Patients with primary invasive breast cancer clinical stage II-III
Palpable or non-palpable axillary metastases visible by ultrasound (other imaging accepted if confirmatory ultrasound is performed) and confirmed by fine needle aspiration or core biopsy
Written informed consent
Age ≥ 18 years
Pregnancy
Neoadjuvant systemic treatment (short course of neoadjuvant endocrine therapy \<three months is allowed)
Medical contraindications for or expressed preoperative wish to abstain from radiotherapy or the recommended adjuvant systemic treatment which complies with standard of care, taking age and comorbidity into consideration
Inability to absorb or understand the meaning of the study information; for example, through disability, inadequate language skills or dementia
You may not be if
Distant metastases
Ipsilateral metastases in internal mammary, infra- or supraclavicular lymph nodes without confirmed axillary nodal involvement
Preoperative suspicion of extensive nodal involvement, i.e. locally advanced disease
Nodes fixed to each other or to neighbouring structures on palpation or imaging
History of contralateral invasive breast cancer within 5 years
Clareo Health | Omission of Axillary Lymph Node Dissection in Case of Tumor Spread to Lymph Nodes in the Armpit in Breast Cancer
