Oncological Long-term Outcome After Whole-gland High-intensity Focused Ultrasound for Prostate Cancer-21-yr Follow-up

Bruendl, Johannes and Osberghaus, Vera and Zeman, Florian and Breyer, Johannes and Ganzer, Roman and Blana, Andreas and Gierth, Michael and Denzinger, Stefan and Burger, Maximilian and Rosenhammer, Bernd (2022) Oncological Long-term Outcome After Whole-gland High-intensity Focused Ultrasound for Prostate Cancer-21-yr Follow-up. EUROPEAN UROLOGY FOCUS, 8 (1). pp. 134-140. ISSN , 2405-4569

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Abstract

Background: Owing to the morbidity of established radical treatment options for prostate cancer, alternative whole-gland and focal treatment strategies have emerged. High-intensity focused ultrasound (HIFU) is one of the most studied sources for tissue ablation and has been used since the 1990s. Objective: To provide 21-yr oncological long-term follow-up data of an unselected series of patients who underwent whole-gland HIFU for nonmetastatic prostYate cancer. Design, setting, and participants: A total of 674 patients were treated between November 1997 and November 2012 in one university center. Outcome measurements and statistical analysis: The oncological outcome was assessed by biopsy failure-free survival (BFFS), salvage treatment-free survival (STFS), metastasis-free survival (MFS), cancer-specific survival (CSS), and overall survival (OS). Multivariable Cox proportional hazard regression analyses were performed to estimate the prognostic relevance of clinical variables. Results and limitations: In total, 560 patients were included into the evaluation and the median follow-up was 15.1 yr, with a range up to 21.4 yr. At 15 yr, CSS rates for low-, intermediate-, and high risk patients were 95%, 89%, and 65%, respectively; MFS, STFS-1 (salvage treatment other than HIFU), STFS-2 (salvage treatment including repeat HIFU), and BFFS rates were 91%, 85%, and 58%; 77%, 63%, and 29%; 67%, 52%, and 28%; and 82%, 73%, and 47%, respectively. Preoperative high-risk category was an independent predictor of inferior OS, CSS, MFS, STFS, and BFFS. Conclusions: Although whole-gland HIFU achieved good long-term cancer control in low and intermediate-risk patients, high-risk patients should not be treated routinely by HIFU. Intermediate-risk patients achieve high CSS and MFS rates, but a relevant salvage treatment rate has to be reckoned with. Long-term data after whole-gland therapy might help derive implications for focal treatment sources and patient selection. Patient summary: Long-term data after whole-gland high-intensity focused ultrasound (HIFU) therapy are crucial to prove its oncological efficacy, and may help derive implications for focal treatment strategies and patient selection. In this context, whole-gland HIFU achieved good long-term cancer control up to 21 yr in low-and intermediate-risk prostate cancer (PCa) patients. Owing to considerably inferior long-term cancer control, it should not routinely be used in high-risk PCa patients. (C) 2021 European Association of Urology. Published by Elsevier B.V. All rights reserved.

Item Type: Article
Uncontrolled Keywords: RADICAL PROSTATECTOMY; THERAPY; High-intensity focused; ultrasound; Oncological outcome; Long term; Prostate cancer
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Urologie
Medicine > Zentren des Universitätsklinikums Regensburg > Zentrum für Klinische Studien
Depositing User: Dr. Gernot Deinzer
Date Deposited: 09 Jan 2024 14:58
Last Modified: 09 Jan 2024 14:58
URI: https://pred.uni-regensburg.de/id/eprint/57138

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