{
  "resourceType": "StructureDefinition",
  "id": "mcode-radiotherapy-modality-and-technique",
  "text": {
    "status": "extensions",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><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 : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"The logical name of the element\">Name</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Information about the use of the element\">Flags</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Minimum and Maximum # of times the the element can appear in the instance\">Card.</a></th><th style=\"width: 100px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Reference to the type of the element\">Type</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Additional information about the element\">Description &amp; Constraints</a><span style=\"float: right\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Legend for this format\"><img src=\"http://hl7.org/fhir/R4/help16.png\" 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 : 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-mcode-radiotherapy-modality-and-technique-definitions.html#Extension\" title=\"Extension capturing modality and technique of a given radiotherapy procedure.  The allowed combinations of modality and technique are constrained by invariants, one per modality.\">Extension</a><a name=\"Extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"padding-left: 3px; padding-right: 3px; color: black; null\" title=\"This element has or is affected by some invariants (TechniquesForNeutronBeamModality, TechniquesForPhotonBeamModality, TechniquesForElectronBeamModality, TechniquesForCarbonIonBeamModality, TechniquesForProtonBeamModality, TechniquesForInternalRadiotherapyPermanentSeeds, TechniquesForLowDoseRateUsingTempRadSource, TechniquesForPulsedDoseRate, TechniquesForHighDoseRate, TechniquesForHighDoseRateElectronic, TechniquesForRadioPharmaceutical)\">I</span></td><td style=\"vertical-align: top; text-align : 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 : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Radiotherapy Modality And Technique Extension<br/><span style=\"font-weight:bold\">TechniquesForNeutronBeamModality: </span>Allowed Techniques for Neutron Beam Modality<br/><span style=\"font-weight:bold\">TechniquesForPhotonBeamModality: </span>Allowed Techniques for Photon Beam Modality<br/><span style=\"font-weight:bold\">TechniquesForElectronBeamModality: </span>Allowed Techniques for Electron Beam Modality<br/><span style=\"font-weight:bold\">TechniquesForCarbonIonBeamModality: </span>Allowed Techniques for Carbon Ion Beam Modality<br/><span style=\"font-weight:bold\">TechniquesForProtonBeamModality: </span>Allowed Techniques for Proton Beam Modality<br/><span style=\"font-weight:bold\">TechniquesForInternalRadiotherapyPermanentSeeds: </span>Allowed Techniques for Internal Radiotherapy - Permanent Seeds<br/><span style=\"font-weight:bold\">TechniquesForLowDoseRateUsingTempRadSource: </span>Allowed Techniques for Low Dose Rate Using Temp Radiation Source<br/><span style=\"font-weight:bold\">TechniquesForPulsedDoseRate: </span>Allowed Techniques for Pulsed Dose Rate<br/><span style=\"font-weight:bold\">TechniquesForHighDoseRate: </span>Allowed Techniques for High Dose Rate<br/><span style=\"font-weight:bold\">TechniquesForHighDoseRateElectronic: </span>Allowed Techniques for High Dose Rate Electronic<br/><span style=\"font-weight:bold\">TechniquesForRadioPharmaceutical: </span>Allowed Techniques for Radiopharmaceutical</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : 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_extension_simple.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> <a href=\"StructureDefinition-mcode-radiotherapy-modality-and-technique-definitions.html#Extension.extension\">extension</a><a name=\"Extension.extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..<span style=\"opacity: 0.5\">*</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Extension</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck15.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_slice_item.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Slice Item\" class=\"hierarchy\"/> <a href=\"StructureDefinition-mcode-radiotherapy-modality-and-technique-definitions.html#Extension.extension:modality\" title=\"Extension URL = http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality\">mcode-radiotherapy-modality</a><a name=\"Extension.extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"padding-left: 3px; padding-right: 3px; color: white; background-color: red\" title=\"This element must be supported\">S</span></td><td style=\"vertical-align: top; text-align : 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 : 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 : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Radiotherapy Modality Extension</span><br/><span style=\"font-weight:bold\">URL: </span><a href=\"http://hl7.org/fhir/R4/StructureDefinition-mcode-radiotherapy-modality.html\">http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality</a></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck140.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-mcode-radiotherapy-modality-and-technique-definitions.html#Extension.extension:modality.value[x]\">value[x]</a><a name=\"Extension.extension.value_x_\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">1</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#CodeableConcept\">CodeableConcept</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Value of extension</span><br/><span style=\"font-weight:bold\">Binding: </span><a href=\"ValueSet-mcode-radiotherapy-modality-vs.html\">Radiotherapy Modality Value Set</a> (<a href=\"http://hl7.org/fhir/R4/terminologies.html#required\" title=\"To be conformant, the concept in this element SHALL be from the specified value set.\">required</a>)</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck15.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_slice_item.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Slice Item\" class=\"hierarchy\"/> <a href=\"StructureDefinition-mcode-radiotherapy-modality-and-technique-definitions.html#Extension.extension:technique\" title=\"Extension URL = http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique\">mcode-radiotherapy-technique</a><a name=\"Extension.extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"padding-left: 3px; padding-right: 3px; color: white; background-color: red\" title=\"This element must be supported\">S</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..*</td><td style=\"vertical-align: top; text-align : 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 : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Radiotherapy Technique Extension</span><br/><span style=\"font-weight:bold\">URL: </span><a href=\"http://hl7.org/fhir/R4/StructureDefinition-mcode-radiotherapy-technique.html\">http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique</a><br/></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck140.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-mcode-radiotherapy-modality-and-technique-definitions.html#Extension.extension:technique.value[x]\">value[x]</a><a name=\"Extension.extension.value_x_\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">1</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#CodeableConcept\">CodeableConcept</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Value of extension</span><br/><span style=\"font-weight:bold\">Binding: </span><a href=\"ValueSet-mcode-radiotherapy-technique-vs.html\">Radiotherapy Technique Value Set</a> (<a href=\"http://hl7.org/fhir/R4/terminologies.html#required\" title=\"To be conformant, the concept in this element SHALL be from the specified value set.\">required</a>)</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : 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_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-mcode-radiotherapy-modality-and-technique-definitions.html#Extension.url\">url</a><a name=\"Extension.url\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">1</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"color: darkgreen\">&quot;http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique&quot;</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; 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_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <span style=\"text-decoration:line-through\">value[x]</span><a name=\"Extension.value_x_\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"text-decoration:line-through\"/><span style=\"text-decoration:line-through\">0</span><span style=\"text-decoration:line-through\">..</span><span style=\"text-decoration:line-through\">0</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Legend for this format\"><img src=\"http://hl7.org/fhir/R4/help16.png\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
  },
  "url": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique",
  "version": "2.0.0",
  "name": "RadiotherapyModalityAndTechnique",
  "title": "Radiotherapy Modality And Technique Extension",
  "status": "active",
  "date": "2022-01-18T03:17:40+00:00",
  "publisher": "HL7 International Clinical Interoperability Council",
  "contact": [
    {
      "name": "HL7 International Clinical Interoperability Council",
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/cic"
        },
        {
          "system": "email",
          "value": "ciclist@lists.HL7.org"
        }
      ]
    }
  ],
  "description": "Extension capturing modality and technique of a given radiotherapy procedure.  The allowed combinations of modality and technique are constrained by invariants, one per modality.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "urn:iso:std:iso:3166",
          "code": "US",
          "display": "United States of America"
        }
      ]
    }
  ],
  "fhirVersion": "4.0.1",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "Procedure"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "Radiotherapy Modality And Technique Extension",
        "definition": "Extension capturing modality and technique of a given radiotherapy procedure.  The allowed combinations of modality and technique are constrained by invariants, one per modality.",
        "constraint": [
          {
            "key": "TechniquesForNeutronBeamModality",
            "severity": "error",
            "human": "Allowed Techniques for Neutron Beam Modality",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '80347004')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists( (\n          coding.code = '169317000' or coding.code = '1162782007'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForPhotonBeamModality",
            "severity": "error",
            "human": "Allowed Techniques for Photon Beam Modality",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '1156506007')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists((\n          coding.code = '441799006' or coding.code = '1156530009' or\n          coding.code = '1162782007' or coding.code = '1156526006' or\n          coding.code = '168524008' or coding.code = '1156530009'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForElectronBeamModality",
            "severity": "error",
            "human": "Allowed Techniques for Electron Beam Modality",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '45643008')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists( (\n          coding.code = '1162782007' or coding.code = '1156526006' or coding.code = '168524008'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForCarbonIonBeamModality",
            "severity": "error",
            "human": "Allowed Techniques for Carbon Ion Beam Modality",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '1156505006')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists( (\n          coding.code = '1156529004' or coding.code = '1156528007' or coding.code='USCRS-33517'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForProtonBeamModality",
            "severity": "error",
            "human": "Allowed Techniques for Proton Beam Modality",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '10611004')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists( (\n          coding.code = '1156529004' or coding.code = '1156528007' or coding.code = 'USCRS-33517'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForInternalRadiotherapyPermanentSeeds",
            "severity": "error",
            "human": "Allowed Techniques for Internal Radiotherapy - Permanent Seeds",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '169359004')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists( (\n          coding.code = '113120007'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForLowDoseRateUsingTempRadSource",
            "severity": "error",
            "human": "Allowed Techniques for Low Dose Rate Using Temp Radiation Source",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '1156708005')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists(coding.system = 'http://snomed.info/sct' and (\n          coding.code = '384692006' or coding.code = '113120007' or coding.code = '14473006'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForPulsedDoseRate",
            "severity": "error",
            "human": "Allowed Techniques for Pulsed Dose Rate",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '1156384006')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists(coding.system = 'http://snomed.info/sct' and (\n          coding.code = '384692006' or coding.code = '113120007'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForHighDoseRate",
            "severity": "error",
            "human": "Allowed Techniques for High Dose Rate",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '394902000')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists(coding.system = 'http://snomed.info/sct' and (\n          coding.code = '384692006' or coding.code = '1156382005' or coding.code = '113120007' or coding.code = '1156383000' or coding.code = '384691004' or coding.code = '168524008' or coding.code = '14473006'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForHighDoseRateElectronic",
            "severity": "error",
            "human": "Allowed Techniques for High Dose Rate Electronic",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists(coding.system = 'http://snomed.info/sct' and coding.code = '438629002')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists(coding.system = 'http://snomed.info/sct' and (\n          coding.code = '384692006' or coding.code = '1156382005' or coding.code = '113120007' or coding.code = '384691004' or coding.code = '168524008' or coding.code = '14473006'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          },
          {
            "key": "TechniquesForRadioPharmaceutical",
            "severity": "error",
            "human": "Allowed Techniques for Radiopharmaceutical",
            "expression": "extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').exists() and\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality').value.exists( coding.code = '440252007')\n   implies\n         extension.where(url = 'http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-technique').value.exists( (\n          coding.code = '16560241000119104' or coding.code = '1156383000' or coding.code = '384692006' or coding.code = '113120007'))",
            "source": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
          }
        ]
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "rules": "open"
        },
        "min": 0
      },
      {
        "id": "Extension.extension:modality",
        "path": "Extension.extension",
        "sliceName": "modality",
        "min": 0,
        "type": [
          {
            "code": "Extension",
            "profile": [
              "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality"
            ]
          }
        ],
        "mustSupport": true
      },
      {
        "id": "Extension.extension:modality.url",
        "path": "Extension.extension.url",
        "fixedUri": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality"
      },
      {
        "id": "Extension.extension:modality.value[x]",
        "path": "Extension.extension.value[x]",
        "type": [
          {
            "code": "CodeableConcept"
          }
        ]
      },
      {
        "id": "Extension.extension:modality.value[x].text",
        "path": "Extension.extension.value[x].text",
        "min": 1
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-radiotherapy-modality-and-technique"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "max": "0"
      }
    ]
  }
}