EHDS Logical Information Models
0.1.0 - ci-build

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Xt-EHR/xt-ehr-common/tree/stakeholder-consultation-D7-3 and changes regularly. See the Directory of published versions

## Logical Model: EHDSLaboratoryOrderHeader - Detailed Descriptions

Draft as of 2025-08-25

Definitions for the EHDSLaboratoryOrderHeader logical model.

- Key Elements Table
- Differential Elements Table
- Snapshot Elements Table

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSLaboratoryOrderHeader
Definition | A.1 - EHDS refined base model for Laboratory order header data elements Base definition for all types defined in FHIR type system.
Short | Laboratory order header modelBase for all types and resources
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSLaboratoryOrderHeader.subject
Definition | Patient/subject information
Short | A.1.1 - Subject
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient
4. EHDSLaboratoryOrderHeader.healthInsuranceAndPaymentInformation
Definition | Health insurance information (Health insurance information is not always required, however, in some jurisdictions, the insurance number is also used as the patient identifier. It is necessary not just for identification but also forms access to funding for care.)
Short | A.1.4 - Health insurance and payment information
Control | 0..*
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSCoverage
6. EHDSLaboratoryOrderHeader.intendedRecipient
Definition | Information recipient (intended recipient or recipients of the report, additional recipients might be identified by the ordering party, e.g. GP, other specialist), if applicable
Short | A.1.5 - Intended recipient
Control | 0..*
Type | Reference(Patient model, Related person model, Health professional model, Organisation model, Device model)
8. EHDSLaboratoryOrderHeader.authorship
Definition | Information about author or authors of the document
Short | A.1.6 - Authorship
Control | 1..*
Type | Base
10. EHDSLaboratoryOrderHeader.authorship.author
Definition | Author by whom the document was/were authored. Multiple authors could be provided.
Short | A.1.6.1 - Author
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
12. EHDSLaboratoryOrderHeader.authorship.datetime
Definition | Date and time of the last modification of the document by its Author.
Short | A.1.6.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
14. EHDSLaboratoryOrderHeader.attestation
Definition | Document attestation details
Short | A.1.7 - Attestation
Control | 0..*
Type | Base
16. EHDSLaboratoryOrderHeader.attestation.attester
Definition | Attester who validated the document. Mulitple attesters could be provided.
Short | A.1.7.1 - Attester
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
18. EHDSLaboratoryOrderHeader.attestation.datetime
Definition | Date and time of the approval of the document by Attester.
Short | A.1.7.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
20. EHDSLaboratoryOrderHeader.legalAuthentication
Definition | Document legal authentication
Short | A.1.8 - Legal authentication
Control | 0..1
Type | Base
22. EHDSLaboratoryOrderHeader.legalAuthentication.legalAuthenticator
Definition | The person taking responsibility for the medical content of the document
Short | A.1.8.1 - Legal authenticator
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
24. EHDSLaboratoryOrderHeader.legalAuthentication.datetime
Definition | Date and time when the document was authorized.
Short | A.1.8.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
26. EHDSLaboratoryOrderHeader.documentMetadata
Definition | Data relevant to document type and its content for administrative and searching purposes.
Short | A.1.9 - Document metadata
Control | 1..1
Type | Base
28. EHDSLaboratoryOrderHeader.documentMetadata.documentId
Definition | Unique identifier of the document
Short | A.1.9.1 - Document ID
Control | 1..1
Type | Identifier
30. EHDSLaboratoryOrderHeader.documentMetadata.documentType
Definition | Identifies the type of document at hand, e.g. Discharge report.
Short | A.1.9.2 - Document type
Control | 1..1
Binding | LOINC
Type | CodeableConcept
32. EHDSLaboratoryOrderHeader.documentMetadata.documentStatus
Definition | The status of the document/report. E.g., preliminary, final.
Short | A.1.9.3 - Document status
Control | 1..1
Binding | hl7:DiagnosticReportStatus
Type | CodeableConcept
34. EHDSLaboratoryOrderHeader.documentMetadata.period
Definition | Documented period service. Typically used for searching purposes.
Short | A.1.9.4 - Period
Control | 0..1
Type | Period
36. EHDSLaboratoryOrderHeader.documentMetadata.reportDateAndTime
Definition | Date and time of the report creation.
Short | A.1.9.5 - Report date and time
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
38. EHDSLaboratoryOrderHeader.documentMetadata.documentTitle
Definition | Document title, such as "Discharge report", "Laboratory Result Report" etc..
Short | A.1.9.6 - Document title
Control | 1..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
40. EHDSLaboratoryOrderHeader.documentMetadata.eventType
Definition | Categorization of an "event" covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of event types depends on the use case and agreement betwen data sharing parties. This meta-data element serves primarily for searching and filtering purpuses.
Short | A.1.9.7 - Event type
Control | 0..*
Binding | LOINC, SNOMED CT, dicom-cid-33-Modality
Type | CodeableConcept
42. EHDSLaboratoryOrderHeader.documentMetadata.specialty
Definition | Additional details about where the content was created (e.g. clinical specialty)
Short | A.1.9.8 - Specialty
Control | 0..*
Binding | SNOMED CT
Type | CodeableConcept
44. EHDSLaboratoryOrderHeader.documentMetadata.reportCustodian
Definition | Organisation that is in charge of maintaining the report [this element will include organisation ID, name, address etc., as other elements describing organisations].
Short | A.1.9.9 - Report custodian
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation
46. EHDSLaboratoryOrderHeader.documentMetadata.documentFormat
Definition | An identifier of the document constraints, encoding, structure, and template that the document conforms to beyond the base format indicated in the mimeType.
Short | A.1.9.10 - Document format
Control | 0..1
Binding | HL7 Document Format Codes
Type | CodeableConcept
48. EHDSLaboratoryOrderHeader.documentMetadata.confidentiality
Definition | Level of confidentiality of the document. Implicit value is normal.
Short | A.1.9.11 - Confidentiality
Control | 0..1
Binding | hl7:Confidentiality
Type | CodeableConcept
50. EHDSLaboratoryOrderHeader.documentMetadata.language
Definition | Language in which the document is written. Language is expressed by the ISO language code.
Short | A.1.9.12 - Language
Control | 0..1
Binding | BCP 47
Type | CodeableConcept
52. EHDSLaboratoryOrderHeader.documentMetadata.version
Definition | Version of the document
Short | A.1.9.13 - Version
Note | This is a business version Id, not a resource version Id (see discussion)
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSLaboratoryOrderHeader
Definition | A.1 - EHDS refined base model for Laboratory order header data elements
Short | Laboratory order header model
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSLaboratoryOrderHeader.subject
Definition | Patient/subject information
Short | A.1.1 - Subject
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient
4. EHDSLaboratoryOrderHeader.healthInsuranceAndPaymentInformation
Definition | Health insurance information (Health insurance information is not always required, however, in some jurisdictions, the insurance number is also used as the patient identifier. It is necessary not just for identification but also forms access to funding for care.)
Short | A.1.4 - Health insurance and payment information
Control | 0..*
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSCoverage
6. EHDSLaboratoryOrderHeader.intendedRecipient
Definition | Information recipient (intended recipient or recipients of the report, additional recipients might be identified by the ordering party, e.g. GP, other specialist), if applicable
Short | A.1.5 - Intended recipient
Control | 0..*
Type | Reference(Patient model, Related person model, Health professional model, Organisation model, Device model)
8. EHDSLaboratoryOrderHeader.authorship
Definition | Information about author or authors of the document
Short | A.1.6 - Authorship
Control | 1..*
Type | Base
10. EHDSLaboratoryOrderHeader.authorship.author
Definition | Author by whom the document was/were authored. Multiple authors could be provided.
Short | A.1.6.1 - Author
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
12. EHDSLaboratoryOrderHeader.authorship.datetime
Definition | Date and time of the last modification of the document by its Author.
Short | A.1.6.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
14. EHDSLaboratoryOrderHeader.attestation
Definition | Document attestation details
Short | A.1.7 - Attestation
Control | 0..*
Type | Base
16. EHDSLaboratoryOrderHeader.attestation.attester
Definition | Attester who validated the document. Mulitple attesters could be provided.
Short | A.1.7.1 - Attester
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
18. EHDSLaboratoryOrderHeader.attestation.datetime
Definition | Date and time of the approval of the document by Attester.
Short | A.1.7.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
20. EHDSLaboratoryOrderHeader.legalAuthentication
Definition | Document legal authentication
Short | A.1.8 - Legal authentication
Control | 0..1
Type | Base
22. EHDSLaboratoryOrderHeader.legalAuthentication.legalAuthenticator
Definition | The person taking responsibility for the medical content of the document
Short | A.1.8.1 - Legal authenticator
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
24. EHDSLaboratoryOrderHeader.legalAuthentication.datetime
Definition | Date and time when the document was authorized.
Short | A.1.8.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
26. EHDSLaboratoryOrderHeader.documentMetadata
Definition | Data relevant to document type and its content for administrative and searching purposes.
Short | A.1.9 - Document metadata
Control | 1..1
Type | Base
28. EHDSLaboratoryOrderHeader.documentMetadata.documentId
Definition | Unique identifier of the document
Short | A.1.9.1 - Document ID
Control | 1..1
Type | Identifier
30. EHDSLaboratoryOrderHeader.documentMetadata.documentType
Definition | Identifies the type of document at hand, e.g. Discharge report.
Short | A.1.9.2 - Document type
Control | 1..1
Binding | LOINC
Type | CodeableConcept
32. EHDSLaboratoryOrderHeader.documentMetadata.documentStatus
Definition | The status of the document/report. E.g., preliminary, final.
Short | A.1.9.3 - Document status
Control | 1..1
Binding | hl7:DiagnosticReportStatus
Type | CodeableConcept
34. EHDSLaboratoryOrderHeader.documentMetadata.period
Definition | Documented period service. Typically used for searching purposes.
Short | A.1.9.4 - Period
Control | 0..1
Type | Period
36. EHDSLaboratoryOrderHeader.documentMetadata.reportDateAndTime
Definition | Date and time of the report creation.
Short | A.1.9.5 - Report date and time
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
38. EHDSLaboratoryOrderHeader.documentMetadata.documentTitle
Definition | Document title, such as "Discharge report", "Laboratory Result Report" etc..
Short | A.1.9.6 - Document title
Control | 1..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
40. EHDSLaboratoryOrderHeader.documentMetadata.eventType
Definition | Categorization of an "event" covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of event types depends on the use case and agreement betwen data sharing parties. This meta-data element serves primarily for searching and filtering purpuses.
Short | A.1.9.7 - Event type
Control | 0..*
Binding | LOINC, SNOMED CT, dicom-cid-33-Modality
Type | CodeableConcept
42. EHDSLaboratoryOrderHeader.documentMetadata.specialty
Definition | Additional details about where the content was created (e.g. clinical specialty)
Short | A.1.9.8 - Specialty
Control | 0..*
Binding | SNOMED CT
Type | CodeableConcept
44. EHDSLaboratoryOrderHeader.documentMetadata.reportCustodian
Definition | Organisation that is in charge of maintaining the report [this element will include organisation ID, name, address etc., as other elements describing organisations].
Short | A.1.9.9 - Report custodian
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation
46. EHDSLaboratoryOrderHeader.documentMetadata.documentFormat
Definition | An identifier of the document constraints, encoding, structure, and template that the document conforms to beyond the base format indicated in the mimeType.
Short | A.1.9.10 - Document format
Control | 0..1
Binding | HL7 Document Format Codes
Type | CodeableConcept
48. EHDSLaboratoryOrderHeader.documentMetadata.confidentiality
Definition | Level of confidentiality of the document. Implicit value is normal.
Short | A.1.9.11 - Confidentiality
Control | 0..1
Binding | hl7:Confidentiality
Type | CodeableConcept
50. EHDSLaboratoryOrderHeader.documentMetadata.language
Definition | Language in which the document is written. Language is expressed by the ISO language code.
Short | A.1.9.12 - Language
Control | 0..1
Binding | BCP 47
Type | CodeableConcept
52. EHDSLaboratoryOrderHeader.documentMetadata.version
Definition | Version of the document
Short | A.1.9.13 - Version
Note | This is a business version Id, not a resource version Id (see discussion)
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSLaboratoryOrderHeader
Definition | A.1 - EHDS refined base model for Laboratory order header data elements
Short | Laboratory order header model
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSLaboratoryOrderHeader.subject
Definition | Patient/subject information
Short | A.1.1 - Subject
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient
4. EHDSLaboratoryOrderHeader.healthInsuranceAndPaymentInformation
Definition | Health insurance information (Health insurance information is not always required, however, in some jurisdictions, the insurance number is also used as the patient identifier. It is necessary not just for identification but also forms access to funding for care.)
Short | A.1.4 - Health insurance and payment information
Control | 0..*
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSCoverage
6. EHDSLaboratoryOrderHeader.intendedRecipient
Definition | Information recipient (intended recipient or recipients of the report, additional recipients might be identified by the ordering party, e.g. GP, other specialist), if applicable
Short | A.1.5 - Intended recipient
Control | 0..*
Type | Reference(Patient model, Related person model, Health professional model, Organisation model, Device model)
8. EHDSLaboratoryOrderHeader.authorship
Definition | Information about author or authors of the document
Short | A.1.6 - Authorship
Control | 1..*
Type | Base
10. EHDSLaboratoryOrderHeader.authorship.author
Definition | Author by whom the document was/were authored. Multiple authors could be provided.
Short | A.1.6.1 - Author
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
12. EHDSLaboratoryOrderHeader.authorship.datetime
Definition | Date and time of the last modification of the document by its Author.
Short | A.1.6.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
14. EHDSLaboratoryOrderHeader.attestation
Definition | Document attestation details
Short | A.1.7 - Attestation
Control | 0..*
Type | Base
16. EHDSLaboratoryOrderHeader.attestation.attester
Definition | Attester who validated the document. Mulitple attesters could be provided.
Short | A.1.7.1 - Attester
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
18. EHDSLaboratoryOrderHeader.attestation.datetime
Definition | Date and time of the approval of the document by Attester.
Short | A.1.7.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
20. EHDSLaboratoryOrderHeader.legalAuthentication
Definition | Document legal authentication
Short | A.1.8 - Legal authentication
Control | 0..1
Type | Base
22. EHDSLaboratoryOrderHeader.legalAuthentication.legalAuthenticator
Definition | The person taking responsibility for the medical content of the document
Short | A.1.8.1 - Legal authenticator
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
24. EHDSLaboratoryOrderHeader.legalAuthentication.datetime
Definition | Date and time when the document was authorized.
Short | A.1.8.2 - DateTime
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
26. EHDSLaboratoryOrderHeader.documentMetadata
Definition | Data relevant to document type and its content for administrative and searching purposes.
Short | A.1.9 - Document metadata
Control | 1..1
Type | Base
28. EHDSLaboratoryOrderHeader.documentMetadata.documentId
Definition | Unique identifier of the document
Short | A.1.9.1 - Document ID
Control | 1..1
Type | Identifier
30. EHDSLaboratoryOrderHeader.documentMetadata.documentType
Definition | Identifies the type of document at hand, e.g. Discharge report.
Short | A.1.9.2 - Document type
Control | 1..1
Binding | LOINC
Type | CodeableConcept
32. EHDSLaboratoryOrderHeader.documentMetadata.documentStatus
Definition | The status of the document/report. E.g., preliminary, final.
Short | A.1.9.3 - Document status
Control | 1..1
Binding | hl7:DiagnosticReportStatus
Type | CodeableConcept
34. EHDSLaboratoryOrderHeader.documentMetadata.period
Definition | Documented period service. Typically used for searching purposes.
Short | A.1.9.4 - Period
Control | 0..1
Type | Period
36. EHDSLaboratoryOrderHeader.documentMetadata.reportDateAndTime
Definition | Date and time of the report creation.
Short | A.1.9.5 - Report date and time
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
38. EHDSLaboratoryOrderHeader.documentMetadata.documentTitle
Definition | Document title, such as "Discharge report", "Laboratory Result Report" etc..
Short | A.1.9.6 - Document title
Control | 1..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
40. EHDSLaboratoryOrderHeader.documentMetadata.eventType
Definition | Categorization of an "event" covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of event types depends on the use case and agreement betwen data sharing parties. This meta-data element serves primarily for searching and filtering purpuses.
Short | A.1.9.7 - Event type
Control | 0..*
Binding | LOINC, SNOMED CT, dicom-cid-33-Modality
Type | CodeableConcept
42. EHDSLaboratoryOrderHeader.documentMetadata.specialty
Definition | Additional details about where the content was created (e.g. clinical specialty)
Short | A.1.9.8 - Specialty
Control | 0..*
Binding | SNOMED CT
Type | CodeableConcept
44. EHDSLaboratoryOrderHeader.documentMetadata.reportCustodian
Definition | Organisation that is in charge of maintaining the report [this element will include organisation ID, name, address etc., as other elements describing organisations].
Short | A.1.9.9 - Report custodian
Control | 1..1
Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation
46. EHDSLaboratoryOrderHeader.documentMetadata.documentFormat
Definition | An identifier of the document constraints, encoding, structure, and template that the document conforms to beyond the base format indicated in the mimeType.
Short | A.1.9.10 - Document format
Control | 0..1
Binding | HL7 Document Format Codes
Type | CodeableConcept
48. EHDSLaboratoryOrderHeader.documentMetadata.confidentiality
Definition | Level of confidentiality of the document. Implicit value is normal.
Short | A.1.9.11 - Confidentiality
Control | 0..1
Binding | hl7:Confidentiality
Type | CodeableConcept
50. EHDSLaboratoryOrderHeader.documentMetadata.language
Definition | Language in which the document is written. Language is expressed by the ISO language code.
Short | A.1.9.12 - Language
Control | 0..1
Binding | BCP 47
Type | CodeableConcept
52. EHDSLaboratoryOrderHeader.documentMetadata.version
Definition | Version of the document
Short | A.1.9.13 - Version
Note | This is a business version Id, not a resource version Id (see discussion)
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension