HL7 Czech Imaging Report IG
0.1.0-ballot - ci-build CZ

HL7 Czech Imaging Report IG, published by HL7 Czech Republic. This guide is not an authorized publication; it is the continuous build for version 0.1.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7-cz/img/ and changes regularly. See the Directory of published versions

## Extension: Extension: Anatomical Region - JSON Profile

Draft as of 2026-05-26

JSON representation of the cz-anatomical-region-extension extension.

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    {
      "resourceType" : "StructureDefinition",
      "id" : "cz-anatomical-region-extension",
      "language" : "en",
      "text" : {
        "status" : "extensions",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: StructureDefinition cz-anatomical-region-extension</b></p><a name=\"cz-anatomical-region-extension\"> </a><a name=\"hccz-anatomical-region-extension\"> </a><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 &amp; 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, \" 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-cz-anatomical-region-extension-definitions.html#Extension\" title=\"The anatomical region in an ImagingStudy instance. This is additional information next to ImagingStudy.series.bodySite.\">Extension</a><a name=\"Extension\"> </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://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</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\">Extension: Anatomical Region</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 : 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_extension_simple.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> <a style=\"text-decoration:line-through; text-decoration:line-through\" href=\"StructureDefinition-cz-anatomical-region-extension-definitions.html#Extension.extension\">extension</a><a name=\"Extension.extension\"> </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\"><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 : 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\"><span style=\"font-style: italic\">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 : 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_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-cz-anatomical-region-extension-definitions.html#Extension.url\">url</a><a name=\"Extension.url\"> </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\">1</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">1</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 style=\"opacity: 0.5; opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</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\"><span style=\"color: darkgreen\">&quot;https://hl7.cz/fhir/img/StructureDefinition/cz-anatomical-region-extension&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 : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck01.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_datatype.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-cz-anatomical-region-extension-definitions.html#Extension.value[x]\">value[x]</a><a name=\"Extension.value_x_\"> </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\"><span style=\"opacity: 0.5\">0</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">1</span></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/datatypes.html#CodeableConcept\">CodeableConcept</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\"><span style=\"opacity: 0.5\">Value of extension</span><br class=\"binding\"/><span style=\"font-weight:bold\" title=\"null\" class=\"binding\">Binding: </span><a href=\"ValueSet-cz-anatomical-region-valueset.html\" title=\"https://hl7.cz/fhir/img/ValueSet/cz-anatomical-region-valueset\" class=\"binding\">ValueSet: Anatomical Region</a><span title=\"null\" class=\"binding\"> (</span><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.\" class=\"binding\">required</a><span title=\"null\" class=\"binding\">)</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 : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck000.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_blank.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: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-cz-anatomical-region-extension-definitions.html#Extension.value[x].coding\">coding</a><a name=\"Extension.value_x_.coding\"> </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..<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 style=\"opacity: 0.5; opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#Coding\">Coding</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\"><span style=\"opacity: 0.5\">Code defined by a terminology system</span></td></tr>\r\n<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, \" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
      },
      "url" : "https://hl7.cz/fhir/img/StructureDefinition/cz-anatomical-region-extension",
      "version" : "0.1.0-ballot",
      "name" : "CZ_AnatomicalRegionExtension",
      "title" : "Extension: Anatomical Region",
      "status" : "draft",
      "date" : "2026-05-26T08:31:12+00:00",
      "publisher" : "HL7 Czech Republic",
      "contact" : [
        {
          "name" : "HL7 Czech Republic",
          "telecom" : [
            {
              "system" : "url",
              "value" : "https://www.hl7.cz/"
            }
          ]
        }
      ],
      "description" : "The anatomical region in an ImagingStudy instance. This is additional information next to ImagingStudy.series.bodySite.",
      "jurisdiction" : [
        {
          "coding" : [
            {
              "system" : "urn:iso:std:iso:3166",
              "code" : "CZ",
              "display" : "Czechia"
            }
          ]
        }
      ],
      "fhirVersion" : "4.0.1",
      "mapping" : [
        {
          "identity" : "rim",
          "uri" : "http://hl7.org/v3",
          "name" : "RIM Mapping"
        }
      ],
      "kind" : "complex-type",
      "abstract" : false,
      "context" : [
        {
          "type" : "element",
          "expression" : "DiagnosticReport"
        },
        {
          "type" : "element",
          "expression" : "ImagingStudy"
        }
      ],
      "type" : "Extension",
      "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
      "derivation" : "constraint",
      "snapshot" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
            "valueString" : "4.0.1"
          }
        ],
        "element" : [
          {
            "id" : "Extension",
            "path" : "Extension",
            "short" : "Extension: Anatomical Region",
            "definition" : "The anatomical region in an ImagingStudy instance. This is additional information next to ImagingStudy.series.bodySite.",
            "min" : 0,
            "max" : "*",
            "base" : {
              "path" : "Extension",
              "min" : 0,
              "max" : "*"
            },
            "condition" : [
              "ele-1"
            ],
            "constraint" : [
              {
                "key" : "ele-1",
                "severity" : "error",
                "human" : "All FHIR elements must have a @value or children",
                "expression" : "hasValue() or (children().count() > id.count())",
                "xpath" : "@value|f:*|h:div",
                "source" : "http://hl7.org/fhir/StructureDefinition/Element"
              },
              {
                "key" : "ext-1",
                "severity" : "error",
                "human" : "Must have either extensions or value[x], not both",
                "expression" : "extension.exists() != value.exists()",
                "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
                "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
              }
            ],
            "isModifier" : false
          },
          {
            "id" : "Extension.id",
            "path" : "Extension.id",
            "representation" : [
              "xmlAttr"
            ],
            "short" : "Unique id for inter-element referencing",
            "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "Element.id",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "extension" : [
                  {
                    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                    "valueUrl" : "string"
                  }
                ],
                "code" : "http://hl7.org/fhirpath/System.String"
              }
            ],
            "isModifier" : false,
            "isSummary" : false,
            "mapping" : [
              {
                "identity" : "rim",
                "map" : "n/a"
              }
            ]
          },
          {
            "id" : "Extension.extension",
            "path" : "Extension.extension",
            "slicing" : {
              "discriminator" : [
                {
                  "type" : "value",
                  "path" : "url"
                }
              ],
              "description" : "Extensions are always sliced by (at least) url",
              "rules" : "open"
            },
            "short" : "Extension",
            "definition" : "An Extension",
            "min" : 0,
            "max" : "0",
            "base" : {
              "path" : "Element.extension",
              "min" : 0,
              "max" : "*"
            },
            "type" : [
              {
                "code" : "Extension"
              }
            ],
            "constraint" : [
              {
                "key" : "ele-1",
                "severity" : "error",
                "human" : "All FHIR elements must have a @value or children",
                "expression" : "hasValue() or (children().count() > id.count())",
                "xpath" : "@value|f:*|h:div",
                "source" : "http://hl7.org/fhir/StructureDefinition/Element"
              },
              {
                "key" : "ext-1",
                "severity" : "error",
                "human" : "Must have either extensions or value[x], not both",
                "expression" : "extension.exists() != value.exists()",
                "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
                "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
              }
            ],
            "isModifier" : false,
            "isSummary" : false
          },
          {
            "id" : "Extension.url",
            "path" : "Extension.url",
            "representation" : [
              "xmlAttr"
            ],
            "short" : "identifies the meaning of the extension",
            "definition" : "Source of the definition for the extension code - a logical name or a URL.",
            "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
            "min" : 1,
            "max" : "1",
            "base" : {
              "path" : "Extension.url",
              "min" : 1,
              "max" : "1"
            },
            "type" : [
              {
                "extension" : [
                  {
                    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                    "valueUrl" : "uri"
                  }
                ],
                "code" : "http://hl7.org/fhirpath/System.String"
              }
            ],
            "fixedUri" : "https://hl7.cz/fhir/img/StructureDefinition/cz-anatomical-region-extension",
            "isModifier" : false,
            "isSummary" : false,
            "mapping" : [
              {
                "identity" : "rim",
                "map" : "N/A"
              }
            ]
          },
          {
            "id" : "Extension.value[x]",
            "path" : "Extension.value[x]",
            "short" : "Value of extension",
            "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "Extension.value[x]",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "CodeableConcept"
              }
            ],
            "constraint" : [
              {
                "key" : "ele-1",
                "severity" : "error",
                "human" : "All FHIR elements must have a @value or children",
                "expression" : "hasValue() or (children().count() > id.count())",
                "xpath" : "@value|f:*|h:div",
                "source" : "http://hl7.org/fhir/StructureDefinition/Element"
              }
            ],
            "isModifier" : false,
            "isSummary" : false,
            "binding" : {
              "strength" : "required",
              "valueSet" : "https://hl7.cz/fhir/img/ValueSet/cz-anatomical-region-valueset"
            },
            "mapping" : [
              {
                "identity" : "rim",
                "map" : "N/A"
              }
            ]
          },
          {
            "id" : "Extension.value[x].id",
            "path" : "Extension.value[x].id",
            "representation" : [
              "xmlAttr"
            ],
            "short" : "Unique id for inter-element referencing",
            "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "Element.id",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "extension" : [
                  {
                    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                    "valueUrl" : "string"
                  }
                ],
                "code" : "http://hl7.org/fhirpath/System.String"
              }
            ],
            "isModifier" : false,
            "isSummary" : false,
            "mapping" : [
              {
                "identity" : "rim",
                "map" : "n/a"
              }
            ]
          },
          {
            "id" : "Extension.value[x].extension",
            "path" : "Extension.value[x].extension",
            "slicing" : {
              "discriminator" : [
                {
                  "type" : "value",
                  "path" : "url"
                }
              ],
              "description" : "Extensions are always sliced by (at least) url",
              "rules" : "open"
            },
            "short" : "Additional content defined by implementations",
            "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
            "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
            "alias" : [
              "extensions",
              "user content"
            ],
            "min" : 0,
            "max" : "*",
            "base" : {
              "path" : "Element.extension",
              "min" : 0,
              "max" : "*"
            },
            "type" : [
              {
                "code" : "Extension"
              }
            ],
            "constraint" : [
              {
                "key" : "ele-1",
                "severity" : "error",
                "human" : "All FHIR elements must have a @value or children",
                "expression" : "hasValue() or (children().count() > id.count())",
                "xpath" : "@value|f:*|h:div",
                "source" : "http://hl7.org/fhir/StructureDefinition/Element"
              },
              {
                "key" : "ext-1",
                "severity" : "error",
                "human" : "Must have either extensions or value[x], not both",
                "expression" : "extension.exists() != value.exists()",
                "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
                "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
              }
            ],
            "isModifier" : false,
            "isSummary" : false,
            "mapping" : [
              {
                "identity" : "rim",
                "map" : "n/a"
              }
            ]
          },
          {
            "id" : "Extension.value[x].coding",
            "path" : "Extension.value[x].coding",
            "short" : "Code defined by a terminology system",
            "definition" : "A reference to a code defined by a terminology system.",
            "comment" : "Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labeled as UserSelected = true.",
            "requirements" : "Allows for alternative encodings within a code system, and translations to other code systems.",
            "min" : 1,
            "max" : "*",
            "base" : {
              "path" : "CodeableConcept.coding",
              "min" : 0,
              "max" : "*"
            },
            "type" : [
              {
                "code" : "Coding"
              }
            ],
            "constraint" : [
              {
                "key" : "ele-1",
                "severity" : "error",
                "human" : "All FHIR elements must have a @value or children",
                "expression" : "hasValue() or (children().count() > id.count())",
                "xpath" : "@value|f:*|h:div",
                "source" : "http://hl7.org/fhir/StructureDefinition/Element"
              }
            ],
            "isModifier" : false,
            "isSummary" : true,
            "mapping" : [
              {
                "identity" : "v2",
                "map" : "C*E.1-8, C*E.10-22"
              },
              {
                "identity" : "rim",
                "map" : "union(., ./translation)"
              },
              {
                "identity" : "orim",
                "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
              }
            ]
          },
          {
            "id" : "Extension.value[x].text",
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
                "valueBoolean" : true
              }
            ],
            "path" : "Extension.value[x].text",
            "short" : "Plain text representation of the concept",
            "definition" : "A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user.",
            "comment" : "Very often the text is the same as a displayName of one of the codings.",
            "requirements" : "The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source.",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "CodeableConcept.text",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "string"
              }
            ],
            "constraint" : [
              {
                "key" : "ele-1",
                "severity" : "error",
                "human" : "All FHIR elements must have a @value or children",
                "expression" : "hasValue() or (children().count() > id.count())",
                "xpath" : "@value|f:*|h:div",
                "source" : "http://hl7.org/fhir/StructureDefinition/Element"
              }
            ],
            "isModifier" : false,
            "isSummary" : true,
            "mapping" : [
              {
                "identity" : "v2",
                "map" : "C*E.9. But note many systems use C*E.2 for this"
              },
              {
                "identity" : "rim",
                "map" : "./originalText[mediaType/code=\"text/plain\"]/data"
              },
              {
                "identity" : "orim",
                "map" : "fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText"
              }
            ]
          }
        ]
      },
      "differential" : {
        "element" : [
          {
            "id" : "Extension",
            "path" : "Extension",
            "short" : "Extension: Anatomical Region",
            "definition" : "The anatomical region in an ImagingStudy instance. This is additional information next to ImagingStudy.series.bodySite."
          },
          {
            "id" : "Extension.extension",
            "path" : "Extension.extension",
            "max" : "0"
          },
          {
            "id" : "Extension.url",
            "path" : "Extension.url",
            "fixedUri" : "https://hl7.cz/fhir/img/StructureDefinition/cz-anatomical-region-extension"
          },
          {
            "id" : "Extension.value[x]",
            "path" : "Extension.value[x]",
            "type" : [
              {
                "code" : "CodeableConcept"
              }
            ],
            "binding" : {
              "strength" : "required",
              "valueSet" : "https://hl7.cz/fhir/img/ValueSet/cz-anatomical-region-valueset"
            }
          },
          {
            "id" : "Extension.value[x].coding",
            "path" : "Extension.value[x].coding",
            "min" : 1
          }
        ]
      }
    }