HL7 Europe Common Cancer Model, published by HL7 Europe. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-eu/cancer-common/ and changes regularly. See the Directory of published versions
| Draft as of 2026-02-05 |
XML representation of the CancerStage logical model.
<StructureDefinition xmlns="http://hl7.org/fhir">
<id value="CancerStage"/>
<text>
<status value="extensions"/>
<div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: StructureDefinition CancerStage</b></p><table border="0" cellpadding="0" cellspacing="0" style="border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;"><tr style="border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top"><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="The logical name of the element">Name</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Information about the use of the element">Flags</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Minimum and Maximum # of times the element can appear in the instance">Card.</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px; width: 100px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Reference to the type of the element">Type</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Additional information about the element">Description & Constraints</a><span style="float: right"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format"><img src="data:image/png;base64,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" alt="doco" style="background-color: inherit"/></a></span></th></tr><tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_element.gif" alt="." style="background-color: white; background-color: inherit" title="Element" class="hierarchy"/> <a href="StructureDefinition-CancerStage-definitions.html#CancerStage" title="CancerStage logical model from Cancer_Common_Logical_Model_20260123_2.xlsx (sheet CancerStage).">CancerStage</a><a name="CancerStage"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="opacity: 0.5">0</span><span style="opacity: 0.5">..</span><span style="opacity: 0.5">*</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://build.fhir.org/types.html#Base">Base</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">CancerStage<br/><span style="font-weight:bold">Instances of this logical model can be the target of a Reference</span></td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_reference.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Reference to another Resource" class="hierarchy"/> <a href="StructureDefinition-CancerStage-definitions.html#CancerStage.cancerConditionAtDiagnosisReference" title="CancerCondition AtDiagnosis Reference">cancerConditionAtDiagnosisReference</a><a name="CancerStage.cancerConditionAtDiagnosisReference"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/references.html">Reference</a>(<a href="StructureDefinition-CancerConditionAtDiagnosis.html">CancerCondition (AtDiagnosis)</a>)</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">CancerCondition AtDiagnosis Reference</td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: white; background-color: inherit" title="Data Type" class="hierarchy"/> <a href="StructureDefinition-CancerStage-definitions.html#CancerStage.classificationType" title="It represents the classification system to define the stage, such as TNM (Tumor Linphonode Metastasis). nan">classificationType</a><a name="CancerStage.classificationType"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/datatypes.html#CodeableConcept">CodeableConcept</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">ClassificationType</td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Data Type" class="hierarchy"/> <a href="StructureDefinition-CancerStage-definitions.html#CancerStage.value" title="It represents the stage value. Its datatype and cardinality depend on the specific structure of the staging classification being used. For example, in the case of the TNM classification, three string values are expected: one for T (Tumor), one for N (Nodes), and one for M (Metastasis). nan">value</a><a name="CancerStage.value"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Element</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Value<br/></td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: white; background-color: inherit" title="Data Type" class="hierarchy"/> <a href="StructureDefinition-CancerStage-definitions.html#CancerStage.type" title="It indicates whether the stage instance is of type Clinical or Pathological. Choice: Clinical | Pathological">type</a><a name="CancerStage.type"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/datatypes.html#CodeableConcept">CodeableConcept</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Type</td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_reference.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Reference to another Resource" class="hierarchy"/> <a href="StructureDefinition-CancerStage-definitions.html#CancerStage.surgeryReference" title="It shall be present when the stage is of type Pathological and shall not be present when the stage is of type Clinical. nan">surgeryReference</a><a name="CancerStage.surgeryReference"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/references.html">Reference</a>(<a href="StructureDefinition-Surgery.html">Surgery</a>)</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">SurgeryReference</td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin_end.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_reference.png" alt="." style="background-color: white; background-color: inherit" title="Reference to another Resource" class="hierarchy"/> <a href="StructureDefinition-CancerStage-definitions.html#CancerStage.imagingReference" title="It shall be present when the stage is of type Clinical and shall not be present when the stage is of type Pathological. nan">imagingReference</a><a name="CancerStage.imagingReference"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/references.html">Reference</a>(<a href="StructureDefinition-Imaging.html">Imaging</a>)</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">ImagingReference<br/></td></tr>
<tr><td colspan="5" class="hierarchy"><br/><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format"><img src="data:image/png;base64,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" alt="doco" style="background-color: inherit"/> Documentation for this format</a></td></tr></table></div>
</text>
<extension
url="http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics">
<valueCode value="can-be-target"/>
</extension>
<url
value="http://hl7.eu/fhir/cancer-common/StructureDefinition/CancerStage"/>
<version value="0.1.0"/>
<name value="CancerStage"/>
<title value="CancerStage"/>
<status value="draft"/>
<date value="2026-02-05T10:16:33+00:00"/>
<publisher value="HL7 Europe"/>
<contact>
<name value="HL7 Europe"/>
<telecom>
<system value="url"/>
<value value="http://hl7.eu"/>
</telecom>
</contact>
<description
value="CancerStage logical model from Cancer_Common_Logical_Model_20260123_2.xlsx (sheet CancerStage)."/>
<jurisdiction>
<coding>
<system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
<code value="150"/>
<display value="Europe"/>
</coding>
</jurisdiction>
<copyright
value="HL7 Europe Copyright. Licensed under Common Creative License (CC0 1.0). Details at [Copyright](copyright.html)."/>
<fhirVersion value="4.0.1"/>
<kind value="logical"/>
<abstract value="false"/>
<type
value="http://hl7.eu/fhir/cancer-common/StructureDefinition/CancerStage"/>
<baseDefinition value="http://hl7.org/fhir/StructureDefinition/Base"/>
<derivation value="specialization"/>
<snapshot>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version">
<valueString value="4.0.1"/>
</extension>
<element id="CancerStage">
<path value="CancerStage"/>
<short value="CancerStage"/>
<definition
value="CancerStage logical model from Cancer_Common_Logical_Model_20260123_2.xlsx (sheet CancerStage)."/>
<min value="0"/>
<max value="*"/>
<base>
<path value="Base"/>
<min value="0"/>
<max value="*"/>
</base>
<isModifier value="false"/>
</element>
<element id="CancerStage.cancerConditionAtDiagnosisReference">
<path value="CancerStage.cancerConditionAtDiagnosisReference"/>
<short value="CancerCondition AtDiagnosis Reference"/>
<definition value="CancerCondition AtDiagnosis Reference"/>
<min value="1"/>
<max value="1"/>
<base>
<path value="CancerStage.cancerConditionAtDiagnosisReference"/>
<min value="1"/>
<max value="1"/>
</base>
<type>
<code value="Reference"/>
<targetProfile
value="http://hl7.eu/fhir/cancer-common/StructureDefinition/CancerConditionAtDiagnosis"/>
</type>
</element>
<element id="CancerStage.classificationType">
<path value="CancerStage.classificationType"/>
<short value="ClassificationType"/>
<definition
value="It represents the classification system to define the stage, such as TNM (Tumor Linphonode Metastasis). nan"/>
<min value="1"/>
<max value="1"/>
<base>
<path value="CancerStage.classificationType"/>
<min value="1"/>
<max value="1"/>
</base>
<type>
<code value="CodeableConcept"/>
</type>
</element>
<element id="CancerStage.value">
<path value="CancerStage.value"/>
<short value="Value"/>
<definition
value="It represents the stage value. Its datatype and cardinality depend on the specific structure of the staging classification being used. For example, in the case of the TNM classification, three string values are expected: one for T (Tumor), one for N (Nodes), and one for M (Metastasis). nan"/>
<min value="1"/>
<max value="*"/>
<base>
<path value="CancerStage.value"/>
<min value="1"/>
<max value="*"/>
</base>
<type>
<code value="Element"/>
</type>
</element>
<element id="CancerStage.type">
<path value="CancerStage.type"/>
<short value="Type"/>
<definition
value="It indicates whether the stage instance is of type Clinical or Pathological. Choice: Clinical | Pathological"/>
<min value="1"/>
<max value="1"/>
<base>
<path value="CancerStage.type"/>
<min value="1"/>
<max value="1"/>
</base>
<type>
<code value="CodeableConcept"/>
</type>
</element>
<element id="CancerStage.surgeryReference">
<path value="CancerStage.surgeryReference"/>
<short value="SurgeryReference"/>
<definition
value="It shall be present when the stage is of type Pathological and shall not be present when the stage is of type Clinical. nan"/>
<min value="0"/>
<max value="1"/>
<base>
<path value="CancerStage.surgeryReference"/>
<min value="0"/>
<max value="1"/>
</base>
<type>
<code value="Reference"/>
<targetProfile
value="http://hl7.eu/fhir/cancer-common/StructureDefinition/Surgery"/>
</type>
</element>
<element id="CancerStage.imagingReference">
<path value="CancerStage.imagingReference"/>
<short value="ImagingReference"/>
<definition
value="It shall be present when the stage is of type Clinical and shall not be present when the stage is of type Pathological. nan"/>
<min value="0"/>
<max value="*"/>
<base>
<path value="CancerStage.imagingReference"/>
<min value="0"/>
<max value="*"/>
</base>
<type>
<code value="Reference"/>
<targetProfile
value="http://hl7.eu/fhir/cancer-common/StructureDefinition/Imaging"/>
</type>
</element>
</snapshot>
<differential>
<element id="CancerStage">
<path value="CancerStage"/>
<short value="CancerStage"/>
<definition
value="CancerStage logical model from Cancer_Common_Logical_Model_20260123_2.xlsx (sheet CancerStage)."/>
</element>
<element id="CancerStage.cancerConditionAtDiagnosisReference">
<path value="CancerStage.cancerConditionAtDiagnosisReference"/>
<short value="CancerCondition AtDiagnosis Reference"/>
<definition value="CancerCondition AtDiagnosis Reference"/>
<min value="1"/>
<max value="1"/>
<type>
<code value="Reference"/>
<targetProfile
value="http://hl7.eu/fhir/cancer-common/StructureDefinition/CancerConditionAtDiagnosis"/>
</type>
</element>
<element id="CancerStage.classificationType">
<path value="CancerStage.classificationType"/>
<short value="ClassificationType"/>
<definition
value="It represents the classification system to define the stage, such as TNM (Tumor Linphonode Metastasis). nan"/>
<min value="1"/>
<max value="1"/>
<type>
<code value="CodeableConcept"/>
</type>
</element>
<element id="CancerStage.value">
<path value="CancerStage.value"/>
<short value="Value"/>
<definition
value="It represents the stage value. Its datatype and cardinality depend on the specific structure of the staging classification being used. For example, in the case of the TNM classification, three string values are expected: one for T (Tumor), one for N (Nodes), and one for M (Metastasis). nan"/>
<min value="1"/>
<max value="*"/>
<type>
<code value="Element"/>
</type>
</element>
<element id="CancerStage.type">
<path value="CancerStage.type"/>
<short value="Type"/>
<definition
value="It indicates whether the stage instance is of type Clinical or Pathological. Choice: Clinical | Pathological"/>
<min value="1"/>
<max value="1"/>
<type>
<code value="CodeableConcept"/>
</type>
</element>
<element id="CancerStage.surgeryReference">
<path value="CancerStage.surgeryReference"/>
<short value="SurgeryReference"/>
<definition
value="It shall be present when the stage is of type Pathological and shall not be present when the stage is of type Clinical. nan"/>
<min value="0"/>
<max value="1"/>
<type>
<code value="Reference"/>
<targetProfile
value="http://hl7.eu/fhir/cancer-common/StructureDefinition/Surgery"/>
</type>
</element>
<element id="CancerStage.imagingReference">
<path value="CancerStage.imagingReference"/>
<short value="ImagingReference"/>
<definition
value="It shall be present when the stage is of type Clinical and shall not be present when the stage is of type Pathological. nan"/>
<min value="0"/>
<max value="*"/>
<type>
<code value="Reference"/>
<targetProfile
value="http://hl7.eu/fhir/cancer-common/StructureDefinition/Imaging"/>
</type>
</element>
</differential>
</StructureDefinition>