Release 4B Snapshot 3: Connectathon 32 Base

This page is part of the Snapshot #3 for FHIR Specification (v4.3.0: R4B - STU ). The current version which supercedes this version is 5.0.0 R5 , released to support Connectathon 32 . For a full list of available versions, see the Directory of published versions . Page versions: R4B R4

Extension: precondition Observation Precondition

Orders and Observations Work Group   Maturity Level : 1 Informative Trial Use Use Context : Any
Official URL for this extension: : http://hl7.org/fhir/StructureDefinition/observation-precondition Version : 5.0.0-snapshot3
draft as of 2015-03-02 Computable Name : ObsPrecondition
Flags : Non-Modifier OID : 2.16.840.1.113883.4.642.5.1470

Status: draft. Extension maintained by: Health Level Seven, Inc. - OO WG Context of Use : Use on Element ID Observation

Definition

Other preceding or concurrent observations that must be known to correctly interpret the the observation. For example example, an fiO2 measure taken alongside of a SpO2 measurement. See the Observation notes section for additional guidance.

Context of Use: Use on Element ID Observation

Extension Content

Summary

Name Flags Card. Type Description & Constraints doco
. . precondition ObsPrecondition 0..* Reference ( Observation ) URL = http://hl7.org/fhir/StructureDefinition/observation-precondition
precondition: ObsPrecondition: Other preceding or concurrent observations that must be known to correctly interpret the the observation. For example example, an fiO2 measure taken alongside of a SpO2 measurement. See the Observation notes section for additional guidance.


Use on Element ID Observation

doco Documentation for this format

Full Structure

Name Flags Card. Type Description & Constraints doco
. . extension 0..* Extension URL = http://hl7.org/fhir/StructureDefinition/observation-precondition
precondition: ObsPrecondition: Other preceding or concurrent observations that must be known to correctly interpret the the observation. For example example, an fiO2 measure taken alongside of a SpO2 measurement. See the Observation notes section for additional guidance.


Use on Element ID Observation
. . . extension 0..0
. . . url 1..1 uri "http://hl7.org/fhir/StructureDefinition/observation-precondition"
. . . value[x] 1..1 Reference ( Observation ) Value of extension

doco Documentation for this format

XML Template 

<!-- precondition -->

<!-- ObsPrecondition -->doco


<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/observation-precondition" >
  <!-- from Element: extension -->
 <</valueReference>

 <valueReference><!-- I 1..1 Reference(Observation) Value of extension --></valueReference>

</extension>

JSON Template 

{ // 

{ // ObsPrecondition

  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
  // extension: Extension: Prohibited
    "url" : "http://hl7.org/fhir/StructureDefinition/observation-precondition", // R! 
    "

    "valueReference" : { Reference(Observation) } // I R! Value of extension

  }

Summary

Name Flags Card. Type Description & Constraints doco
. . precondition ObsPrecondition 0..* Reference ( Observation ) URL = http://hl7.org/fhir/StructureDefinition/observation-precondition
precondition: ObsPrecondition: Other preceding or concurrent observations that must be known to correctly interpret the the observation. For example example, an fiO2 measure taken alongside of a SpO2 measurement. See the Observation notes section for additional guidance.


Use on Element ID Observation

doco Documentation for this format

Full Structure

Name Flags Card. Type Description & Constraints doco
. . extension 0..* Extension URL = http://hl7.org/fhir/StructureDefinition/observation-precondition
precondition: ObsPrecondition: Other preceding or concurrent observations that must be known to correctly interpret the the observation. For example example, an fiO2 measure taken alongside of a SpO2 measurement. See the Observation notes section for additional guidance.


Use on Element ID Observation
. . . extension 0..0
. . . url 1..1 uri "http://hl7.org/fhir/StructureDefinition/observation-precondition"
. . . value[x] 1..1 Reference ( Observation ) Value of extension

doco Documentation for this format

XML Template 

<!-- precondition -->

<!-- ObsPrecondition -->doco


<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/observation-precondition" >
  <!-- from Element: extension -->
 <</valueReference>

 <valueReference><!-- I 1..1 Reference(Observation) Value of extension --></valueReference>

</extension>

JSON Template 

{ // 

{ // ObsPrecondition

  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
  // extension: Extension: Prohibited
    "url" : "http://hl7.org/fhir/StructureDefinition/observation-precondition", // R! 
    "

    "valueReference" : { Reference(Observation) } // I R! Value of extension

  }

 

Constraints

  • ele-1 : All FHIR elements must have a @value or children unless an empty Parameters resource (xpath: @value|f:*|h:div|self::f:Parameters hasValue() or (children().count() > id.count()) )
  • ext-1 : Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]) extension.exists() != value.exists() )
  • ele-1 : On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: @value|f:*|h:div hasValue() or (children().count() > id.count()) )
  • ext-1 : On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]) extension.exists() != value.exists() )
  • ele-1 : On Extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.value[x]: @value|f:*|h:div hasValue() or (children().count() > id.count()) )

Search

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Examples of this extension

No examples found.