# OnCo record resection-margins (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/resection-margins/>
  a schema:DefinedTerm ;
  onco:kind "term" ;
  schema:identifier "resection-margins" ;
  schema:name "Resection margins (R0 / R1 / R2)"@en ;
  schema:alternateName "margins"@en, "margin"@en, "surgical margins"@en, "negative margins"@en, "positive margins"@en, "margin-negative"@en, "margin-positive"@en, "clear margins"@en, "R0"@en, "R0 resection"@en, "R1 resection"@en, "R2 resection"@en, "microscopic residual disease"@en, "margin status"@en, "circumferential resection margin"@en, "CRM"@en, "positive margin"@en, "resection margin"@en ;
  schema:description "Whether the edge of the removed tissue is free of cancer. R0 means clear under the microscope, R1 means microscopic cancer at the edge, R2 means visible tumour left behind. R0 is what 'complete resection' means."@en ;
  schema:url <https://onco.cc/terms/resection-margins/> ;
  schema:dateModified "2026-09-09"^^xsd:date ;
  schema:sameAs <https://en.wikipedia.org/wiki/Resection_margin> ;
  schema:citation <https://en.wikipedia.org/wiki/Resection_margin>, <https://doi.org/10.1111/j.1365-2559.2009.03376.x>, <https://doi.org/10.1097/sla.0000000000002557> ;
  onco:related <https://onco.cc/terms/wide-local-excision/>, <https://onco.cc/terms/whipple/>, <https://onco.cc/terms/lymphovascular-invasion/>, <https://onco.cc/terms/mohs-surgery/>, <https://onco.cc/terms/breast-conserving-surgery-versus-mastectomy/>, <https://onco.cc/terms/tumour-bed-boost/>, <https://onco.cc/terms/surgical-margins-keratinocyte-cancer/> ;
  onco:cancers <https://onco.cc/cancers/breast-cancer/>, <https://onco.cc/cancers/skin-cancer/>, <https://onco.cc/cancers/basal-cell-carcinoma/>, <https://onco.cc/cancers/cutaneous-scc/> ;
  onco:sections <https://onco.cc/fronts/surgery/>, <https://onco.cc/fronts/diagnostics/> ;
  onco:terms <https://onco.cc/terms/r0-r1-margin-pancreatic/> .