分期

如果您被诊断为患有外周 T 细胞淋巴瘤(PTCL),下一步是明确癌症的扩散范围与位置。这称为分期。医务人员可能会通过影像学检查和活检,观察癌症的大小、部位及其离开原发部位的距离,从而确定分期。

医护团队会根据分期制定您的治疗方案。分期数值越高,代表癌症进展程度越严重。

PTCL 通常分为 1 期到 4 期:

  • 1 期。 癌症通常累及单个淋巴结区域或结外病灶,即淋巴结以外的区域。
  • 2 期。 癌症侵犯横膈膜同侧的两个或两个以上淋巴结区域。
  • 3 期。 癌症进展程度更高,累及横膈膜上下两侧的淋巴结,或累及横膈膜上方的淋巴结并侵犯脾脏。
  • 4 期。 癌症已扩散至淋巴结以外,可能累及肝脏、脾脏、皮肤、胃肠道和骨髓等器官。

有些 PTCL 亚型包括巨块型分期。巨块是指肿瘤体积较大,通常约 4 英寸(10 厘米)。

June 26, 2026
  1. T-cell lymphomas. National Comprehensive Cancer Network. https://www.nccn.org. Accessed Dec. 30, 2025.
  2. Peripheral T-cell non-Hodgkin lymphoma treatment (PDQ) — Health professional version. National Cancer Institute. https://www.cancer.gov/types/lymphoma/hp/peripheral-t-cell-lymphoma-pdq. Accessed Dec. 30, 2025.
  3. Freedman A, et al. Clinical manifestations, pathologic features, and diagnosis of peripheral T-cell lymphoma, not otherwise specified. https://www.uptodate.com/contents/search. Accessed Dec. 30, 2025.
  4. Jacobson E, et al. Initial treatment of peripheral T cell lymphoma. https://www.uptodate.com/contents/search. Accessed Dec. 30, 2025.
  5. Jacobson E. Treatment of relapsed or refractory peripheral T cell lymphoma. https://www.uptodate.com/contents/search. Accessed Dec. 30, 2025.
  6. Elsevier Point of Care. Clinical Overview: Peripheral T-cell lymphoma. https://www.clinicalkey.com. Accessed Dec. 30, 2025.
  7. Hoffman R, et al. T-cell lymphoma. In: Hematology: Basic Principles and Practice. 8th ed. Elsevier; 2023. https://www.clinicalkey.com. Accessed Jan. 5, 2026.
  8. Jaffe ES, et al., eds. Hematopathology. 3rd ed. Elsevier; 2025. https://www.clinicalkey.com. Accessed Feb. 17, 2026.
  9. Goldman L, et al, eds. Non-Hodgkin lymphomas. In: Goldman-Cecil Medicine. 27th ed. Elsevier; 2024. https://www.clinicalkey.com. Accessed Feb. 17, 2026.
  10. Paulson CL. Allscripts EPSi. Mayo Clinic. July 15, 2025.