# OnCo record breast-conserving-surgery-versus-mastectomy (term). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/terms/breast-conserving-surgery-versus-mastectomy/>
  a schema:DefinedTerm ;
  onco:kind "term" ;
  schema:identifier "breast-conserving-surgery-versus-mastectomy" ;
  schema:name "Breast conservation or mastectomy"@en ;
  schema:alternateName "lumpectomy versus mastectomy"@en, "breast conservation versus mastectomy"@en, "wide local excision or mastectomy"@en ;
  schema:description "For most early breast cancers, removing the lump with a rim of healthy tissue and then giving radiotherapy leads to exactly the same chance of being alive in twenty years as removing the whole breast. The choice is about the breast, not about survival."@en ;
  schema:url <https://onco.cc/terms/breast-conserving-surgery-versus-mastectomy/> ;
  schema:dateModified "2026-09-25"^^xsd:date ;
  schema:citation <https://doi.org/10.1056/NEJMoa022152>, <https://doi.org/10.1056/NEJMoa020989>, <https://www.nice.org.uk/guidance/ng101> ;
  onco:related <https://onco.cc/terms/lumpectomy/>, <https://onco.cc/terms/mastectomy/>, <https://onco.cc/terms/resection-margins/>, <https://onco.cc/terms/oncoplastic-breast-surgery/>, <https://onco.cc/terms/breast-reconstruction/> ;
  onco:cancers <https://onco.cc/cancers/breast-cancer/>, <https://onco.cc/cancers/breast-hr-positive/>, <https://onco.cc/cancers/breast-her2-positive/>, <https://onco.cc/cancers/tnbc/> ;
  onco:sections <https://onco.cc/fronts/surgery/> ;
  onco:trials <https://onco.cc/trials/nsabp-b06/>, <https://onco.cc/trials/milan-i/>, <https://onco.cc/trials/eortc-10801/>, <https://onco.cc/trials/nsabp-b04/> .