EHDS Logical Information Models
0.2.1 - qa-preview

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.2.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/costateixeira/xt-ehr-common/ and changes regularly. See the Directory of published versions

## Logical Model: Laboratory observation model

Official URL: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLaboratoryObservation | Version: 0.2.1
Draft as of 2025-12-03 | Computable Name: EHDSLaboratoryObservation

EHDS refined base model for Observation performed by laboratory

Usages:

- Use this Logical Model: Discharge Report model, Laboratory observation model, Laboratory report model, Observation model and Patient summary model

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

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

- Key Elements Table
- Differential Table
- Snapshot Table
- Statistics/References
- All

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSLaboratoryObservation |  | 0..* | EHDSObservation | Laboratory observation model Elements defined in Ancestors:header, observationDate[x], code, resultDescription, result, anatomicLocation, specimen, method, performer[x], referenceRange, interpretation, component, originalName, order, dataAbsentReason, derivedFrom[x], triggeredBy[x], hasMember[x] Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Common header for all patient-related data
subject |  | 1..1 | EHDSPatient | Patient who is receiving health care. This patient might be different from the direct subject of the observation.
identifier |  | 0..* | Identifier | Business identifier for the object
authorship |  | 1..* | Base | Resource authoring details
author[x] |  | 1..1 |  | Author(s) by whom the resource was/were authored. Multiple authors could be provided.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
datetime |  | 1..1 | dateTime | Date and time of authoring/issuing
lastUpdate |  | 0..1 | dateTime | Date and time of the last update to the resource (may be used for technical corrections).
status |  | 1..1 | CodeableConcept | Status of the resource or document Binding Description: (preferred): HL7 Observation status
statusReason[x] |  | 0..1 |  | Reason for the current status of the resource.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
observationDate[x] |  | 1..1 |  | Clinically relevant time or time period for the observation
observationDateDateTime |  |  | dateTime |
observationDatePeriod |  |  | Period |
code |  | 1..1 | CodeableConcept | Observation code Binding Description: (preferred): LOINC, NPU
resultDescription |  | 0..1 | string | Comments and narrative representation of the observation result and findings.
result |  | 0..1 | Base | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation.
value[x] |  | 1..1 |  | Observation result value according to the type of observation Binding Description: (preferred): UCUM for units, SNOMED CT for coded results
valueString |  |  | string |
valueQuantity |  |  | Quantity |
valueRange |  |  | Range |
valueCodeableConcept |  |  | CodeableConcept |
anatomicLocation |  | 0..1 | EHDSBodyStructure | Anatomic location and laterality where the observation was performed.
specimen |  | 0..* | EHDSSpecimenCore | Specimen information
method |  | 0..1 | CodeableConcept | Observation method Binding Description: (preferred): SNOMED CT
performer[x] |  | 0..1 |  | Performer of the observation. Some test could be performed by the patient himself or by a care giver. Those are in the scope of this deliverable under specified conditions.
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
referenceRange |  | 0..* | Base | Reference range, multiple reference ranges of different types culd by provided. Provides guide for interpretation of result.
interpretation |  | 0..* | CodeableConcept | Information about reference intervals and result interpretation. Binding Description: (preferred): SNOMED CT, HL7 ObservationInterpretation
component |  | 0..* | Base | Component in case the observation consists of multiple sub-observations (e.g. blood pressure).
code |  | 1..1 | CodeableConcept | Code representing the observation using the agreed code systems. Binding Description: (preferred): LOINC, NPU, SNOMED CT
result |  | 0..1 | Base | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation.
value[x] |  | 1..1 |  | Observation result value according to the type of observation
valueString |  |  | string |
valueQuantity |  |  | Quantity |
valueRange |  |  | Range |
valueCodeableConcept |  |  | CodeableConcept |
uncertainty |  | 0..1 | Base | Measurement uncertainty type and interval if needed.
referenceRange |  | 0..* | Base | Reference range, multiple reference ranges of different types culd by provided. Provides guide for interpretation of result.
interpretation |  | 0..* | CodeableConcept | Information about reference intervals and result interpretation. Binding Description: (preferred): SNOMED CT, HL7 ObservationInterpretation
dataAbsentReason |  | 0..1 | CodeableConcept | Provides a reason why the expected value in the element Observation.value[x] is missing. Binding Description: (preferred): HL7 Data absent reason
originalName |  | 0..1 | string | Original (conventional) name of the observation
order |  | 0..1 | EHDSServiceRequest | Identifies order and order placer this observation belongs to
dataAbsentReason |  | 0..1 | CodeableConcept | Provides a reason why the expected value in the element Observation.value[x] is missing. Binding Description: (preferred): HL7 Data absent reason
derivedFrom[x] |  | 0..* |  | Reference to the related resource from which the observation has been made. For example, a calculated anion gap or a fetal measurement based on an ultrasound image.
derivedFromEHDSObservation |  |  | EHDSObservation |
derivedFromEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
derivedFromEHDSImagingStudy |  |  | EHDSImagingStudy |
triggeredBy[x] |  | 0..* |  | References to the observation(s) that triggered the performance of this observation.
triggeredByEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
triggeredByEHDSObservation |  |  | EHDSObservation |
hasMember[x] |  | 0..* |  | This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group.
hasMemberEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
hasMemberEHDSObservation |  |  | EHDSObservation |
testKit |  | 0..1 | EHDSDevice | Laboratory test kit used during measurement.
calibrator |  | 0..1 | Identifier | Information about which end-user calibrator the laboratory used for the measurement to indicate the metrological traceability chain.
accreditationStatus |  | 0..1 | boolean | Accreditation status of the laboratory for the observation.
previousResults |  | 0..* | EHDSLaboratoryObservation | Previous results of the same observation
pointOfCareTest |  | 0..1 | boolean | Examination performed near or at the site of a patient.
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSLaboratoryObservation.​header.status | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​header.language | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​code | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​result.value[x] | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​method | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​interpretation | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.code | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.interpretation | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.dataAbsentReason | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​dataAbsentReason | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSObservation

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSLaboratoryObservation |  | 0..* | EHDSObservation | Laboratory observation model Elements defined in Ancestors:header, observationDate[x], code, resultDescription, result, anatomicLocation, specimen, method, performer[x], referenceRange, interpretation, component, originalName, order, dataAbsentReason, derivedFrom[x], triggeredBy[x], hasMember[x] Instances of this logical model can be the target of a Reference
code |  | 1..1 | CodeableConcept | Observation code Binding Description: (preferred): LOINC, NPU
testKit |  | 0..1 | EHDSDevice | Laboratory test kit used during measurement.
calibrator |  | 0..1 | Identifier | Information about which end-user calibrator the laboratory used for the measurement to indicate the metrological traceability chain.
accreditationStatus |  | 0..1 | boolean | Accreditation status of the laboratory for the observation.
previousResults |  | 0..* | EHDSLaboratoryObservation | Previous results of the same observation
pointOfCareTest |  | 0..1 | boolean | Examination performed near or at the site of a patient.
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSLaboratoryObservation.​code | Base | preferred |  | Not State | Unknown

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSLaboratoryObservation |  | 0..* | EHDSObservation | Laboratory observation model Elements defined in Ancestors:header, observationDate[x], code, resultDescription, result, anatomicLocation, specimen, method, performer[x], referenceRange, interpretation, component, originalName, order, dataAbsentReason, derivedFrom[x], triggeredBy[x], hasMember[x] Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Common header for all patient-related data
subject |  | 1..1 | EHDSPatient | Patient who is receiving health care. This patient might be different from the direct subject of the observation.
identifier |  | 0..* | Identifier | Business identifier for the object
authorship |  | 1..* | Base | Resource authoring details
author[x] |  | 1..1 |  | Author(s) by whom the resource was/were authored. Multiple authors could be provided.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
datetime |  | 1..1 | dateTime | Date and time of authoring/issuing
lastUpdate |  | 0..1 | dateTime | Date and time of the last update to the resource (may be used for technical corrections).
status |  | 1..1 | CodeableConcept | Status of the resource or document Binding Description: (preferred): HL7 Observation status
statusReason[x] |  | 0..1 |  | Reason for the current status of the resource.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
observationDate[x] |  | 1..1 |  | Clinically relevant time or time period for the observation
observationDateDateTime |  |  | dateTime |
observationDatePeriod |  |  | Period |
code |  | 1..1 | CodeableConcept | Observation code Binding Description: (preferred): LOINC, NPU
resultDescription |  | 0..1 | string | Comments and narrative representation of the observation result and findings.
result |  | 0..1 | Base | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation.
value[x] |  | 1..1 |  | Observation result value according to the type of observation Binding Description: (preferred): UCUM for units, SNOMED CT for coded results
valueString |  |  | string |
valueQuantity |  |  | Quantity |
valueRange |  |  | Range |
valueCodeableConcept |  |  | CodeableConcept |
anatomicLocation |  | 0..1 | EHDSBodyStructure | Anatomic location and laterality where the observation was performed.
specimen |  | 0..* | EHDSSpecimenCore | Specimen information
method |  | 0..1 | CodeableConcept | Observation method Binding Description: (preferred): SNOMED CT
performer[x] |  | 0..1 |  | Performer of the observation. Some test could be performed by the patient himself or by a care giver. Those are in the scope of this deliverable under specified conditions.
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
referenceRange |  | 0..* | Base | Reference range, multiple reference ranges of different types culd by provided. Provides guide for interpretation of result.
interpretation |  | 0..* | CodeableConcept | Information about reference intervals and result interpretation. Binding Description: (preferred): SNOMED CT, HL7 ObservationInterpretation
component |  | 0..* | Base | Component in case the observation consists of multiple sub-observations (e.g. blood pressure).
code |  | 1..1 | CodeableConcept | Code representing the observation using the agreed code systems. Binding Description: (preferred): LOINC, NPU, SNOMED CT
result |  | 0..1 | Base | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation.
value[x] |  | 1..1 |  | Observation result value according to the type of observation
valueString |  |  | string |
valueQuantity |  |  | Quantity |
valueRange |  |  | Range |
valueCodeableConcept |  |  | CodeableConcept |
uncertainty |  | 0..1 | Base | Measurement uncertainty type and interval if needed.
referenceRange |  | 0..* | Base | Reference range, multiple reference ranges of different types culd by provided. Provides guide for interpretation of result.
interpretation |  | 0..* | CodeableConcept | Information about reference intervals and result interpretation. Binding Description: (preferred): SNOMED CT, HL7 ObservationInterpretation
dataAbsentReason |  | 0..1 | CodeableConcept | Provides a reason why the expected value in the element Observation.value[x] is missing. Binding Description: (preferred): HL7 Data absent reason
originalName |  | 0..1 | string | Original (conventional) name of the observation
order |  | 0..1 | EHDSServiceRequest | Identifies order and order placer this observation belongs to
dataAbsentReason |  | 0..1 | CodeableConcept | Provides a reason why the expected value in the element Observation.value[x] is missing. Binding Description: (preferred): HL7 Data absent reason
derivedFrom[x] |  | 0..* |  | Reference to the related resource from which the observation has been made. For example, a calculated anion gap or a fetal measurement based on an ultrasound image.
derivedFromEHDSObservation |  |  | EHDSObservation |
derivedFromEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
derivedFromEHDSImagingStudy |  |  | EHDSImagingStudy |
triggeredBy[x] |  | 0..* |  | References to the observation(s) that triggered the performance of this observation.
triggeredByEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
triggeredByEHDSObservation |  |  | EHDSObservation |
hasMember[x] |  | 0..* |  | This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group.
hasMemberEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
hasMemberEHDSObservation |  |  | EHDSObservation |
testKit |  | 0..1 | EHDSDevice | Laboratory test kit used during measurement.
calibrator |  | 0..1 | Identifier | Information about which end-user calibrator the laboratory used for the measurement to indicate the metrological traceability chain.
accreditationStatus |  | 0..1 | boolean | Accreditation status of the laboratory for the observation.
previousResults |  | 0..* | EHDSLaboratoryObservation | Previous results of the same observation
pointOfCareTest |  | 0..1 | boolean | Examination performed near or at the site of a patient.
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSLaboratoryObservation.​header.status | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​header.language | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​code | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​result.value[x] | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​method | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​interpretation | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.code | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.interpretation | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.dataAbsentReason | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​dataAbsentReason | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSObservation

Summary

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSLaboratoryObservation |  | 0..* | EHDSObservation | Laboratory observation model Elements defined in Ancestors:header, observationDate[x], code, resultDescription, result, anatomicLocation, specimen, method, performer[x], referenceRange, interpretation, component, originalName, order, dataAbsentReason, derivedFrom[x], triggeredBy[x], hasMember[x] Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Common header for all patient-related data
subject |  | 1..1 | EHDSPatient | Patient who is receiving health care. This patient might be different from the direct subject of the observation.
identifier |  | 0..* | Identifier | Business identifier for the object
authorship |  | 1..* | Base | Resource authoring details
author[x] |  | 1..1 |  | Author(s) by whom the resource was/were authored. Multiple authors could be provided.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
datetime |  | 1..1 | dateTime | Date and time of authoring/issuing
lastUpdate |  | 0..1 | dateTime | Date and time of the last update to the resource (may be used for technical corrections).
status |  | 1..1 | CodeableConcept | Status of the resource or document Binding Description: (preferred): HL7 Observation status
statusReason[x] |  | 0..1 |  | Reason for the current status of the resource.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
observationDate[x] |  | 1..1 |  | Clinically relevant time or time period for the observation
observationDateDateTime |  |  | dateTime |
observationDatePeriod |  |  | Period |
code |  | 1..1 | CodeableConcept | Observation code Binding Description: (preferred): LOINC, NPU
resultDescription |  | 0..1 | string | Comments and narrative representation of the observation result and findings.
result |  | 0..1 | Base | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation.
value[x] |  | 1..1 |  | Observation result value according to the type of observation Binding Description: (preferred): UCUM for units, SNOMED CT for coded results
valueString |  |  | string |
valueQuantity |  |  | Quantity |
valueRange |  |  | Range |
valueCodeableConcept |  |  | CodeableConcept |
anatomicLocation |  | 0..1 | EHDSBodyStructure | Anatomic location and laterality where the observation was performed.
specimen |  | 0..* | EHDSSpecimenCore | Specimen information
method |  | 0..1 | CodeableConcept | Observation method Binding Description: (preferred): SNOMED CT
performer[x] |  | 0..1 |  | Performer of the observation. Some test could be performed by the patient himself or by a care giver. Those are in the scope of this deliverable under specified conditions.
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
referenceRange |  | 0..* | Base | Reference range, multiple reference ranges of different types culd by provided. Provides guide for interpretation of result.
interpretation |  | 0..* | CodeableConcept | Information about reference intervals and result interpretation. Binding Description: (preferred): SNOMED CT, HL7 ObservationInterpretation
component |  | 0..* | Base | Component in case the observation consists of multiple sub-observations (e.g. blood pressure).
code |  | 1..1 | CodeableConcept | Code representing the observation using the agreed code systems. Binding Description: (preferred): LOINC, NPU, SNOMED CT
result |  | 0..1 | Base | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation.
value[x] |  | 1..1 |  | Observation result value according to the type of observation
valueString |  |  | string |
valueQuantity |  |  | Quantity |
valueRange |  |  | Range |
valueCodeableConcept |  |  | CodeableConcept |
uncertainty |  | 0..1 | Base | Measurement uncertainty type and interval if needed.
referenceRange |  | 0..* | Base | Reference range, multiple reference ranges of different types culd by provided. Provides guide for interpretation of result.
interpretation |  | 0..* | CodeableConcept | Information about reference intervals and result interpretation. Binding Description: (preferred): SNOMED CT, HL7 ObservationInterpretation
dataAbsentReason |  | 0..1 | CodeableConcept | Provides a reason why the expected value in the element Observation.value[x] is missing. Binding Description: (preferred): HL7 Data absent reason
originalName |  | 0..1 | string | Original (conventional) name of the observation
order |  | 0..1 | EHDSServiceRequest | Identifies order and order placer this observation belongs to
dataAbsentReason |  | 0..1 | CodeableConcept | Provides a reason why the expected value in the element Observation.value[x] is missing. Binding Description: (preferred): HL7 Data absent reason
derivedFrom[x] |  | 0..* |  | Reference to the related resource from which the observation has been made. For example, a calculated anion gap or a fetal measurement based on an ultrasound image.
derivedFromEHDSObservation |  |  | EHDSObservation |
derivedFromEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
derivedFromEHDSImagingStudy |  |  | EHDSImagingStudy |
triggeredBy[x] |  | 0..* |  | References to the observation(s) that triggered the performance of this observation.
triggeredByEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
triggeredByEHDSObservation |  |  | EHDSObservation |
hasMember[x] |  | 0..* |  | This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group.
hasMemberEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
hasMemberEHDSObservation |  |  | EHDSObservation |
testKit |  | 0..1 | EHDSDevice | Laboratory test kit used during measurement.
calibrator |  | 0..1 | Identifier | Information about which end-user calibrator the laboratory used for the measurement to indicate the metrological traceability chain.
accreditationStatus |  | 0..1 | boolean | Accreditation status of the laboratory for the observation.
previousResults |  | 0..* | EHDSLaboratoryObservation | Previous results of the same observation
pointOfCareTest |  | 0..1 | boolean | Examination performed near or at the site of a patient.
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSLaboratoryObservation.​header.status | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​header.language | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​code | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​result.value[x] | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​method | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​interpretation | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.code | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.interpretation | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.dataAbsentReason | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​dataAbsentReason | Base | preferred |  | Not State | Unknown

Differential View

This structure is derived from EHDSObservation

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSLaboratoryObservation |  | 0..* | EHDSObservation | Laboratory observation model Elements defined in Ancestors:header, observationDate[x], code, resultDescription, result, anatomicLocation, specimen, method, performer[x], referenceRange, interpretation, component, originalName, order, dataAbsentReason, derivedFrom[x], triggeredBy[x], hasMember[x] Instances of this logical model can be the target of a Reference
code |  | 1..1 | CodeableConcept | Observation code Binding Description: (preferred): LOINC, NPU
testKit |  | 0..1 | EHDSDevice | Laboratory test kit used during measurement.
calibrator |  | 0..1 | Identifier | Information about which end-user calibrator the laboratory used for the measurement to indicate the metrological traceability chain.
accreditationStatus |  | 0..1 | boolean | Accreditation status of the laboratory for the observation.
previousResults |  | 0..* | EHDSLaboratoryObservation | Previous results of the same observation
pointOfCareTest |  | 0..1 | boolean | Examination performed near or at the site of a patient.
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSLaboratoryObservation.​code | Base | preferred |  | Not State | Unknown

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSLaboratoryObservation |  | 0..* | EHDSObservation | Laboratory observation model Elements defined in Ancestors:header, observationDate[x], code, resultDescription, result, anatomicLocation, specimen, method, performer[x], referenceRange, interpretation, component, originalName, order, dataAbsentReason, derivedFrom[x], triggeredBy[x], hasMember[x] Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Common header for all patient-related data
subject |  | 1..1 | EHDSPatient | Patient who is receiving health care. This patient might be different from the direct subject of the observation.
identifier |  | 0..* | Identifier | Business identifier for the object
authorship |  | 1..* | Base | Resource authoring details
author[x] |  | 1..1 |  | Author(s) by whom the resource was/were authored. Multiple authors could be provided.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
datetime |  | 1..1 | dateTime | Date and time of authoring/issuing
lastUpdate |  | 0..1 | dateTime | Date and time of the last update to the resource (may be used for technical corrections).
status |  | 1..1 | CodeableConcept | Status of the resource or document Binding Description: (preferred): HL7 Observation status
statusReason[x] |  | 0..1 |  | Reason for the current status of the resource.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
observationDate[x] |  | 1..1 |  | Clinically relevant time or time period for the observation
observationDateDateTime |  |  | dateTime |
observationDatePeriod |  |  | Period |
code |  | 1..1 | CodeableConcept | Observation code Binding Description: (preferred): LOINC, NPU
resultDescription |  | 0..1 | string | Comments and narrative representation of the observation result and findings.
result |  | 0..1 | Base | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation.
value[x] |  | 1..1 |  | Observation result value according to the type of observation Binding Description: (preferred): UCUM for units, SNOMED CT for coded results
valueString |  |  | string |
valueQuantity |  |  | Quantity |
valueRange |  |  | Range |
valueCodeableConcept |  |  | CodeableConcept |
anatomicLocation |  | 0..1 | EHDSBodyStructure | Anatomic location and laterality where the observation was performed.
specimen |  | 0..* | EHDSSpecimenCore | Specimen information
method |  | 0..1 | CodeableConcept | Observation method Binding Description: (preferred): SNOMED CT
performer[x] |  | 0..1 |  | Performer of the observation. Some test could be performed by the patient himself or by a care giver. Those are in the scope of this deliverable under specified conditions.
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
referenceRange |  | 0..* | Base | Reference range, multiple reference ranges of different types culd by provided. Provides guide for interpretation of result.
interpretation |  | 0..* | CodeableConcept | Information about reference intervals and result interpretation. Binding Description: (preferred): SNOMED CT, HL7 ObservationInterpretation
component |  | 0..* | Base | Component in case the observation consists of multiple sub-observations (e.g. blood pressure).
code |  | 1..1 | CodeableConcept | Code representing the observation using the agreed code systems. Binding Description: (preferred): LOINC, NPU, SNOMED CT
result |  | 0..1 | Base | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation.
value[x] |  | 1..1 |  | Observation result value according to the type of observation
valueString |  |  | string |
valueQuantity |  |  | Quantity |
valueRange |  |  | Range |
valueCodeableConcept |  |  | CodeableConcept |
uncertainty |  | 0..1 | Base | Measurement uncertainty type and interval if needed.
referenceRange |  | 0..* | Base | Reference range, multiple reference ranges of different types culd by provided. Provides guide for interpretation of result.
interpretation |  | 0..* | CodeableConcept | Information about reference intervals and result interpretation. Binding Description: (preferred): SNOMED CT, HL7 ObservationInterpretation
dataAbsentReason |  | 0..1 | CodeableConcept | Provides a reason why the expected value in the element Observation.value[x] is missing. Binding Description: (preferred): HL7 Data absent reason
originalName |  | 0..1 | string | Original (conventional) name of the observation
order |  | 0..1 | EHDSServiceRequest | Identifies order and order placer this observation belongs to
dataAbsentReason |  | 0..1 | CodeableConcept | Provides a reason why the expected value in the element Observation.value[x] is missing. Binding Description: (preferred): HL7 Data absent reason
derivedFrom[x] |  | 0..* |  | Reference to the related resource from which the observation has been made. For example, a calculated anion gap or a fetal measurement based on an ultrasound image.
derivedFromEHDSObservation |  |  | EHDSObservation |
derivedFromEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
derivedFromEHDSImagingStudy |  |  | EHDSImagingStudy |
triggeredBy[x] |  | 0..* |  | References to the observation(s) that triggered the performance of this observation.
triggeredByEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
triggeredByEHDSObservation |  |  | EHDSObservation |
hasMember[x] |  | 0..* |  | This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group.
hasMemberEHDSLaboratoryObservation |  |  | EHDSLaboratoryObservation |
hasMemberEHDSObservation |  |  | EHDSObservation |
testKit |  | 0..1 | EHDSDevice | Laboratory test kit used during measurement.
calibrator |  | 0..1 | Identifier | Information about which end-user calibrator the laboratory used for the measurement to indicate the metrological traceability chain.
accreditationStatus |  | 0..1 | boolean | Accreditation status of the laboratory for the observation.
previousResults |  | 0..* | EHDSLaboratoryObservation | Previous results of the same observation
pointOfCareTest |  | 0..1 | boolean | Examination performed near or at the site of a patient.
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSLaboratoryObservation.​header.status | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​header.language | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​code | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​result.value[x] | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​method | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​interpretation | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.code | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.interpretation | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​component.dataAbsentReason | Base | preferred |  | Not State | Unknown
EHDSLaboratoryObservation.​dataAbsentReason | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSObservation

Summary

Other representations of profile: CSV, Excel