Case Reports in Oncology (Mar 2021)

Stunning Response with Low-Dose Enzalutamide after Abiraterone Acetate Failure in a Patient Diagnosed with Metastatic Castration-Resistant Prostate Cancer: A Case Report

  • Luigi Rossi,
  • Giuseppe Cimino,
  • Elisa Gozzi,
  • Marsela Sinjari,
  • Martina Brandi,
  • Serena Ceddia,
  • Antonella Cosimati,
  • Lucrezia Raimondi,
  • Antonella Fontana,
  • Luca Filippi,
  • Oreste Bagni,
  • Gian Paolo Spinelli

DOI
https://doi.org/10.1159/000514979
Journal volume & issue
Vol. 14, no. 1
pp. 634 – 640

Abstract

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We report a case of an elderly patient with metastatic castration-resistant prostate cancer, initially treated with abiraterone acetate (1,000 mg/day) combined with LH-RH antagonist, prednisone (10 mg/day), and zoledronic acid to manage bone metastases. In consideration of his poor performance status, radiological and biochemical progression of the disease, we decided to switch abiraterone to enzalutamide (160 mg/day). Due to adverse events, we reduced enzalutamide to a dose of 80 mg/day. Currently, the disease is under control despite the use of a low dose of enzalutamide.

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