Authoritative guidelines and practice manuals for locoregional surgery include:

This minimally invasive technique identifies and removes only the first few lymph nodes that drain the breast. It is the standard for patients with no clinical signs of nodal involvement.

Clinical guidelines for surgical decision-making and follow-up care.

Managing the lymph nodes in the armpit (axilla) is critical for staging and preventing recurrence:

Also known as a tumorectomy or partial mastectomy, this procedure removes only the tumor and a safety margin of healthy tissue. It is often combined with oncoplastic techniques to optimize aesthetic outcomes.