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临床试验/NCT03526510
NCT03526510进行中(未招募)不适用

Randomized Trial of Concomitant Hypofractionated IMRT Boost Versus Conventional Fractionated IMRT Boost for Localized High Risk Prostate Cancer

Dr. Patrick Cheung2 个研究点 分布在 1 个国家目标入组 178 人开始时间: 2011年6月最近更新:
适应症

试验速览

阶段
不适用
状态
进行中(未招募)
发起方
入组人数
178
试验地点
2
主要终点
Acute Toxicity

研究概览

简要总结

Randomized trial comparing 2 external beam radiotherapy fractionation schemes in patients with localized high risk prostate cancer. Primary endpoint is acute toxicity.

详细描述

Patients enrolled onto this study will be randomized to one of the following treatment arms:

  • Standard fractionation: Using 2 sequential IMRT plans, the pelvic lymph nodes and prostate will initially be treated to 46 Gy in 23 fractions, followed by a subsequent boost to the prostate to a total dose of 78 Gy.
  • Hypofractionation: Using a one phase IMRT plan, the pelvic lymph nodes will be treated to a dose of 48 Gy in 25 fractions, while the prostate will be treated to a dose of 68 Gy in 25 fractions concomitantly (simulataneous integrated boost).

In addition, all patients receive 1.5- 3 years of androgen deprivation therapy.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
Male
接受健康志愿者

入选标准

  • Written informed consent obtained.
  • Histologically confirmed diagnosis of adenocarcinoma of the prostate.
  • T1-2 N0 M0, Gleason Score <= 7, PSA 20 - 100
  • T1-2 N0 M0, Gleason Score 8 - 10, PSA <= 100
  • T3 N0 M0, any Gleason Score, PSA <= 100

排除标准

  • Patients with unilateral or bilateral hip replacement.
  • Patients with active collagen vascular disease.
  • Patients with active inflammatory bowel disease.
  • Patients with previous radiotherapy to the pelvis.
  • Patients with ataxia telangiectasia.
  • Patients with nodal or distant metastases

结局指标

主要结局

Acute Toxicity

时间窗: within 3 months after starting radiotherapy

Proportion of patients experiencing grade \>=2 acute toxicity

次要结局

  • Biochemical Control (Phoenix Definition)(at 5 years)
  • Overall Survival(at 5 years)
  • Late Toxicity(beyond 3 months of starting radiotherapy)

研究者

发起方
Dr. Patrick Cheung
申办方类型
Other
责任方
Sponsor Investigator
主要研究者

Dr. Patrick Cheung

Radiation Oncologist

Sunnybrook Health Sciences Centre

研究点 (2)

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