Influence of abiraterone and enzalutamide on body composition in patients with metastatic castration resistant prostate cancer

Autor: Stefanie Fischer, Sebastian Clements, Alan McWilliam, Andrew Green, Tine Descamps, Christoph Oing, Silke Gillessen
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Cancer Treatment and Research Communications, Vol 25, Iss , Pp 100256- (2020)
Druh dokumentu: article
ISSN: 2468-2942
DOI: 10.1016/j.ctarc.2020.100256
Popis: Structured abstract: Introduction: Loss of skeletal muscle (SM) and gain of subcutaneous fat (SCF) are known side-effects of androgen-deprivation in treatment of prostate cancer. Scarce data is available concerning the effects of abiraterone/pred (ABI) on body composition and no published data regarding enzalutamide (ENZA). Our objective was to analyse the effects of ENZA on SM/SCF and to compare the results with ABI in patients with metastatic castration-resistant prostate-cancer (mCRPC). Patients and Methods: 54 patients starting ABI (n = 17) or ENZA (n = 37) at a single-centre between 2012 and 2018 were retrospectively identified. SM and SCF were assessed using CT-scans at baseline and after a median of 10.8 months on treatment. A deep learning image-segmentation software was used to quantify SM and SCF. In a subgroup of patients receiving ENZA within a trial, we investigated change of SM using serial timepoints. Results: Median time of treatment with ABI/ENZA was 14.6 months. A significant loss of SM compared to baseline was observed for ENZA (mean loss 5.2%, p
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