NTR指的是淋巴结病灶与原发肿瘤病灶的SUVmax比值。这个隐藏指标专门用来评估癌细胞的“转移潜能”。
数据显示,NTR数值高的患者,其癌症的侵袭性更强,发生远处转移的风险大幅增加,医生需要据此判断是否要加大治疗力度。
参考资料:
Huang, W., et al. (2024). "Prognostic value of 18F-FDG-PET/CT parameters in patients with cancer." Medicine (Baltimore), 101(27);
Yang, Z., et al. (2024). "F-FDG PET/CT parameters and inflammatory markers in nasopharyngeal carcinoma." International Journal of Radiation Oncology, Biology, Physics, 118(2), 456-465;
Sachpekidis, C., et al. (2020). "Clinical and prognostic value of tumor volumetric parameters in melanoma patients undergoing 18F-FDG-PET/CT." Journal of Cancer Research and Clinical Oncology, 146(10), 2611-2622.