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| Name | Class |
|---|---|
| Dr. Gregory Merrick | UNKNOWN |
| Theragenics Corporation | INDUSTRY |
hypothesis: the shorter half-life of Pd-103 versus I-125, will increase the rate of tumor eradication.
A total of 660 patients with AJC clinical stage T1c-T2a prostatic carcinoma (Gleason grade 7 to 9 and/or PSA 10-20 ng/ml) will be randomized to implantation with I-125 (144 Gy) versus Pd-103 (124 Gy).
Objective: The objective of this study is test the hypothesis that the shorter half-life of Pd-103 versus I-125, will increase the rate of tumor eradication.
Research plan:
A total of 660 patients with AJC clinical stage T1c-T2a prostatic carcinoma (Gleason grade 7 to 9 and/or PSA 10-20 ng/ml) will be randomized to implantation with I-125 (144 Gy) versus Pd-103 (124 Gy).
Methodology:
Randomization will be accomplished by the method of random permuted blocks.
Cancer status will be monitored by yearly serial serum PSA. Treatment-related morbidity will be monitored by personal interview, using standard American Urologic Association and Radiation Therapy Oncology Group criteria at 1, 3, 6, 12 and 24 months.
Primary endpoint: Time to treatment failure. Patients with serum PSA above 0.5 ng/ml two years or more after treatment will be considered to have residual or recurrent cancer and to have failed therapy.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| I-125 versus Pd-103 radioactive seed insertion | Procedure |
| Measure | Description | Time Frame |
|---|---|---|
| PSA-based cancer eradication |
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Inclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| kent E Wallner, md | Contact | 206-768-5356 | kent.wallner@med.va.gov |
| Name | Affiliation | Role |
|---|---|---|
| Kent E Wallner, MD | VA Puget Sound, Group Health Cooperative, U of Washington | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Group Health Cooperative | Recruiting | Seattle | Washington | 98104 | United States |
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| ID | Term |
|---|---|
| D011471 | Prostatic Neoplasms |
| D009369 | Neoplasms |
| ID | Term |
|---|---|
| D005834 | Genital Neoplasms, Male |
| D014565 | Urogenital Neoplasms |
| D009371 | Neoplasms by Site |
| D005832 | Genital Diseases, Male |
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| VA Puget Sound | Recruiting | Seattle | Washington | 98108 | United States |
|
| D000091662 |
| Genital Diseases |
| D000091642 | Urogenital Diseases |
| D011469 | Prostatic Diseases |
| D052801 | Male Urogenital Diseases |