Conformal Partial Breast Irradiation With CyberKnife After Resection for Early Stage Breast Cancer (CK PBI)
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Purpose
The purpose of this study is to determine if it is feasible, safe, and effective to use Cyberknife radiotherapy to deliver partial breast radiotherapy after lumpectomy.Patients meeting eligibility criteria will be invited to participate. Adjuvant radiotherapy will be delivered using CyberKnife radiotherapy using twice daily sessions for five days for a total of ten sessions. Short-term and long-term toxicity will be assessed as well as Tumor control and site of failure (if any).
| Condition | Intervention | Phase |
|---|---|---|
|
Breast Cancer |
Radiation: Stereotactic radiotherapy delivered by CyberKnife |
Phase 1 Phase 2 |
| Study Type: | Interventional |
| Study Design: | Allocation: Non-Randomized Endpoint Classification: Safety/Efficacy Study Intervention Model: Single Group Assignment Masking: Open Label Primary Purpose: Treatment |
| Official Title: | Conformal Partial Breast Irradiation With CyberKnife After Resection for Early Stage Breast Cancer |
- To determine the feasibility of using CyberKnife radiotherapy to deliver partial breast radiotherapy for early stage breast cancer. [ Time Frame: one year ] [ Designated as safety issue: No ]Subjects will undergo a treatment plan for partial breast irradiation with cyberknife. Feasibility will be determined by monitoring the number of potential eligible subjects enrolled that can be treatedwhile also respecting normal tissue tolerances.
- To determine if conformal irradiation to the operative bed using CyberKnife produces acceptable local control [ Time Frame: 1 year ] [ Designated as safety issue: No ]Subjects will be followed for disease control following standard guidelines that include periodic PE and imaging with either mammograpy or screening breast MRaI for 5 years.
| Enrollment: | 20 |
| Study Start Date: | June 2010 |
| Estimated Study Completion Date: | August 2012 |
| Estimated Primary Completion Date: | June 2012 (Final data collection date for primary outcome measure) |
| Arms | Assigned Interventions |
|---|---|
|
Experimental: Stereotactic radiotherapy for breast cancer
Accelerated radiotherapy as an adjuvant treatment for early stage breast cancer.
|
Radiation: Stereotactic radiotherapy delivered by CyberKnife
Adjuvant radiotherapy will be delivered using CyberKnife radiotherapy using twice daily sessions for five days for a total of ten sessions.
Other Name: CyberKnife
|
Detailed Description:
This study will determine the feasibility and toxicity of a short course of accelerated radiotherapy as adjuvant treatment for early stage breast cancer. Successful completion of this project may provide a rationale to offer this treatment for select patients with the benefit of potentially less tissue damage and a shorter overall course of therapy. These improvements may ultimately allow more patients the opportunity of breast conserving therapy to treat their cancer
Eligibility| Ages Eligible for Study: | 60 Years to 60 Years |
| Genders Eligible for Study: | Female |
| Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Diagnosis of breast malignancy, stage T1
- Surgical treatment with lumpectomy
- age 60 or older
- resection margins negative by at least 2mm
- any grade
- ER positive
- unicentric
- invasive ductal
- pathologic free of nodal metastases (N0, i- or i+)
- Post-lumpectomy cavity to whole breast ratio must be less than or equal to 30%
Exclusion criteria
- Prior radiotherapy to the breast
- Neoadjuvant chemotherapy
- multicentric disease
- Pure DCIS histology
- Presence of extensive intraductal component
- Node positive disease (N1 or greater)
Contacts and Locations| United States, Minnesota | |
| Essentia Health SMDC Cancer Center | |
| Duluth, Minnesota, United States, 55805 | |
| Principal Investigator: | Ken Dornfeld, MD | Essentia Health Oncology |
More Information
Publications:
| Responsible Party: | Ken Dornfeld MD, Essentia Health SMDC Cancer Center |
| ClinicalTrials.gov Identifier: | NCT01290835 History of Changes |
| Other Study ID Numbers: | SMDC10101 |
| Study First Received: | February 4, 2011 |
| Last Updated: | February 4, 2011 |
| Health Authority: | United States: Food and Drug Administration |
Keywords provided by Essentia Health:
|
Stereotactic radiotherapy CyberKnife following lumpectomy Breast cancer |
Additional relevant MeSH terms:
|
Breast Neoplasms Neoplasms by Site Neoplasms Breast Diseases Skin Diseases |
ClinicalTrials.gov processed this record on May 16, 2013