The Current Role of Osteoclast Inhibitors in Patients with Prostate Cancer

Purpose. Prostate cancer (PCa) is one of the most frequently diagnosed malignancies worldwide. Hormonal deprivation therapy is a well-established treatment for locally advanced or metastatic diseases but exposes patients to the risk of osteoporosis and fragility fractures. Furthermore, the tropism o...

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Main Authors: Diomidis Kozyrakis, Dionyssios Paridis, Stefanos Perikleous, Konstantinos Malizos, Anastasios Zarkadas, Antonios Tsagkalis
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Advances in Urology
Online Access:http://dx.doi.org/10.1155/2018/1525832
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author Diomidis Kozyrakis
Dionyssios Paridis
Stefanos Perikleous
Konstantinos Malizos
Anastasios Zarkadas
Antonios Tsagkalis
author_facet Diomidis Kozyrakis
Dionyssios Paridis
Stefanos Perikleous
Konstantinos Malizos
Anastasios Zarkadas
Antonios Tsagkalis
author_sort Diomidis Kozyrakis
collection DOAJ
description Purpose. Prostate cancer (PCa) is one of the most frequently diagnosed malignancies worldwide. Hormonal deprivation therapy is a well-established treatment for locally advanced or metastatic diseases but exposes patients to the risk of osteoporosis and fragility fractures. Furthermore, the tropism of the PCa cells to osseous metastases increases the incidence of skeletal-related events (SREs). Methods. A nonsystematic review of the international literature was performed in respect to the use of osteoclast inhibitors zoledronic acid (ZA) and denosumab (DEN) in PCa patients. Results. DEN and ZA have proved their efficacy in preventing osteoporosis and bone mass loss in patients treated with hormonal therapy with no proven superiority of one agent over the other. However, the effectiveness in reducing fragility fractures has been proved only for DEN so far. In metastatic-free castrate-sensitive high-risk PCa patients, ZA has not shown any efficacy in preventing osseous metastasis, and evidence is lacking in favor or against the use of DEN. The use of osteoclasts inhibitors had no evident positive effect in overall and disease-specific survival in this group of patients. In advanced castrate-refractory malignancy, DEN has shown clinical superiority over ZA in preventing new SRE but not in overall survival. Conclusion. Superiority of DEN over ZA has been proved only in advanced castrate refractory disease in terms of preventing new SRE. In the rest of the cases, the selection of either agent should be based on the clinical condition of each patient and the cost of the treatment.
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spelling doaj-art-0661e03012594c10b4f4fb82fbae14402025-02-03T01:25:22ZengWileyAdvances in Urology1687-63691687-63772018-01-01201810.1155/2018/15258321525832The Current Role of Osteoclast Inhibitors in Patients with Prostate CancerDiomidis Kozyrakis0Dionyssios Paridis1Stefanos Perikleous2Konstantinos Malizos3Anastasios Zarkadas4Antonios Tsagkalis5Department of Urology, “Achillopouleio” General Hospital of Volos, Magnesia, GreeceDepartment of Orthopaedics, Animus-Kyanous Hospital, Larisa, GreeceDepartment of Urology, “Achillopouleio” General Hospital of Volos, Magnesia, GreeceDepartment of Orthopaedics, Faculty of Medicine, School of Health Sciences, University of Thessaly, Larissa, GreeceDepartment of Urology, “Achillopouleio” General Hospital of Volos, Magnesia, GreeceDepartment of Orthopaedics, Animus-Kyanous Hospital, Larisa, GreecePurpose. Prostate cancer (PCa) is one of the most frequently diagnosed malignancies worldwide. Hormonal deprivation therapy is a well-established treatment for locally advanced or metastatic diseases but exposes patients to the risk of osteoporosis and fragility fractures. Furthermore, the tropism of the PCa cells to osseous metastases increases the incidence of skeletal-related events (SREs). Methods. A nonsystematic review of the international literature was performed in respect to the use of osteoclast inhibitors zoledronic acid (ZA) and denosumab (DEN) in PCa patients. Results. DEN and ZA have proved their efficacy in preventing osteoporosis and bone mass loss in patients treated with hormonal therapy with no proven superiority of one agent over the other. However, the effectiveness in reducing fragility fractures has been proved only for DEN so far. In metastatic-free castrate-sensitive high-risk PCa patients, ZA has not shown any efficacy in preventing osseous metastasis, and evidence is lacking in favor or against the use of DEN. The use of osteoclasts inhibitors had no evident positive effect in overall and disease-specific survival in this group of patients. In advanced castrate-refractory malignancy, DEN has shown clinical superiority over ZA in preventing new SRE but not in overall survival. Conclusion. Superiority of DEN over ZA has been proved only in advanced castrate refractory disease in terms of preventing new SRE. In the rest of the cases, the selection of either agent should be based on the clinical condition of each patient and the cost of the treatment.http://dx.doi.org/10.1155/2018/1525832
spellingShingle Diomidis Kozyrakis
Dionyssios Paridis
Stefanos Perikleous
Konstantinos Malizos
Anastasios Zarkadas
Antonios Tsagkalis
The Current Role of Osteoclast Inhibitors in Patients with Prostate Cancer
Advances in Urology
title The Current Role of Osteoclast Inhibitors in Patients with Prostate Cancer
title_full The Current Role of Osteoclast Inhibitors in Patients with Prostate Cancer
title_fullStr The Current Role of Osteoclast Inhibitors in Patients with Prostate Cancer
title_full_unstemmed The Current Role of Osteoclast Inhibitors in Patients with Prostate Cancer
title_short The Current Role of Osteoclast Inhibitors in Patients with Prostate Cancer
title_sort current role of osteoclast inhibitors in patients with prostate cancer
url http://dx.doi.org/10.1155/2018/1525832
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