STU 3 Ballot

This page is part of the FHIR Specification (v1.6.0: STU 3 Ballot 4). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3

Extension: The absolute geographic location

URL for this extension: 

http://hl7.org/fhir/StructureDefinition/geolocation

Status: draft. Extension maintained by: Health Level Seven International (FHIR Infrastructure)

The absolute geographic location of the Location, expressed using the WGS84 datum (This is the same co-ordinate system used in KML).

Context of Use: Use on data type: Address

usage info: insert a list of places where this extension is used

Extension Content

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..1ExtensionURL = http://hl7.org/fhir/StructureDefinition/geolocation
The absolute geographic location: The absolute geographic location of the Location, expressed using the WGS84 datum (This is the same co-ordinate system used in KML).
Use on data type: Address
... lattitude1..1decimalLongitude. The value domain and the interpretation are the same as for the text of the longitude element in KML (see notes below).
... longitude1..1decimalLatitude. The value domain and the interpretation are the same as for the text of the latitude element in KML (see notes below).

doco Documentation for this format

Fulle Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..1ExtensionURL = http://hl7.org/fhir/StructureDefinition/geolocation
The absolute geographic location: The absolute geographic location of the Location, expressed using the WGS84 datum (This is the same co-ordinate system used in KML).
Use on data type: Address
... extension 1..1ExtensionLongitude with WGS84 datum
.... extension 0..0
.... url 1..1uri"lattitude"
.... valueDecimal 1..1decimalValue of extension
... extension 1..1ExtensionLatitude with WGS84 datum
.... extension 0..0
.... url 1..1uri"longitude"
.... valueDecimal 1..1decimalValue of extension
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/geolocation"
... value[x] 0..0

doco Documentation for this format

XML Template

<!-- The absolute geographic location -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/geolocation" >
 <-- extension sliced by url  in the specified orderOpen-->
 <extension url="lattitude"> 1..1 Extension  <!-- 1..1 Longitude with WGS84 datum -->
  <valueDecimal value="[decimal]"/><!-- 1..1 Value of extension -->
 </extension>
 <extension url="longitude"> 1..1 Extension  <!-- 1..1 Latitude with WGS84 datum -->
  <valueDecimal value="[decimal]"/><!-- 1..1 Value of extension -->
 </extension>
</extension>

JSON Template

{ // The absolute geographic location
    "extension" : [ //  sliced by url  in the specified orderOpen
      { // Longitude with WGS84 datum // R! 
        // from Element: extension
        "url" : "lattitude", // R! 
        "valueDecimal" : <decimal> // R! Value of extension
      },
      { // Latitude with WGS84 datum // R! 
        // from Element: extension
        "url" : "longitude", // R! 
        "valueDecimal" : <decimal> // R! Value of extension
      }
    ],
    "url" : "http://hl7.org/fhir/StructureDefinition/geolocation", // R! 
// value[x]: Value of extension. One of these 38:
  }

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..1ExtensionURL = http://hl7.org/fhir/StructureDefinition/geolocation
The absolute geographic location: The absolute geographic location of the Location, expressed using the WGS84 datum (This is the same co-ordinate system used in KML).
Use on data type: Address
... lattitude1..1decimalLongitude. The value domain and the interpretation are the same as for the text of the longitude element in KML (see notes below).
... longitude1..1decimalLatitude. The value domain and the interpretation are the same as for the text of the latitude element in KML (see notes below).

doco Documentation for this format

Full Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..1ExtensionURL = http://hl7.org/fhir/StructureDefinition/geolocation
The absolute geographic location: The absolute geographic location of the Location, expressed using the WGS84 datum (This is the same co-ordinate system used in KML).
Use on data type: Address
... extension 1..1ExtensionLongitude with WGS84 datum
.... extension 0..0
.... url 1..1uri"lattitude"
.... valueDecimal 1..1decimalValue of extension
... extension 1..1ExtensionLatitude with WGS84 datum
.... extension 0..0
.... url 1..1uri"longitude"
.... valueDecimal 1..1decimalValue of extension
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/geolocation"
... value[x] 0..0

doco Documentation for this format

XML Template

<!-- The absolute geographic location -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/geolocation" >
 <-- extension sliced by url  in the specified orderOpen-->
 <extension url="lattitude"> 1..1 Extension  <!-- 1..1 Longitude with WGS84 datum -->
  <valueDecimal value="[decimal]"/><!-- 1..1 Value of extension -->
 </extension>
 <extension url="longitude"> 1..1 Extension  <!-- 1..1 Latitude with WGS84 datum -->
  <valueDecimal value="[decimal]"/><!-- 1..1 Value of extension -->
 </extension>
</extension>

JSON Template

{ // The absolute geographic location
    "extension" : [ //  sliced by url  in the specified orderOpen
      { // Longitude with WGS84 datum // R! 
        // from Element: extension
        "url" : "lattitude", // R! 
        "valueDecimal" : <decimal> // R! Value of extension
      },
      { // Latitude with WGS84 datum // R! 
        // from Element: extension
        "url" : "longitude", // R! 
        "valueDecimal" : <decimal> // R! Value of extension
      }
    ],
    "url" : "http://hl7.org/fhir/StructureDefinition/geolocation", // R! 
// value[x]: Value of extension. One of these 38:
  }

 

Constraints

  • ele-1: All FHIR elements must have a @value or children (xpath: @value|f:*|h:div)
  • ext-1: Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]))