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Updated: Oct 19, 2025
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Proton Therapy Delivery and Its Clinical Application in Select Solid Tumor Malignancies
Published on: February 6, 2019
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Proton therapy for prostate cancer: current state and future perspectives
1Department of Radiation Oncology, Linkou Chang Gung Memorial Hospital and Chang Gung University, Taoyuan City, Taiwan.
The British Journal of Radiology
|September 24, 2021
Summary
Proton therapy (PT) offers precise tumor targeting for prostate cancer, showing comparable efficacy to photon therapy but with higher costs. Ongoing trials will further clarify its benefits and accessibility.
Area of Science:
- Radiation Oncology
- Medical Physics
Background:
- Proton therapy (PT) precisely targets tumors, sparing healthy tissue and reducing side effects in prostate cancer treatment.
- Conventional photon radiotherapy is a widely used alternative, but PT's higher cost may impact its overall effectiveness.
Purpose of the Study:
- To review the dosimetric advantages, clinical benefits, and cost-effectiveness of proton therapy for prostate cancer.
- To explore emerging trends in PT technology and cost reduction strategies.
Main Methods:
- Extensive literature review focusing on PT for prostate cancer.
- Emphasis on studies investigating dosimetric superiority, clinical outcomes, cost-effectiveness, and technological advancements.
Main Results:
- Proton therapy is safe with efficacy comparable to photon therapy and brachytherapy.
- Conflicting data exists on toxicity profiles; PT shows a low risk of secondary cancers and no impact on testosterone.
- Cost-effectiveness is currently suboptimal, but evolving trends may reduce costs.
Conclusions:
- Proton therapy presents advantages over conventional radiotherapy, with potential for improved efficacy and safety through novel approaches.
- Further randomized trials are needed to compare PT with photon therapy regarding efficacy, toxicity, and quality of life.
- Continued research will clarify PT's role and facilitate its accessible, affordable, and efficient implementation.
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