Performance status and number of metastatic extra-cerebral sites predict survival after radiotherapy of brain metastases from thyroid cancer

Liesa Dziggel, Niklas Gebauer, Tobias Bartscht, Steven E. Schild, Dirk Rades*

*Corresponding author for this work
3 Citations (Scopus)

Abstract

Background/Aim: Patients with brain metastases from thyroid cancer are extremely rare. This study evaluated clinical factors for survival following whole-brain radiotherapy (WBRT) alone. Patients and Methods: In six patients, the following factors were analyzed for survival: Regimen of WBRT (5×4 Gy vs. 10×3 Gy), gender, age (≤55 vs. ≥56 years), Karnofsky performance score (KPS) (60% vs. 70-80%), number of brain lesions (2-3 vs. ≥4) and number of extra-cranial metastatic sites (one vs. more than one). Results: KPS 70-80% (p=0.036) and involvement of only one extra-cranial site (p=0.018) were associated with better survival on univariate analysis. On Cox regression analysis, KPS (p=0.14) and number of extra-cranial sites (p=0.14) showed trends for association with survival. In patients with KPS 70-80% and only one extra-cranial site, 6-month survival was 100%, no patient with KPS 60% and more than one extra-cranial site survived to 6 months. Conclusion: KPS and number of involved extra-cranial metastatic sites were associated with survival and may be helpful for individualizing therapy in patients with brain metastases from thyroid cancer.

Original languageEnglish
JournalAnticancer Research
Volume38
Issue number4
Pages (from-to)2391-2394
Number of pages4
ISSN0250-7005
DOIs
Publication statusPublished - 01.04.2018

Research Areas and Centers

  • Research Area: Luebeck Integrated Oncology Network (LION)

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