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New treatment option for Breast Cancer Invasive
Official title Omission of Breast Surgery for Breast Cancer Patients With pCR on MRI and Vacuum-assisted Biopsy After NST (OPTIMIST)
ClinicalTrials.gov ID: NCT05505357
What this study is testing
- What it's testing
- A prospective, multicenter, single-arm non-inferiority trial to demonstrate that breast cancer patients who are predicted to have a pathologic complete response on MRI and vacuum-assisted biopsy after neoadjuvant systemic therapy, and are omitted breast surgery have a non-inferior 5-year disease-free survival compared to those who had received breast surgery.
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 20 and older, women only
You may be able to join if
- Sex: female
- Age: 20 years and older
- Patients with no clinical/radiologic distant metastasis
- Tumor type: Invasive ductal carcinoma
- Tumor subtype: HER2 positive(including luminal B type, triple negative
You likely can't join if
- Multifocal lesion (≥2)
- Extent of residual microcalcification after neoadjuvant chemotherapy \> 2cm
- Bilateral breast cancer or inflammatory breast cancer
- Contraindication to radiotherapy
- History of previous contralateral breast cancer
- Breast cancer patients with distant metastasis
See the full eligibility criteria
- Sex: female
- Age: 20 years and older
- Patients with no clinical/radiologic distant metastasis
- Tumor type: Invasive ductal carcinoma
- Tumor subtype: HER2 positive(including luminal B type, triple negative
- Extent of disease: initial tumor size ≤ 5cm, cN0-2
- Patients with measurable tumor size
- Patients who are expected to achieve pCR after neoadjuvant chemotherapy (MRI size ≤ 1.0 cm AND L-to-B SER ≤ 1.6)
- Patients with clip inserted to the primary tumor site before or during neoadjuvant chemotherapy
- Patients with informed consent who are competent to make a voluntary decision
- Multifocal lesion (≥2)
- Extent of residual microcalcification after neoadjuvant chemotherapy \> 2cm
- Bilateral breast cancer or inflammatory breast cancer
- Contraindication to radiotherapy
- History of previous contralateral breast cancer
- Breast cancer patients with distant metastasis
- Allergic history to MRI contrast
- Male breast cancer
- Patients incapable of giving informed consent owing to poor general conditions
- Patients with BRCA mutation
- Patients willing to receive breast surgery
- Patients with a history of cancer diagnosis within 5 years (However, skin cancer other than melanoma and breast carcinoma in situ other than ductal carcinoma in situ can be registered even if 5 years have not passed...
The study team makes the final eligibility decision.
Where it's taking place
- Seoul, South Korea
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling female, 20 years and older. The study team makes the final eligibility decision.
Where is this trial taking place?
Study sites include Seoul, South Korea. Enter your location above to see the nearest site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from ClinicalTrials.gov; the study team decides eligibility.