Age

18–any

Sex

FEMALE

Healthy volunteers

Accepted

The Patient with locally advanced breast cancer who is eligible for breast-conserving surgery after receiving neoadjuvant chemotherapy
Aged over 18 years old
ECOG performance status: 0 or 1
The patients with written informed consent

The patient who requires total mastectomy after receiving neoadjuvant chemotherapy
The patient with no residual mass on ultrasonography or only with microcalcifications
Pregnant or lactating patient
The patient with a disability to understand and provide consent
The patient with severe allergic history to indocyanine green
Iodine-sensitive patient

Surgical Outcome of BCS Using ICG-F in Breast Cancer Patients After Preoperative Chemotherapy