细胞肺癌患者的伪进展病例.
- 探索潜在的生物标志物,以在tarlatamab治疗期间区分伪进展和真正的疾病进展.
主要方法:
- 一个小细胞肺癌患者接受tarlatamab的病例报告.
- 监测瘤大小和周围血液参数,包括淋巴细胞计数和干白素-6水平.
主要成果:
- 患者经历了伪进展,其特征是由于T细胞积累导致的暂时瘤扩大.
- 周围血液的淋巴细胞数量下降,而白内素-6水平明显升高.
- 假设这些观察到的血清趋势反映了T细胞透到瘤中的情况.
结论:
- 伪进展是用tarlatamab治疗的小细胞肺癌患者可能发生的临床事件.
- 周围血液淋巴细胞计数和白素-6水平可以作为可访问的指标,以区分PsPD与真正的进展性疾病.
- 需要进行进一步的研究,以验证这些生物标志物在Tarlatamab治疗患者的临床实用性.
更多相关视频
10:29Semi-automatic PD-L1 Characterization and Enumeration of Circulating Tumor Cells from Non-small Cell Lung Cancer Patients by Immunofluorescence
Published on: August 14, 2019
11.2K
10:19Tracking Bispecific Antibody-Induced T Cell Trafficking Using Luciferase-Transduced Human T Cells
Published on: May 12, 2023
1.7K
相关概念视频
02:07Tumor Progression
7.8K
Tumor progression is a phenomenon where the pre-formed tumor acquires successive mutations to become clinically more aggressive and malignant. In the 1950s, Foulds first described the stepwise progression of cancer cells through successive stages.
Colon cancer is one of the best-documented examples of tumor progression. Early mutation in the APC gene in colon cells causes a small growth on the colon wall called a polyp. With time, this polyp grows into a benign, pre-cancerous tumor. Further...
Colon cancer is one of the best-documented examples of tumor progression. Early mutation in the APC gene in colon cells causes a small growth on the colon wall called a polyp. With time, this polyp grows into a benign, pre-cancerous tumor. Further...
7.8K
01:27Tumor Immunotherapy
2.1K
Immunotherapy is a treatment that boosts or manipulates the immune system to fight diseases, including cancer. For instance, by stimulating an immune response through vaccinations against viruses that cause cancers, like hepatitis B virus and human papillomavirus, these diseases can be prevented. Nonetheless, some cancer cells can avoid the immune system due to their rapid mutation and division. The immune response to many cancers involves three phases: elimination, equilibrium, and escape.
2.1K