Breast Conservation Treatment

**Semantic type:** Therapeutic or Preventive Procedure

**Definition:** Breast conservation treatment is defined as excision of the primary tumor and adjacent breast tissue, followed by radiation therapy. This procedure is also referred to as lumpectomy, segmental mastectomy, or partial mastectomy. (from Consensus Statements: Treatment of Early-stage Breast Cancer, 1990)

**Synonyms:** - BCS - BCT - Breast Conserving Surgery/Lumpectomy - Breast-Conserving Surgery - breast-conserving surgery - breast-sparing surgery