Extension-imagingstudy-radiationduration.xml Raw XML (

The length of time for radiation exposure

<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="imagingstudy-radiationDuration"/>
  <url value="http://hl7.org/fhir/StructureDefinition/imagingstudy-radiationDuration"/>
  <name value="The length of time for radiation exposure"/>
  <display value="radiationDuration"/>
  <status value="draft"/>
  <publisher value="Health Level Seven, Inc. - FHIR WG"/>
  <contact>
    <telecom>
      <system value="other"/>
      <value value="HL7"/>
    </telecom>
  </contact>
  <date value="2015-02-21"/>
  <description value="The duration of exposure to radiation for this study."/>
  
  
  

  <fhirVersion value="1.6.0"/>
  <mapping>
    <identity value="rim"/>
    <uri value="http://hl7.org/v3"/>
    <name value="RIM Mapping"/>
  </mapping>
  <kind value="complex-type"/>
  <abstract value="false"/>
  <contextType value="resource"/>
  <context value="ImagingStudy"/>
  

  <type value="Extension"/>
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension"/>
  <derivation value="constraint"/>
  <snapshot>
    

    <element id="Extension:thelengthoftimeforradiationexposure">
      <path value="Extension"/>
      <short value="The length of time for radiation exposure"/>
      <definition value="The duration of exposure to radiation for this study."/>
      <min value="0"/>
      <max value="1"/>
      <base>
        <path value="Extension"/>
        <min value="0"/>
        <max value="*"/>
      </base>
      
        
      

      <condition value="ele-1"/>
      <constraint>
        <key value="ele-1"/>
        <severity value="error"/>
        <human value="All FHIR elements must have a @value or children"/>
        <expression value="children().count() &gt; id.count()"/>
        <xpath value="@value|f:*|h:div"/>
      </constraint>
      <constraint>
        <key value="ext-1"/>
        <severity value="error"/>
        <human value="Must have either extensions or value[x], not both"/>
        <expression value="extension.exists() != value.exists()"/>
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"/>
      </constraint>
    </element>
    

    <element id="Extension:thelengthoftimeforradiationexposure.id">
      <path value="Extension.id"/>
      <representation value="xmlAttr"/>
      <short value="xml:id (or equivalent in JSON)"/>
      

      <definition value="unique id for the element within a resource (for internal references). This may be any
       string value that does not contain spaces."/>

      <min value="0"/>
      <max value="1"/>
      <base>
        

        <path value="Element.id"/>
        <min value="0"/>
        

        <max value="*"/>
      </base>
      <type>
        

        <code value="string"/>
      </type>
      <mapping>
        <identity value="rim"/>
        <map value="n/a"/>
      </mapping>
    </element>
    

    <element id="Extension:thelengthoftimeforradiationexposure.extension:extension">
      <path value="Extension.extension"/>
      <name value="extension"/>
      <short value="Extension"/>
      <definition value="An Extension"/>
      <min value="0"/>
      <max value="0"/>
      <base>
        

        <path value="Element.extension"/>
        <min value="0"/>
        <max value="*"/>
      </base>
      <type>
        <code value="Extension"/>
      </type>
    </element>
    

    <element id="Extension:thelengthoftimeforradiationexposure.url">
      <path value="Extension.url"/>
      <representation value="xmlAttr"/>
      <short value="identifies the meaning of the extension"/>
      <definition value="Source of the definition for the extension code - a logical name or a URL."/>
      <comments value="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 should be version specific.  This will ideally be the URI for the Resource
       Profile defining the extension, with the code for the extension after a #.

       The definition SHALL be a URI for the Structure Definition defining the extension."/>

      <min value="1"/>
      <max value="1"/>
      <base>
        <path value="Extension.url"/>
        <min value="1"/>
        <max value="1"/>
      </base>
      <type>
        <code value="uri"/>
      </type>
      <fixedUri value="http://hl7.org/fhir/StructureDefinition/imagingstudy-radiationDuration"/>
      <mapping>
        <identity value="rim"/>
        <map value="N/A"/>
      </mapping>
    </element>
    
      
      
      There SHALL be a code if there is a value and it SHALL be an expression of time.  If system
       is present, it SHALL be UCUM.
      The context of use may frequently define what kind of quantity this is and therefore what
       kind of units can be used. The context of use may also restrict the values for the comparator.

    <element id="Extension:thelengthoftimeforradiationexposure.valueDuration">
      <path value="Extension.valueDuration"/>
      <short value="Value of extension"/>
      <definition value="Value of extension - may be a resource or one of a constrained set of the data types (see
       Extensibility in the spec for list)."/>

      <min value="1"/>
      <max value="1"/>
      <base>
        <path value="Extension.value[x]"/>
        <min value="0"/>
        <max value="1"/>
      </base>
      <type>
        
        

        <code value="Duration"/>
      </type>
      
        
        
        
        
      
      
        
        
        There SHALL be a code if there is a value and it SHALL be an expression of time.  If system
         is present, it SHALL be UCUM.
        
      
      
      
        
        
      

      <mapping>
        <identity value="rim"/>
        

        <map value="N/A"/>
      </mapping>
    </element>
  </snapshot>
  <differential>
    

    <element id="Extension:thelengthoftimeforradiationexposure">
      <path value="Extension"/>
      <short value="The length of time for radiation exposure"/>
      <definition value="The duration of exposure to radiation for this study."/>
      <min value="0"/>
      <max value="1"/>
      
        
      

    </element>
    

    <element id="Extension:thelengthoftimeforradiationexposure.extension:extension">
      <path value="Extension.extension"/>
      <name value="extension"/>
      <max value="0"/>
    </element>
    

    <element id="Extension:thelengthoftimeforradiationexposure.url">
      <path value="Extension.url"/>
      <type>
        <code value="uri"/>
      </type>
      <fixedUri value="http://hl7.org/fhir/StructureDefinition/imagingstudy-radiationDuration"/>
    </element>
    

    <element id="Extension:thelengthoftimeforradiationexposure.value[x]">
      <path value="Extension.value[x]"/>
      <min value="1"/>
      <type>
        
        

        <code value="Duration"/>
      </type>
    </element>
  </differential>


</

StructureDefinition

>

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.
©
HL7.org
2011+.
FHIR
DSTU2
(v1.0.2-7202)
generated
on
Sat,
Oct
24,
2015
07:43+1100.
Links: