Abstract
2632A>G (p.T878A)] were observed in eight (11%) post-docetaxel but no chemotherapy-naı¨ve abiraterone-treated patients and were also associated with worse OS (HR 3.26; 95% CI 1.47-not reached; P¼0.004). There was no interaction between AR and docetaxel status (P¼0.83 for OS, P¼0.99 for PFS). In the PREMIERE trial, 11 patients (12%) with AR gain had worse PSA-PFS (sPFS) (HR 4.33; 95% CI 1.94-9.68; P<0.001), radiographic-PFS (rPFS) (HR 8.06; 95% CI 3.26-19.93; P<0.001) and OS (HR 11.08; 95% CI 2.16-56.95; P¼0.004). Plasma AR was an independent predictor of outcome on multivariable analyses in both cohorts. Conclusion: Plasma AR status assessment using ddPCR identifies CRPC with worse outcome to enzalutamide or abiraterone. Prospective evaluation of treatment decisions based on plasma AR is now required. Clinical Trial number: NCT02288936 (PREMIERE trial).
| Original language | English |
|---|---|
| Pages (from-to) | 1508-1516 |
| Number of pages | 9 |
| Journal | Annals of Oncology |
| Issue number | 28 |
| Publication status | Published - 2017 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- Castration-resistant prostate cancer
- Androgen receptor
- Plasma DNA
- Enzalutamide
- Abiraterone
- Biomarker
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