💬In plain words
What the trial is, and whether it could suit you
This study is a multicenter, randomized, phase 3 clinical trial in patients with breast cancer, randomizing radiotherapy group (postmastectomy radiation therapy (PMRT)/whole breast irradiation plus regional radiotherapy (WBI+regional RT) versus and no PMRT/WBI alone group. This is a non-inferiority study aiming that there is no significant difference in the 7-year disease-free survival rate between the two groups.
Sign in to get the eligibility rules as simple questions to take to your doctor.
📋 Eligibility rules (as published)
Inclusion Criteria:
* Patients aged 19 years or older.
* A female patient who underwent breast-conserving surgery or mastectomy for invasive breast cancer.
* Patient with stage pN1 after surgery on histopathologic examination.
* However, if mastectomy was performed, 5 or more nodes should be resected in the case of 1 positive node, and axillary lymph node dissection (ALND) should be performed in case of 2 or 3 positive nodes.
* Patients undergoing or planning to undergo hormone therapy in the case of hormone receptor positive.
* Patients who have received or are expected to undergo targeted therapy in the case of human epidermal growth factor receptor(HER)-2 positive.
* Patients with Eastern Cooperative Oncology Group (ECOG) Scale 0-2.
* Patients who agreed to participate in the study.
Exclusion Criteria:
* Patients who have received prior \[neoadjuvant\] chemotherapy.
* Patients receiving radiation therapy for salvage or palliative purposes.
* Patients with stage T4.
* Patients with ipsilateral supraclavicular and internal mammary lymph node metastases or distant metastases.
* Male breast cancer patient.
* Patients who have previously received radiation therapy to the ipsilateral breast or supraclavicular region.
* Patients having a history of cancer other than thyroid cancer, cervical carcinoma in situ, or skin cancer.
* Patients diagnosed with ductal breast carcinoma in situ, lobular carcinoma in situ, phyllodes, metaplastic cancer, or benign tumors based on histological diagnosis.
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