
1) Surgical removal procedure
Found on
https://www.crosswordclues.com/clue/quadrantectomy

A quadrantectomy, also referred to as a segmental or partial mastectomy, is a surgical procedure for breast cancer in which one quarter of breast tissue is removed along with muscles of the chest wall within a 2 to 3 centimeter radius of a tumor. This procedure is an alternative to a radical or simple mastectomy, in which an entire breast is remov...
Found on
http://en.wikipedia.org/wiki/Quadrantectomy

Surgical removal of the region of the breast (approximately one quarter) containing cancer.
Found on
http://www.cancer.gov/dictionary?expand=Q

(kwod″rәn-tek´tә-me) a form of partial mastectomy involving en bloc excision of tumor in one quadrant of breast tissue, as well as the pectoralis major muscle fascia and overlying skin.
Found on
http://www.encyclo.co.uk/local/21001
No exact match found.