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This study is designed to evaluate the feasibility and safety of partial breast irradiation for low risk DCIS after breast-conserving surgery.
Randomized clinical trials have demonstrated that the recurrence of DCIS is low and most of the recurrence occurs around the tumor bed. Besides, cosmetic outcomes are reported better in partial breast irradiation group compared to whole breast irradiation group. However, whether or not partial breast irradiation is safety in DCIS is still unknown. The purpose of this study is to evaluate the feasibility and safety of partial breast irradiation for low risk DCIS after breast-conserving surgery.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| partial breast irradiation |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| partial breast irradiation | Radiation | The prescription dose is 40.5Gy in 15 fractions in 3 weeks. |
|
| Measure | Description | Time Frame |
|---|---|---|
| ipsilateral breast tumor recurrence | 5 years |
| Measure | Description | Time Frame |
|---|---|---|
| occurrence of contralateral breast tumor after PBI | 5 years | |
| Disease free survival | 5 years | |
| Overall survival |
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Inclusion Criteria:
Exclusion Criteria:
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DCIS breast cancer patients
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Xiaoli Yu, MD.PhD | Contact | +86 18017312388 | stephanieyxl@hotmail.com | |
| Zhaozhi Yang, MD.PhD | Contact | +86 18017317126 | yzzhi2014@163.com |
| Name | Affiliation | Role |
|---|---|---|
| Xiaoli Yu, MD.PhD | Fudan University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Fudan University Shanghai Cancer Center | Recruiting | Shanghai | Shanghai Municipality | 200032 | China |
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| ID | Term |
|---|---|
| D001943 | Breast Neoplasms |
| D002285 | Carcinoma, Intraductal, Noninfiltrating |
| ID | Term |
|---|---|
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D001941 | Breast Diseases |
| D012871 | Skin Diseases |
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blood
| 5 years |
| radiation-induced toxicity of breast assessed by CTCAE v4.0 | baseline, 3 months, 6 months, and every half year to 5 years |
| Complications | baseline,1,2,3,4,5 years |
| D017437 |
| Skin and Connective Tissue Diseases |
| D000230 | Adenocarcinoma |
| D002277 | Carcinoma |
| D009375 | Neoplasms, Glandular and Epithelial |
| D009370 | Neoplasms by Histologic Type |
| D000071960 | Breast Carcinoma In Situ |
| D002278 | Carcinoma in Situ |
| D018299 | Neoplasms, Ductal, Lobular, and Medullary |