{
  "resourceType": "CodeSystem",
  "id": "codesystem-hierarchy-meaning",
  "meta": {
    "lastUpdated": "2017-04-18T21:44:43.294+00:00"
  },
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n            <h2>CodeSystemHierarchyMeaning</h2>\n            <div>\n              <p>The meaning of the hierarchy of concepts in a code system</p>\n\n            </div>\n            <p>This code system http://hl7.org/fhir/codesystem-hierarchy-meaning defines the following codes:</p>\n            <table class=\"codes\">\n              <tr>\n                <td>\n                  <b>Code</b>\n                </td>\n                <td>\n                  <b>Display</b>\n                </td>\n                <td>\n                  <b>Definition</b>\n                </td>\n              </tr>\n              <tr>\n                <td>grouped-by\n                  <a name=\"codesystem-hierarchy-meaning-grouped-by\"> </a>\n                </td>\n                <td>Grouped By</td>\n                <td>No particular relationship between the concepts can be assumed, except what can be determined by inspection of the definitions of the elements (possible reasons to use this: importing from a source where this is not defined, or where various parts of the hierarchy have different meanings)</td>\n              </tr>\n              <tr>\n                <td>is-a\n                  <a name=\"codesystem-hierarchy-meaning-is-a\"> </a>\n                </td>\n                <td>Is-A</td>\n                <td>A hierarchy where the child concepts have an IS-A relationship with the parents - that is, all the properties of the parent are also true for its child concepts</td>\n              </tr>\n              <tr>\n                <td>part-of\n                  <a name=\"codesystem-hierarchy-meaning-part-of\"> </a>\n                </td>\n                <td>Part Of</td>\n                <td>Child elements list the individual parts of a composite whole (e.g. body site)</td>\n              </tr>\n              <tr>\n                <td>classified-with\n                  <a name=\"codesystem-hierarchy-meaning-classified-with\"> </a>\n                </td>\n                <td>Classified With</td>\n                <td>Child concepts in the hierarchy may have only one parent, and there is a presumption that the code system is a &quot;closed world&quot; meaning all things must be in the hierarchy. This results in concepts such as &quot;not otherwise classified.&quot;</td>\n              </tr>\n            </table>\n          </div>"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-ballot-status",
      "valueString": "Informative"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 5
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "vocab"
    }
  ],
  "url": "http://hl7.org/fhir/codesystem-hierarchy-meaning",
  "identifier": {
    "system": "urn:ietf:rfc:3986",
    "value": "urn:oid:2.16.840.1.113883.4.642.1.768"
  },
  "version": "3.0.1",
  "name": "CodeSystemHierarchyMeaning",
  "status": "draft",
  "experimental": false,
  "date": "2017-04-18T21:44:43+00:00",
  "publisher": "HL7 (FHIR Project)",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/fhir"
        },
        {
          "system": "email",
          "value": "fhir@lists.hl7.org"
        }
      ]
    }
  ],
  "description": "The meaning of the hierarchy of concepts in a code system",
  "caseSensitive": true,
  "valueSet": "http://hl7.org/fhir/ValueSet/codesystem-hierarchy-meaning",
  "content": "complete",
  "concept": [
    {
      "code": "grouped-by",
      "display": "Grouped By",
      "definition": "No particular relationship between the concepts can be assumed, except what can be determined by inspection of the definitions of the elements (possible reasons to use this: importing from a source where this is not defined, or where various parts of the hierarchy have different meanings)"
    },
    {
      "code": "is-a",
      "display": "Is-A",
      "definition": "A hierarchy where the child concepts have an IS-A relationship with the parents - that is, all the properties of the parent are also true for its child concepts"
    },
    {
      "code": "part-of",
      "display": "Part Of",
      "definition": "Child elements list the individual parts of a composite whole (e.g. body site)"
    },
    {
      "code": "classified-with",
      "display": "Classified With",
      "definition": "Child concepts in the hierarchy may have only one parent, and there is a presumption that the code system is a \"closed world\" meaning all things must be in the hierarchy. This results in concepts such as \"not otherwise classified.\""
    }
  ]
}