| Vocabulary Work Group | Maturity Level: N/A | Standards Status: Informative |
Raw JSON (canonical form + also see JSON Format Specification)
Definition for Code SystemCodeSystemHierarchyMeaning
{
"resourceType" : "CodeSystem",
"id" : "codesystem-hierarchy-meaning",
"meta" : {
"lastUpdated" : "2022-05-28T13:47:40.239+11:00",
"profile" : ["http://hl7.org/fhir/StructureDefinition/shareablecodesystem"]
},
"text" : {
"status" : "generated",
"div" : "<div>!-- Snipped for Brevity --></div>"
},
"extension" : [{
"url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
"valueCode" : "vocab"
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
"valueCode" : "normative"
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version",
"valueCode" : "4.0.0"
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
"valueInteger" : 5
}],
"url" : "http://hl7.org/fhir/codesystem-hierarchy-meaning",
"identifier" : [{
"system" : "urn:ietf:rfc:3986",
"value" : "urn:oid:2.16.840.1.113883.4.642.4.785"
}],
"version" : "4.3.0",
"name" : "CodeSystemHierarchyMeaning",
"title" : "CodeSystemHierarchyMeaning",
"status" : "active",
"experimental" : false,
"date" : "2021-01-17T07:06:13+11:00",
"publisher" : "HL7 (FHIR Project)",
"contact" : [{
"telecom" : [{
"system" : "url",
"value" : "http://hl7.org/fhir"
},
{
"system" : "email",
"value" : "[email protected]"
}]
}],
"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. Not that is-a is a property of the concepts, so additional subsumption relationships may be defined using properties or the [subsumes](extension-codesystem-subsumes.html) extension."
},
{
"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.\"."
}]
}
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.