| Left: | US Core Laboratory Result Observation Profile (http://hl7.org/fhir/us/core/StructureDefinition/us-core-observation-lab) | 
| Right: | US Core Laboratory Result Observation Profile (http://hl7.org/fhir/us/core/StructureDefinition/us-core-observation-lab) | 
| Error | StructureDefinition.version | Values for version differ: '3.2.0' vs '4.0.0' | 
| Warning | Observation.value[x] | Elements differ in definition: 'The Laboratory result value. If a coded value, the valueCodeableConcept.code **SHOULD** be selected from [SNOMED CT]. If a numeric value, valueQuantity.code **SHALL** be selected from [UCUM]. A FHIR [UCUM Codes value set] that defines all UCUM codes is in the FHIR specification.' 'The Laboratory result value. If a coded value, the valueCodeableConcept.code **SHOULD** be selected from [SNOMED CT] if the concept exists. If a numeric value, valueQuantity.code **SHALL** be selected from [UCUM]. A FHIR [UCUM Codes value set] that defines all UCUM codes is in the FHIR specification.' | 
| Name | Value | Comments | |
|---|---|---|---|
|  abstract | false | ||
|  baseDefinition | http://hl7.org/fhir/StructureDefinition/Observation | ||
|  copyright | Used by permission of HL7 International, all rights reserved Creative Commons License | ||
|  date | 2020-06-27 | ||
|  description | Defines constraints and extensions on the Observation resource for the minimal set of data to query and retrieve laboratory test results | ||
|  experimental | false | ||
|  fhirVersion | 4.0.1 | ||
|  jurisdiction | |||
|   jurisdiction[0] | urn:iso:std:iso:3166#US | ||
|  kind | resource | ||
|  name | USCoreLaboratoryResultObservationProfile | ||
|  publisher | HL7 International - US Realm Steering Committee | ||
|  purpose | |||
|  status | active | ||
|  title | US Core Laboratory Result Observation Profile | ||
|  type | Observation | ||
|  url | http://hl7.org/fhir/us/core/StructureDefinition/us-core-observation-lab | ||
|  version | 3.2.0 | 4.0.0 | 
 | 
| Name | L Flags | L Card. | L Type | L Description & Constraints | R Flags | R Card. | L Type | L Description & Constraints | Comments  | 
|---|---|---|---|---|---|---|---|---|---|
|   Observation | I | I | |||||||
|    id | Σ | Σ | |||||||
|    meta | Σ | Σ | |||||||
|    implicitRules | ?!Σ | ?!Σ | |||||||
|    language | |||||||||
|    text | |||||||||
|    contained | |||||||||
|    extension | Extension | Extension | |||||||
|    modifierExtension | ?! | ?! | |||||||
|    identifier | Σ | Σ | |||||||
|    basedOn | Σ | Σ | |||||||
|    partOf | Σ | Σ | |||||||
|    status | ?!SΣ | ?!SΣ | |||||||
|    Slices for category | S | S | |||||||
|    code | SΣ | SΣ | |||||||
|    subject | SΣ | SΣ | |||||||
|    focus | Σ | Σ | |||||||
|    encounter | Σ | Σ | |||||||
|    effective[x] | SΣI | SΣI | |||||||
|    issued | Σ | Σ | |||||||
|    performer | Σ | Σ | |||||||
|    value[x] | SΣI | SΣI | 
 | ||||||
|    dataAbsentReason | SI | SI | |||||||
|    interpretation | |||||||||
|    note | |||||||||
|    bodySite | |||||||||
|    method | |||||||||
|    specimen | |||||||||
|    device | |||||||||
|    referenceRange | I | I | |||||||
|     id | |||||||||
|     extension | Extension | Extension | |||||||
|     modifierExtension | ?!Σ | ?!Σ | |||||||
|     low | I | I | |||||||
|     high | I | I | |||||||
|     type | |||||||||
|     appliesTo | |||||||||
|     age | |||||||||
|     text | |||||||||
|    hasMember | Σ | Σ | |||||||
|    derivedFrom | Σ | Σ | |||||||
|    component | Σ | Σ | |||||||
|     id | |||||||||
|     extension | Extension | Extension | |||||||
|     modifierExtension | ?!Σ | ?!Σ | |||||||
|     code | Σ | Σ | |||||||
|     value[x] | Σ | Σ | |||||||
|     dataAbsentReason | I | I | |||||||
|     interpretation | |||||||||
|     referenceRange | |||||||||
|  Documentation for this format | |||||||||