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临床试验/NCT00585962
NCT00585962已完成2 期

A Phase II Study Using Proton Beam Radiation Therapy for Early Stage Adenocarcinoma of the Prostate

Massachusetts General Hospital2 个研究点 分布在 1 个国家目标入组 57 人开始时间: 2004年2月最近更新:
适应症

试验速览

阶段
2 期
状态
已完成
入组人数
57
试验地点
2
主要终点
To assess the late morbidity of 82 GY delivered to the prostate and surrounding tissues using proton beam radiation

研究概览

简要总结

The primary purpose of this study is to determine if high doses of radiation using proton beam can be given safely with low and acceptable side effects. This study will also gather data to determine the ability of the proton beam to eradicate prostate cancer. Proton beam radiation is a very accurate kind of treatment that has been shown to affect less normal tissue than a regular radiation beam.

详细描述

  • Radiation therapy to the pelvis and prostate will be given once a day, 5 days a week (Monday-Friday), for 8 weeks. Each treatment takes about 10-20 minutes.
  • Participants will be seen once a week for the entire 8 weeks by their study doctor to monitor and record any side effects. At the end of radiation therapy, participants will have a history and physical examination. Follow-up visits with the study doctor will be done at weeks 13 and 26 and then every 6 months for 3 years, then annually to year five.

研究设计

研究类型
Interventional
分配方式
Non Randomized
干预模型
Single Group
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

  • Patients with previously treated adenocarcinoma of the stages T1c-T2b and Gleason of equal to or greater than
  • PSA values of equal to or less than 15 ng/ml must be demonstrated within two months prior to study entry and greater than 3 weeks after prostate biopsy.
  • Zubrod status 0-
  • No evidence of distant metastasis.
  • No evidence of other cancer. Prior malignancy does not exclude the patient if disease free for greater than five years.

排除标准

  • Clinical stages T2c or above.
  • PSA greater than
  • Any patient with T1c disease, a PSA less than or equal to 4 and Gleason sum less than
  • Evidence of lymph node involvement if lymph node sampling performed.
  • Previous prostate surgery to include: simple prostatectomy, TURP, hyperthermia and cryosurgery.
  • Previous prostate radiation.
  • Prior hormonal therapy.
  • History of inflammatory bowel disease even if currently inactive or controlled on medication.
  • Prior systemic chemotherapy.
  • History of proximal urethral stricture requiring dilatation.
  • Current and continuing anticoagulation with Coumadin or equivalent.
  • Major medical or psychiatric illness

结局指标

主要结局

To assess the late morbidity of 82 GY delivered to the prostate and surrounding tissues using proton beam radiation

时间窗: 3 years

次要结局

  • To assess the acute morbidity following protocol treatment and to determine the ability of this treatment to control cancer.(3 years)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Anthony Laurence Zietman, MD

Principal Investigator

Massachusetts General Hospital

研究点 (2)

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