Release 4 5 Snapshot #1

This page is part of the FHIR Specification (v4.0.1: R4 - Mixed Normative and STU ) in it's permanent home (it will always be available at this URL). (v5.0.0-snapshot1: R5 Snapshot #1). 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: R5 R4B R4 R3 R2

10.3.12.28 10.3.13.28 StructureDefinition: LDLCholesterol Example Lipid Profile

Orders and Observations Work Group   Maturity Level : 1 0 Trial Use Use Context : Not yet ready for Production use

The official URL for this profile is: 

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

LDL Cholesterol Result

This profile was published on Sat, May 12, 2012 00:00+1000 Feb 21, 2015 00:00+1100 as a draft by Grahame Grieve. Health Level Seven, Inc. - FHIR WG.

10.3.12.28.1 10.3.13.28.1 Formal Views of Profile Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work .

This structure is derived from Observation .

Summary

Mandatory: 3 elements
Must-Support: 5 elements
Fixed Value: 1 element
Prohibited: 6 elements

This structure is derived from Observation .

Name Flags Card. Type Description & Constraints doco
. . Observation 1..1 Observation LDL Cholesterol Result
. . . code S 1..1 CodeableConcept LDL Cholesterol -measured or calculated per code
Binding: L d l codes LDLCodes ( required ) ): LDL Cholesterol codes - measured or calculated.

. . . valueQuantity S 0..1 Quantity LDL Cholesterol value
. . . interpretation S 0..1 CodeableConcept + | ++ | +++ | - | -- | ---
. . . referenceRange S 1..1 BackboneElement Provides guide for interpretation
. . . . low 0 .. 0
. . . . high 1..1 SimpleQuantity A fixed quantity (no comparator)
Fixed Value: As shown
. . . . . value 1..1 decimal Numerical value (with implicit precision)
Fixed Value: 3.0
. . . . type 0 .. 0
. . . . appliesTo 0 .. 0
. . . . age 0 .. 0
. . . hasMember 0 .. 0
. . . derivedFrom 0 .. 0

doco Documentation for this format
I I I I I I I I
Name Flags Card. Type Description & Constraints doco
. . Observation I 1..1 Observation LDL Cholesterol Result
. . . id Σ 0..1 string id Logical id of this artifact
. . . meta Σ I 0..1 Meta Metadata about the resource
. . . implicitRules ?! Σ I 0..1 uri A set of rules under which this content was created
. . . language I 0..1 code Language of the resource content
Binding: Common Languages ( preferred )
Max Binding: All Languages : IETF language tag

. . . text I 0..1 Narrative Text summary of the resource, for human interpretation
. . . contained 0..* Resource Contained, inline Resources
. . . extension I 0..* Extension Additional content defined by implementations
. . . modifierExtension ?! I 0..* Extension Extensions that cannot be ignored
. . . identifier Σ I 0..* Identifier Business Identifier for observation
. . . basedOn instantiates[x] Σ I 0..1 0..* canonical ( ObservationDefinition ), Reference ( ObservationDefinition ) Instantiates FHIR ObservationDefinition
... basedOn Σ 0..* Reference ( CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest ) Fulfills plan, proposal or order
. . . partOf Σ I 0..* Reference ( MedicationAdministration | MedicationDispense | MedicationStatement MedicationUsage | Procedure | Immunization | ImagingStudy ) Part of referenced event
. . . status ?! Σ I 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus ( required ) ): Codes providing the status of an observation.

. . . category 0..* CodeableConcept Classification of type of observation
Binding: Observation Category Codes ( preferred ) ): Codes for high level observation categories.


. . . code S Σ I 1..1 CodeableConcept LDL Cholesterol -measured or calculated per code
Binding: L d l codes LDLCodes ( required ) ): LDL Cholesterol codes - measured or calculated.

. . . subject Σ I 0..1 Reference ( Patient | Group | Device | Location | Organization | Procedure | Practitioner | Medication | Substance | BiologicallyDerivedProduct | NutritionProduct ) Who and/or what the observation is about
. . . focus Σ I 0..* Reference ( Resource ) What the observation is about, when it is not about the subject of record
. . . encounter Σ I 0..1 Reference ( Encounter ) Healthcare event during which this observation is made
. . . effective[x] Σ I 0..1 Clinically relevant time/time-period for observation
. . . . effectiveDateTime dateTime
. . . . effectivePeriod Period
. . . . effectiveTiming Timing
. . . . effectiveInstant instant
. . . issued Σ I 0..1 instant Date/Time this version was made available
. . . performer Σ I 0..* Reference ( Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson ) Who is responsible for the observation
. . . Slices for value[x] Σ I 0 .. 1 (Slice Definition) Quantity Actual result
Slice: Unordered, Closed by type:$this
. . . . value[x]:valueQuantity S Σ I 0..1 Quantity LDL Cholesterol value
. . . dataAbsentReason I 0..1 CodeableConcept Why the result is missing
Binding: DataAbsentReason ( extensible ): Codes specifying why the result ( Observation.value[x] ) is missing.

. . . interpretation S I 0..1 CodeableConcept + | ++ | +++ | - | -- | ---
Binding: Observation Interpretation Codes ( extensible ) ): Codes identifying interpretations of observations.


. . . note S I 0..* Annotation Comments about result
. . . bodySite 0..1 CodeableConcept Observed body part
Binding: SNOMED CT Body Structures ( example ) ): SNOMED CT Body site concepts

. . . method 0..1 CodeableConcept How it was done
Binding: Observation Methods ( example ) ): Methods for simple observations.

. . . specimen 0..1 Reference ( Specimen ) Specimen used for this observation
. . . device 0..1 Reference ( Device | DeviceMetric ) (Measurement) Device
. . . referenceRange S I 1..1 BackboneElement Provides guide for interpretation
. . . . id 0..1 string id Unique id for inter-element referencing
. . . . extension 0..* Extension Additional content defined by implementations
. . . . modifierExtension ?! Σ I 0..* Extension Extensions that cannot be ignored even if unrecognized
. . . . high I 1..1 SimpleQuantity A fixed quantity (no comparator)
Fixed Value: As shown
. . . . . id 0..0 string Unique id for inter-element referencing
. . . . . extension 0..0 Extension Additional content defined by implementations
. . . . . value 1..1 decimal Numerical value (with implicit precision)
Fixed Value: 3.0
. . . . . comparator 0..0 code < | <= | >= | > | ad - how to understand the value
. . . . . unit 0..0 string Unit representation
. . . . . system 0..0 uri System that defines coded unit form
. . . . . code 0..0 code Coded form of the unit
. . . . text 0..1 string Text based reference range in an observation
. . . component Σ I 0..* BackboneElement Component results
. . . . id 0..1 string id Unique id for inter-element referencing
. . . . extension 0..* Extension Additional content defined by implementations
. . . . modifierExtension ?! Σ I 0..* Extension Extensions that cannot be ignored even if unrecognized
. . . . code Σ I 1..1 CodeableConcept Type of component observation (code / type)
Binding: LOINC Codes ( example ) ): Codes identifying names of simple observations.

. . . . value[x] Σ I 0..1 Actual component result
..... valueQuantity 0..1 Actual component result Quantity
. . . . . valueQuantity valueCodeableConcept Quantity CodeableConcept
. . . . valueCodeableConcept . valueString CodeableConcept string
. . . . . valueString valueBoolean string boolean
. . . . . valueBoolean valueInteger boolean integer
. . . . valueInteger . valueRange integer Range
. . . . . valueRange valueRatio Range Ratio
. . . . . valueRatio valueSampledData Ratio SampledData
. . . . valueSampledData . valueTime SampledData time
. . . . . valueTime valueDateTime time dateTime
. . . . valueDateTime . valuePeriod dateTime Period
. . . . . valuePeriod valueAttachment Period Attachment
. . . . dataAbsentReason I 0..1 CodeableConcept Why the component result is missing
Binding: DataAbsentReason ( extensible ): Codes specifying why the result ( Observation.value[x] ) is missing.

. . . . interpretation I 0..* CodeableConcept High, low, normal, etc.
Binding: Observation Interpretation Codes ( extensible ) ): Codes identifying interpretations of observations.


. . . . referenceRange I 0..* See referenceRange (Observation) Unknown reference to #Observation.referenceRange Provides guide for interpretation of component result

doco Documentation for this format 
<!-- Example Lipid Profile -->doco

<Observation xmlns="http://hl7.org/fhir"
>
  <!-- from Element: extension -->
 <</id>

 <id value="[id]"/><!-- 0..1 Logical id of this artifact -->

 <meta><!-- ?? 0..1 Meta Metadata about the resource --></meta>
 <implicitRules value="[uri]"/><!-- ?? 0..1 A set of rules under which this content was created -->
 <language value="[code]"/><!-- ?? 0..1 Language of the resource content   -->
 <text><!-- ?? 0..1 Narrative 
     Text summary of the resource, for human interpretation --></text>
 <</contained>

 <contained><!-- 0..* Resource Contained, inline Resources --></contained>

 <modifierExtension><!-- ?? 0..* Extension  Extensions that cannot be ignored  --></modifierExtension>
 <identifier><!-- ?? 0..* Identifier 
     Business Identifier for observation --></identifier>
 <instantiates[x]><!-- ?? 0..1 canonical|Reference(ObservationDefinition) 
     Instantiates FHIR ObservationDefinition --></instantiates[x]>

 <basedOn><!-- ?? 0..* Reference(CarePlan) Fulfills plan, proposal or order --></basedOn>
 <partOf><!-- ?? 0..* Reference(MedicationAdministration) Part of referenced event --></partOf>
 <status value="[code]"/><!-- ?? 1..1 registered | preliminary | final | amended +   -->
 <category><!-- ?? 0..* CodeableConcept Classification of  type of observation   --></category>
 <</code>
 <

 <code><!-- ?? 1..1 CodeableConcept LDL Cholesterol -measured or calculated per code   --></code>
 <subject><!-- ?? 0..1 Reference(Patient) 

     Who and/or what the observation is about --></subject>
 <focus><!-- ?? 0..* Reference(Resource) 
     What the observation is about, when it is not about the subject of record --></focus>
 <encounter><!-- ?? 0..1 Reference(Encounter) 
     Healthcare event during which this observation is made --></encounter>
 <effective[x]><!-- ?? 0..1 dateTime|Period|Timing|instant 
     Clinically relevant time/time-period for observation --></effective[x]>
 <issued value="[instant]"/><!-- ?? 0..1 Date/Time this version was made available -->
 <performer><!-- ?? 0..* Reference(Practitioner) 
     Who is responsible for the observation --></performer>
 <-- valueQuantity sliced by type:$this  in the specified orderClosed-->
 <valueQuantity><!-- ?? 0..1 Quantity LDL Cholesterol value --></valueQuantity>
 <dataAbsentReason><!-- ?? 0..1 CodeableConcept Why the result is missing   --></dataAbsentReason>
 <interpretation><!-- ?? 0..1 CodeableConcept + | ++ | +++ | - | -- | ---   --></interpretation>
 <note><!-- ?? 0..* Annotation Comments about result --></note>
 <bodySite><!-- ?? 0..1 CodeableConcept Observed body part   --></bodySite>
 <method><!-- ?? 0..1 CodeableConcept How it was done   --></method>
 <specimen><!-- ?? 0..1 Reference(Specimen) Specimen used for this observation --></specimen>
 <device><!-- ?? 0..1 Reference(Device) (Measurement) Device --></device>
 <

 <referenceRange> ?? 1..1 BackboneElement  <!-- ?? 1..1 Provides guide for interpretation -->

  <modifierExtension><!-- ?? 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <low><!-- ?? 0..0 Quantity 
      Low Range, if relevant --></low>
  <high><!-- ?? 1..1 Quantity 
      A fixed quantity (no comparator) --></high>
  <type><!-- ?? 0..0 CodeableConcept Reference range qualifier   --></type>
  <appliesTo><!-- ?? 0..0 CodeableConcept Reference range population   --></appliesTo>
  <age><!-- ?? 0..0 Range 
      Applicable age range, if relevant --></age>
  <text value="[string]"/><!-- ?? 0..1 Text based reference range in an observation -->
 </referenceRange>
 <hasMember><!-- ?? 0..0 Reference(Observation) 
     Related resource that belongs to the Observation group --></hasMember>
 <derivedFrom><!-- ?? 0..0 Reference(DocumentReference) 
     Related measurements the observation is made from --></derivedFrom>
 <

 <component> ?? 0..* BackboneElement  <!-- ?? 0..* Component results -->

  <modifierExtension><!-- ?? 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <code><!-- ?? 1..1 CodeableConcept Type of component observation (code / type)   --></code>
  <value[x]><!-- ?? 0..1 Quantity|CodeableConcept|string|
    

    boolean|integer|Range|Ratio|SampledData|time|dateTime|Period|Attachment 
      Actual component result --></value[x]>
  <dataAbsentReason><!-- ?? 0..1 CodeableConcept Why the component result is missing   --></dataAbsentReason>
  <interpretation><!-- ?? 0..* CodeableConcept High, low, normal, etc.   --></interpretation>
  <</referenceRange>

  <referenceRange><!-- See http://hl7.org/fhir/StructureDefinition/Observation#Observation.referenceRange  Provides guide for interpretation of component result --></referenceRange>

 </component>
</Observation>

{ // Example Lipid Profile
  // from Element: extension
    "meta" : { Meta }, // C?Metadata about the resource
    "implicitRules" : "<uri>", // C?A set of rules under which this content was created
    "language" : "<code>", // C?Language of the resource content
    "text" : { Narrative }, // C?Text summary of the resource, for human interpretation
    "

    "contained" : [{ Resource }], //Contained, inline Resources

    "modifierExtension" : [{ Extension }], // C?Extensions that cannot be ignored
    "identifier" : [{ Identifier }], // C?Business Identifier for observation
// value[x]: Instantiates FHIR ObservationDefinition. One of these 2:
    "instantiatesCanonical" : "<canonical>", // C?Instantiates FHIR ObservationDefinition
    "instantiatesReference" : { Reference(ObservationDefinition) }, // C?Instantiates FHIR ObservationDefinition

    "basedOn" : [{ Reference(CarePlan) }], // C?Fulfills plan, proposal or order
    "partOf" : [{ Reference(MedicationAdministration) }], // C?Part of referenced event
    "status" : "<code>", // C? R! registered | preliminary | final | amended +
    "category" : [{ CodeableConcept }], // C?Classification of  type of observation
    "
    "

    "code" : { CodeableConcept }, // C? R! LDL Cholesterol -measured or calculated per code
    "subject" : { Reference(Patient) }, // C?Who and/or what the observation is about

    "focus" : [{ Reference(Resource) }], // C?What the observation is about, when it is not about the subject of record
    "encounter" : { Reference(Encounter) }, // C?Healthcare event during which this observation is made
// value[x]: Clinically relevant time/time-period for observation. One of these 4:
    "effectiveDateTime" : "<dateTime>", // C?Clinically relevant time/time-period for observation
    "effectivePeriod" : { Period }, // C?Clinically relevant time/time-period for observation
    "effectiveTiming" : { Timing }, // C?Clinically relevant time/time-period for observation
    "effectiveInstant" : "<instant>", // C?Clinically relevant time/time-period for observation
    "issued" : "<instant>", // C?Date/Time this version was made available
    "performer" : [{ Reference(Practitioner) }], // C?Who is responsible for the observation
    "valueQuantity" : [ //  sliced by type:$this  in the specified order, Closed 
      { // LDL Cholesterol value // C?
        // from Element: extension
      }
    ],
    "dataAbsentReason" : { CodeableConcept }, // C?Why the result is missing
    "interpretation" : { CodeableConcept }, // C?+ | ++ | +++ | - | -- | ---
    "note" : [{ Annotation }], // C?Comments about result
    "bodySite" : { CodeableConcept }, // C?Observed body part
    "method" : { CodeableConcept }, // C?How it was done
    "specimen" : { Reference(Specimen) }, // C?Specimen used for this observation
    "device" : { Reference(Device) }, // C?(Measurement) Device
    "
    "

    "referenceRange" : { BackboneElement } // C? R! Provides guide for interpretation
    "component" : [{ BackboneElement }], // C?Component results

  }

This structure is derived from Observation .

Summary

Mandatory: 3 elements
Must-Support: 5 elements
Fixed Value: 1 element
Prohibited: 6 elements

Differential View

This structure is derived from Observation .

Name Flags Card. Type Description & Constraints doco
. . Observation 1..1 Observation LDL Cholesterol Result
. . . code S 1..1 CodeableConcept LDL Cholesterol -measured or calculated per code
Binding: L d l codes LDLCodes ( required ) ): LDL Cholesterol codes - measured or calculated.

. . . valueQuantity S 0..1 Quantity LDL Cholesterol value
. . . interpretation S 0..1 CodeableConcept + | ++ | +++ | - | -- | ---
. . . referenceRange S 1..1 BackboneElement Provides guide for interpretation
. . . . low 0 .. 0
. . . . high 1..1 SimpleQuantity A fixed quantity (no comparator)
Fixed Value: As shown
. . . . . value 1..1 decimal Numerical value (with implicit precision)
Fixed Value: 3.0
. . . . type 0 .. 0
. . . . appliesTo 0 .. 0
. . . . age 0 .. 0
. . . hasMember 0 .. 0
. . . derivedFrom 0 .. 0

doco Documentation for this format

Snapshot View

I I I I I I I I
Name Flags Card. Type Description & Constraints doco
. . Observation I 1..1 Observation LDL Cholesterol Result
. . . id Σ 0..1 string id Logical id of this artifact
. . . meta Σ I 0..1 Meta Metadata about the resource
. . . implicitRules ?! Σ I 0..1 uri A set of rules under which this content was created
. . . language I 0..1 code Language of the resource content
Binding: Common Languages ( preferred )
Max Binding: All Languages : IETF language tag

. . . text I 0..1 Narrative Text summary of the resource, for human interpretation
. . . contained 0..* Resource Contained, inline Resources
. . . extension I 0..* Extension Additional content defined by implementations
. . . modifierExtension ?! I 0..* Extension Extensions that cannot be ignored
. . . identifier Σ I 0..* Identifier Business Identifier for observation
. . . basedOn instantiates[x] Σ I 0..1 0..* canonical ( ObservationDefinition ), Reference ( ObservationDefinition ) Instantiates FHIR ObservationDefinition
... basedOn Σ 0..* Reference ( CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest ) Fulfills plan, proposal or order
. . . partOf Σ I 0..* Reference ( MedicationAdministration | MedicationDispense | MedicationStatement MedicationUsage | Procedure | Immunization | ImagingStudy ) Part of referenced event
. . . status ?! Σ I 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus ( required ) ): Codes providing the status of an observation.

. . . category 0..* CodeableConcept Classification of type of observation
Binding: Observation Category Codes ( preferred ) ): Codes for high level observation categories.


. . . code S Σ I 1..1 CodeableConcept LDL Cholesterol -measured or calculated per code
Binding: L d l codes LDLCodes ( required ) ): LDL Cholesterol codes - measured or calculated.

. . . subject Σ I 0..1 Reference ( Patient | Group | Device | Location | Organization | Procedure | Practitioner | Medication | Substance | BiologicallyDerivedProduct | NutritionProduct ) Who and/or what the observation is about
. . . focus Σ I 0..* Reference ( Resource ) What the observation is about, when it is not about the subject of record
. . . encounter Σ I 0..1 Reference ( Encounter ) Healthcare event during which this observation is made
. . . effective[x] Σ I 0..1 Clinically relevant time/time-period for observation
. . . . effectiveDateTime dateTime
. . . . effectivePeriod Period
. . . . effectiveTiming Timing
. . . . effectiveInstant instant
. . . issued Σ I 0..1 instant Date/Time this version was made available
. . . performer Σ I 0..* Reference ( Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson ) Who is responsible for the observation
. . . Slices for value[x] Σ I 0 .. 1 (Slice Definition) Quantity Actual result
Slice: Unordered, Closed by type:$this
. . . . value[x]:valueQuantity S Σ I 0..1 Quantity LDL Cholesterol value
. . . dataAbsentReason I 0..1 CodeableConcept Why the result is missing
Binding: DataAbsentReason ( extensible ): Codes specifying why the result ( Observation.value[x] ) is missing.

. . . interpretation S I 0..1 CodeableConcept + | ++ | +++ | - | -- | ---
Binding: Observation Interpretation Codes ( extensible ) ): Codes identifying interpretations of observations.


. . . note S I 0..* Annotation Comments about result
. . . bodySite 0..1 CodeableConcept Observed body part
Binding: SNOMED CT Body Structures ( example ) ): SNOMED CT Body site concepts

. . . method 0..1 CodeableConcept How it was done
Binding: Observation Methods ( example ) ): Methods for simple observations.

. . . specimen 0..1 Reference ( Specimen ) Specimen used for this observation
. . . device 0..1 Reference ( Device | DeviceMetric ) (Measurement) Device
. . . referenceRange S I 1..1 BackboneElement Provides guide for interpretation
. . . . id 0..1 string id Unique id for inter-element referencing
. . . . extension 0..* Extension Additional content defined by implementations
. . . . modifierExtension ?! Σ I 0..* Extension Extensions that cannot be ignored even if unrecognized
. . . . high I 1..1 SimpleQuantity A fixed quantity (no comparator)
Fixed Value: As shown
. . . . . id 0..0 string Unique id for inter-element referencing
. . . . . extension 0..0 Extension Additional content defined by implementations
. . . . . value 1..1 decimal Numerical value (with implicit precision)
Fixed Value: 3.0
. . . . . comparator 0..0 code < | <= | >= | > | ad - how to understand the value
. . . . . unit 0..0 string Unit representation
. . . . . system 0..0 uri System that defines coded unit form
. . . . . code 0..0 code Coded form of the unit
. . . . text 0..1 string Text based reference range in an observation
. . . component Σ I 0..* BackboneElement Component results
. . . . id 0..1 string id Unique id for inter-element referencing
. . . . extension 0..* Extension Additional content defined by implementations
. . . . modifierExtension ?! Σ I 0..* Extension Extensions that cannot be ignored even if unrecognized
. . . . code Σ I 1..1 CodeableConcept Type of component observation (code / type)
Binding: LOINC Codes ( example ) ): Codes identifying names of simple observations.

. . . . value[x] Σ I 0..1 Actual component result
..... valueQuantity 0..1 Actual component result Quantity
. . . . . valueQuantity valueCodeableConcept Quantity CodeableConcept
. . . . valueCodeableConcept . valueString CodeableConcept string
. . . . . valueString valueBoolean string boolean
. . . . . valueBoolean valueInteger boolean integer
. . . . valueInteger . valueRange integer Range
. . . . . valueRange valueRatio Range Ratio
. . . . . valueRatio valueSampledData Ratio SampledData
. . . . valueSampledData . valueTime SampledData time
. . . . . valueTime valueDateTime time dateTime
. . . . valueDateTime . valuePeriod dateTime Period
. . . . . valuePeriod valueAttachment Period Attachment
. . . . dataAbsentReason I 0..1 CodeableConcept Why the component result is missing
Binding: DataAbsentReason ( extensible ): Codes specifying why the result ( Observation.value[x] ) is missing.

. . . . interpretation I 0..* CodeableConcept High, low, normal, etc.
Binding: Observation Interpretation Codes ( extensible ) ): Codes identifying interpretations of observations.


. . . . referenceRange I 0..* See referenceRange (Observation) Unknown reference to #Observation.referenceRange Provides guide for interpretation of component result

doco Documentation for this format

XML Template 

<!-- Example Lipid Profile -->doco

<Observation xmlns="http://hl7.org/fhir"
>
  <!-- from Element: extension -->
 <</id>

 <id value="[id]"/><!-- 0..1 Logical id of this artifact -->

 <meta><!-- ?? 0..1 Meta Metadata about the resource --></meta>
 <implicitRules value="[uri]"/><!-- ?? 0..1 A set of rules under which this content was created -->
 <language value="[code]"/><!-- ?? 0..1 Language of the resource content   -->
 <text><!-- ?? 0..1 Narrative 
     Text summary of the resource, for human interpretation --></text>
 <</contained>

 <contained><!-- 0..* Resource Contained, inline Resources --></contained>

 <modifierExtension><!-- ?? 0..* Extension  Extensions that cannot be ignored  --></modifierExtension>
 <identifier><!-- ?? 0..* Identifier 
     Business Identifier for observation --></identifier>
 <instantiates[x]><!-- ?? 0..1 canonical|Reference(ObservationDefinition) 
     Instantiates FHIR ObservationDefinition --></instantiates[x]>

 <basedOn><!-- ?? 0..* Reference(CarePlan) Fulfills plan, proposal or order --></basedOn>
 <partOf><!-- ?? 0..* Reference(MedicationAdministration) Part of referenced event --></partOf>
 <status value="[code]"/><!-- ?? 1..1 registered | preliminary | final | amended +   -->
 <category><!-- ?? 0..* CodeableConcept Classification of  type of observation   --></category>
 <</code>
 <

 <code><!-- ?? 1..1 CodeableConcept LDL Cholesterol -measured or calculated per code   --></code>
 <subject><!-- ?? 0..1 Reference(Patient) 

     Who and/or what the observation is about --></subject>
 <focus><!-- ?? 0..* Reference(Resource) 
     What the observation is about, when it is not about the subject of record --></focus>
 <encounter><!-- ?? 0..1 Reference(Encounter) 
     Healthcare event during which this observation is made --></encounter>
 <effective[x]><!-- ?? 0..1 dateTime|Period|Timing|instant 
     Clinically relevant time/time-period for observation --></effective[x]>
 <issued value="[instant]"/><!-- ?? 0..1 Date/Time this version was made available -->
 <performer><!-- ?? 0..* Reference(Practitioner) 
     Who is responsible for the observation --></performer>
 <-- valueQuantity sliced by type:$this  in the specified orderClosed-->
 <valueQuantity><!-- ?? 0..1 Quantity LDL Cholesterol value --></valueQuantity>
 <dataAbsentReason><!-- ?? 0..1 CodeableConcept Why the result is missing   --></dataAbsentReason>
 <interpretation><!-- ?? 0..1 CodeableConcept + | ++ | +++ | - | -- | ---   --></interpretation>
 <note><!-- ?? 0..* Annotation Comments about result --></note>
 <bodySite><!-- ?? 0..1 CodeableConcept Observed body part   --></bodySite>
 <method><!-- ?? 0..1 CodeableConcept How it was done   --></method>
 <specimen><!-- ?? 0..1 Reference(Specimen) Specimen used for this observation --></specimen>
 <device><!-- ?? 0..1 Reference(Device) (Measurement) Device --></device>
 <

 <referenceRange> ?? 1..1 BackboneElement  <!-- ?? 1..1 Provides guide for interpretation -->

  <modifierExtension><!-- ?? 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <low><!-- ?? 0..0 Quantity 
      Low Range, if relevant --></low>
  <high><!-- ?? 1..1 Quantity 
      A fixed quantity (no comparator) --></high>
  <type><!-- ?? 0..0 CodeableConcept Reference range qualifier   --></type>
  <appliesTo><!-- ?? 0..0 CodeableConcept Reference range population   --></appliesTo>
  <age><!-- ?? 0..0 Range 
      Applicable age range, if relevant --></age>
  <text value="[string]"/><!-- ?? 0..1 Text based reference range in an observation -->
 </referenceRange>
 <hasMember><!-- ?? 0..0 Reference(Observation) 
     Related resource that belongs to the Observation group --></hasMember>
 <derivedFrom><!-- ?? 0..0 Reference(DocumentReference) 
     Related measurements the observation is made from --></derivedFrom>
 <

 <component> ?? 0..* BackboneElement  <!-- ?? 0..* Component results -->

  <modifierExtension><!-- ?? 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <code><!-- ?? 1..1 CodeableConcept Type of component observation (code / type)   --></code>
  <value[x]><!-- ?? 0..1 Quantity|CodeableConcept|string|
    

    boolean|integer|Range|Ratio|SampledData|time|dateTime|Period|Attachment 
      Actual component result --></value[x]>
  <dataAbsentReason><!-- ?? 0..1 CodeableConcept Why the component result is missing   --></dataAbsentReason>
  <interpretation><!-- ?? 0..* CodeableConcept High, low, normal, etc.   --></interpretation>
  <</referenceRange>

  <referenceRange><!-- See http://hl7.org/fhir/StructureDefinition/Observation#Observation.referenceRange  Provides guide for interpretation of component result --></referenceRange>

 </component>
</Observation>

JSON Template 

{ // Example Lipid Profile
  // from Element: extension
    "meta" : { Meta }, // C?Metadata about the resource
    "implicitRules" : "<uri>", // C?A set of rules under which this content was created
    "language" : "<code>", // C?Language of the resource content
    "text" : { Narrative }, // C?Text summary of the resource, for human interpretation
    "

    "contained" : [{ Resource }], //Contained, inline Resources

    "modifierExtension" : [{ Extension }], // C?Extensions that cannot be ignored
    "identifier" : [{ Identifier }], // C?Business Identifier for observation
// value[x]: Instantiates FHIR ObservationDefinition. One of these 2:
    "instantiatesCanonical" : "<canonical>", // C?Instantiates FHIR ObservationDefinition
    "instantiatesReference" : { Reference(ObservationDefinition) }, // C?Instantiates FHIR ObservationDefinition

    "basedOn" : [{ Reference(CarePlan) }], // C?Fulfills plan, proposal or order
    "partOf" : [{ Reference(MedicationAdministration) }], // C?Part of referenced event
    "status" : "<code>", // C? R! registered | preliminary | final | amended +
    "category" : [{ CodeableConcept }], // C?Classification of  type of observation
    "
    "

    "code" : { CodeableConcept }, // C? R! LDL Cholesterol -measured or calculated per code
    "subject" : { Reference(Patient) }, // C?Who and/or what the observation is about

    "focus" : [{ Reference(Resource) }], // C?What the observation is about, when it is not about the subject of record
    "encounter" : { Reference(Encounter) }, // C?Healthcare event during which this observation is made
// value[x]: Clinically relevant time/time-period for observation. One of these 4:
    "effectiveDateTime" : "<dateTime>", // C?Clinically relevant time/time-period for observation
    "effectivePeriod" : { Period }, // C?Clinically relevant time/time-period for observation
    "effectiveTiming" : { Timing }, // C?Clinically relevant time/time-period for observation
    "effectiveInstant" : "<instant>", // C?Clinically relevant time/time-period for observation
    "issued" : "<instant>", // C?Date/Time this version was made available
    "performer" : [{ Reference(Practitioner) }], // C?Who is responsible for the observation
    "valueQuantity" : [ //  sliced by type:$this  in the specified order, Closed 
      { // LDL Cholesterol value // C?
        // from Element: extension
      }
    ],
    "dataAbsentReason" : { CodeableConcept }, // C?Why the result is missing
    "interpretation" : { CodeableConcept }, // C?+ | ++ | +++ | - | -- | ---
    "note" : [{ Annotation }], // C?Comments about result
    "bodySite" : { CodeableConcept }, // C?Observed body part
    "method" : { CodeableConcept }, // C?How it was done
    "specimen" : { Reference(Specimen) }, // C?Specimen used for this observation
    "device" : { Reference(Device) }, // C?(Measurement) Device
    "
    "

    "referenceRange" : { BackboneElement } // C? R! Provides guide for interpretation
    "component" : [{ BackboneElement }], // C?Component results

  }

 

Alternate definitions: Master Definition ( XML , JSON ), Schematron

10.3.12.28.2 10.3.13.28.2 Terminology Bindings

Path Name Conformance ValueSet
Observation.language Common Languages preferred Common Languages
Observation.status ObservationStatus required ObservationStatus
Observation.category Observation Category Codes preferred Observation Category Codes
Observation.code L d l codes LDLCodes required L d l codes LDLCodes
Observation.dataAbsentReason DataAbsentReason extensible DataAbsentReason
Observation.interpretation Observation Interpretation Codes extensible Observation Interpretation Codes
Observation.bodySite SNOMED CT Body Structures example SNOMED CT Body Structures
Observation.method Observation Methods example Observation Methods
Observation.component.code LOINC Codes example LOINC Codes
Observation.component.dataAbsentReason DataAbsentReason extensible DataAbsentReason
Observation.component.interpretation Observation Interpretation Codes extensible Observation Interpretation Codes
.