EHDS Logical Information Models
0.4.0 - draft

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.4.0 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/ and changes regularly. See the Directory of published versions

## Logical Model: Specimen model

Official URL: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSSpecimen | Version: 0.4.0
Draft as of 2026-02-23 | Computable Name: EHDSSpecimen

Model for a specimen to be used for analysis

Usages:

- Use this Logical Model: Imaging report model, Imaging study model, Laboratory report model, Observation model... Show 2 more, Service request model and Specimen 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
--- | --- | --- | --- | ---
EHDSSpecimen |  | 0..* | Base | Specimen model
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope. Example: identifier assigned by ordering system, identifier assigned by laboratory etc. Multiple identifiers can be used.
status |  | 0..1 | CodeableConcept | Availability of the specimen. Binding Description: (preferred): HL7 specimen-status
type |  | 0..1 | CodeableConcept | The kind of material that forms the Specimen. Binding Description: (preferred): SNOMED CT
specimenSource[x] |  | 0..1 |  | Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a device. Additional types of specimen may be allowed in implementations.
specimenSourceEHDSPatient |  |  | EHDSPatient |
specimenSourceEHDSLocation |  |  | EHDSLocation |
specimenSourceEHDSDevice |  |  | EHDSDevice |
parentSpecimen |  | 0..* | EHDSSpecimen | Specimen from which this specimen originated
request |  | 0..* | EHDSServiceRequest | Why the specimen ws collected
combined |  | 0..1 | CodeableConcept | This element signifies if the specimen is part of a group or pooled. Binding Description: (preferred): HL7 specimen-combined
collection |  | 0..* | Base | Collection details
performer[x] |  | 0..1 |  | Person or organisation who collected the specimen
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSOrganisation |  |  | EHDSOrganisation |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
collected[x] |  | 1..1 |  | The period or date and time of specimen collection.
collectedPeriod |  |  | Period |
collectedDateTime |  |  | dateTime |
quantity |  | 0..1 | Quantity | The quantity of specimen collected
method |  | 0..1 | CodeableConcept | If relevant for the results, the method of obtaining the specimen. Binding Description: (preferred): SNOMED CT
device |  | 0..1 | EHDSDevice | Device used to perform specimen collection
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (e.g. body location, laterality and other details) where the material is collected, e.g. Elbow, left
receivedDate |  | 0..1 | dateTime | Date and time when specimen is received by the testing laboratory.
container |  | 0..* | Base | The container holding the specimen.
specimenQuantity |  | 0..1 | Quantity | Quantity of specimen within container
containerDevice |  | 1..1 | EHDSDevice | The device resource for the the container holding the specimen.
condition |  | 0..* | CodeableConcept | State of the specimen. State of the speeimen should be alligned with dataAbsentReason element of the Observatiom model. Binding Description: (preferred): HL7 specimenCondition
note |  | 0..1 | string | To communicate any details or issues about the specimen or during the specimen collection. (for example: broken vial, sent with patient, frozen).
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimen.status | Base | preferred |  | Not State | Unknown
EHDSSpecimen.type | Base | preferred |  | Not State | Unknown
EHDSSpecimen.combined | Base | preferred |  | Not State | Unknown
EHDSSpecimen.collection.​method | Base | preferred |  | Not State | Unknown
EHDSSpecimen.condition | Base | preferred |  | Not State | Unknown

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimen |  | 0..* | Base | Specimen model
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope. Example: identifier assigned by ordering system, identifier assigned by laboratory etc. Multiple identifiers can be used.
status |  | 0..1 | CodeableConcept | Availability of the specimen. Binding Description: (preferred): HL7 specimen-status
type |  | 0..1 | CodeableConcept | The kind of material that forms the Specimen. Binding Description: (preferred): SNOMED CT
specimenSource[x] |  | 0..1 |  | Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a device. Additional types of specimen may be allowed in implementations.
specimenSourceEHDSPatient |  |  | EHDSPatient |
specimenSourceEHDSLocation |  |  | EHDSLocation |
specimenSourceEHDSDevice |  |  | EHDSDevice |
parentSpecimen |  | 0..* | EHDSSpecimen | Specimen from which this specimen originated
request |  | 0..* | EHDSServiceRequest | Why the specimen ws collected
combined |  | 0..1 | CodeableConcept | This element signifies if the specimen is part of a group or pooled. Binding Description: (preferred): HL7 specimen-combined
collection |  | 0..* | Base | Collection details
performer[x] |  | 0..1 |  | Person or organisation who collected the specimen
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSOrganisation |  |  | EHDSOrganisation |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
collected[x] |  | 1..1 |  | The period or date and time of specimen collection.
collectedPeriod |  |  | Period |
collectedDateTime |  |  | dateTime |
quantity |  | 0..1 | Quantity | The quantity of specimen collected
method |  | 0..1 | CodeableConcept | If relevant for the results, the method of obtaining the specimen. Binding Description: (preferred): SNOMED CT
device |  | 0..1 | EHDSDevice | Device used to perform specimen collection
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (e.g. body location, laterality and other details) where the material is collected, e.g. Elbow, left
receivedDate |  | 0..1 | dateTime | Date and time when specimen is received by the testing laboratory.
container |  | 0..* | Base | The container holding the specimen.
specimenQuantity |  | 0..1 | Quantity | Quantity of specimen within container
containerDevice |  | 1..1 | EHDSDevice | The device resource for the the container holding the specimen.
condition |  | 0..* | CodeableConcept | State of the specimen. State of the speeimen should be alligned with dataAbsentReason element of the Observatiom model. Binding Description: (preferred): HL7 specimenCondition
note |  | 0..1 | string | To communicate any details or issues about the specimen or during the specimen collection. (for example: broken vial, sent with patient, frozen).
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimen.status | Base | preferred |  | Not State | Unknown
EHDSSpecimen.type | Base | preferred |  | Not State | Unknown
EHDSSpecimen.combined | Base | preferred |  | Not State | Unknown
EHDSSpecimen.collection.​method | Base | preferred |  | Not State | Unknown
EHDSSpecimen.condition | Base | preferred |  | Not State | Unknown

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimen |  | 0..* | Base | Specimen model
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope. Example: identifier assigned by ordering system, identifier assigned by laboratory etc. Multiple identifiers can be used.
status |  | 0..1 | CodeableConcept | Availability of the specimen. Binding Description: (preferred): HL7 specimen-status
type |  | 0..1 | CodeableConcept | The kind of material that forms the Specimen. Binding Description: (preferred): SNOMED CT
specimenSource[x] |  | 0..1 |  | Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a device. Additional types of specimen may be allowed in implementations.
specimenSourceEHDSPatient |  |  | EHDSPatient |
specimenSourceEHDSLocation |  |  | EHDSLocation |
specimenSourceEHDSDevice |  |  | EHDSDevice |
parentSpecimen |  | 0..* | EHDSSpecimen | Specimen from which this specimen originated
request |  | 0..* | EHDSServiceRequest | Why the specimen ws collected
combined |  | 0..1 | CodeableConcept | This element signifies if the specimen is part of a group or pooled. Binding Description: (preferred): HL7 specimen-combined
collection |  | 0..* | Base | Collection details
performer[x] |  | 0..1 |  | Person or organisation who collected the specimen
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSOrganisation |  |  | EHDSOrganisation |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
collected[x] |  | 1..1 |  | The period or date and time of specimen collection.
collectedPeriod |  |  | Period |
collectedDateTime |  |  | dateTime |
quantity |  | 0..1 | Quantity | The quantity of specimen collected
method |  | 0..1 | CodeableConcept | If relevant for the results, the method of obtaining the specimen. Binding Description: (preferred): SNOMED CT
device |  | 0..1 | EHDSDevice | Device used to perform specimen collection
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (e.g. body location, laterality and other details) where the material is collected, e.g. Elbow, left
receivedDate |  | 0..1 | dateTime | Date and time when specimen is received by the testing laboratory.
container |  | 0..* | Base | The container holding the specimen.
specimenQuantity |  | 0..1 | Quantity | Quantity of specimen within container
containerDevice |  | 1..1 | EHDSDevice | The device resource for the the container holding the specimen.
condition |  | 0..* | CodeableConcept | State of the specimen. State of the speeimen should be alligned with dataAbsentReason element of the Observatiom model. Binding Description: (preferred): HL7 specimenCondition
note |  | 0..1 | string | To communicate any details or issues about the specimen or during the specimen collection. (for example: broken vial, sent with patient, frozen).
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimen.status | Base | preferred |  | Not State | Unknown
EHDSSpecimen.type | Base | preferred |  | Not State | Unknown
EHDSSpecimen.combined | Base | preferred |  | Not State | Unknown
EHDSSpecimen.collection.​method | Base | preferred |  | Not State | Unknown
EHDSSpecimen.condition | Base | preferred |  | Not State | Unknown

This structure is derived from Base

Summary

Mandatory: 0 element(3 nested mandatory elements)

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimen |  | 0..* | Base | Specimen model
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope. Example: identifier assigned by ordering system, identifier assigned by laboratory etc. Multiple identifiers can be used.
status |  | 0..1 | CodeableConcept | Availability of the specimen. Binding Description: (preferred): HL7 specimen-status
type |  | 0..1 | CodeableConcept | The kind of material that forms the Specimen. Binding Description: (preferred): SNOMED CT
specimenSource[x] |  | 0..1 |  | Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a device. Additional types of specimen may be allowed in implementations.
specimenSourceEHDSPatient |  |  | EHDSPatient |
specimenSourceEHDSLocation |  |  | EHDSLocation |
specimenSourceEHDSDevice |  |  | EHDSDevice |
parentSpecimen |  | 0..* | EHDSSpecimen | Specimen from which this specimen originated
request |  | 0..* | EHDSServiceRequest | Why the specimen ws collected
combined |  | 0..1 | CodeableConcept | This element signifies if the specimen is part of a group or pooled. Binding Description: (preferred): HL7 specimen-combined
collection |  | 0..* | Base | Collection details
performer[x] |  | 0..1 |  | Person or organisation who collected the specimen
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSOrganisation |  |  | EHDSOrganisation |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
collected[x] |  | 1..1 |  | The period or date and time of specimen collection.
collectedPeriod |  |  | Period |
collectedDateTime |  |  | dateTime |
quantity |  | 0..1 | Quantity | The quantity of specimen collected
method |  | 0..1 | CodeableConcept | If relevant for the results, the method of obtaining the specimen. Binding Description: (preferred): SNOMED CT
device |  | 0..1 | EHDSDevice | Device used to perform specimen collection
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (e.g. body location, laterality and other details) where the material is collected, e.g. Elbow, left
receivedDate |  | 0..1 | dateTime | Date and time when specimen is received by the testing laboratory.
container |  | 0..* | Base | The container holding the specimen.
specimenQuantity |  | 0..1 | Quantity | Quantity of specimen within container
containerDevice |  | 1..1 | EHDSDevice | The device resource for the the container holding the specimen.
condition |  | 0..* | CodeableConcept | State of the specimen. State of the speeimen should be alligned with dataAbsentReason element of the Observatiom model. Binding Description: (preferred): HL7 specimenCondition
note |  | 0..1 | string | To communicate any details or issues about the specimen or during the specimen collection. (for example: broken vial, sent with patient, frozen).
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimen.status | Base | preferred |  | Not State | Unknown
EHDSSpecimen.type | Base | preferred |  | Not State | Unknown
EHDSSpecimen.combined | Base | preferred |  | Not State | Unknown
EHDSSpecimen.collection.​method | Base | preferred |  | Not State | Unknown
EHDSSpecimen.condition | Base | preferred |  | Not State | Unknown

Differential View

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimen |  | 0..* | Base | Specimen model
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope. Example: identifier assigned by ordering system, identifier assigned by laboratory etc. Multiple identifiers can be used.
status |  | 0..1 | CodeableConcept | Availability of the specimen. Binding Description: (preferred): HL7 specimen-status
type |  | 0..1 | CodeableConcept | The kind of material that forms the Specimen. Binding Description: (preferred): SNOMED CT
specimenSource[x] |  | 0..1 |  | Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a device. Additional types of specimen may be allowed in implementations.
specimenSourceEHDSPatient |  |  | EHDSPatient |
specimenSourceEHDSLocation |  |  | EHDSLocation |
specimenSourceEHDSDevice |  |  | EHDSDevice |
parentSpecimen |  | 0..* | EHDSSpecimen | Specimen from which this specimen originated
request |  | 0..* | EHDSServiceRequest | Why the specimen ws collected
combined |  | 0..1 | CodeableConcept | This element signifies if the specimen is part of a group or pooled. Binding Description: (preferred): HL7 specimen-combined
collection |  | 0..* | Base | Collection details
performer[x] |  | 0..1 |  | Person or organisation who collected the specimen
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSOrganisation |  |  | EHDSOrganisation |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
collected[x] |  | 1..1 |  | The period or date and time of specimen collection.
collectedPeriod |  |  | Period |
collectedDateTime |  |  | dateTime |
quantity |  | 0..1 | Quantity | The quantity of specimen collected
method |  | 0..1 | CodeableConcept | If relevant for the results, the method of obtaining the specimen. Binding Description: (preferred): SNOMED CT
device |  | 0..1 | EHDSDevice | Device used to perform specimen collection
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (e.g. body location, laterality and other details) where the material is collected, e.g. Elbow, left
receivedDate |  | 0..1 | dateTime | Date and time when specimen is received by the testing laboratory.
container |  | 0..* | Base | The container holding the specimen.
specimenQuantity |  | 0..1 | Quantity | Quantity of specimen within container
containerDevice |  | 1..1 | EHDSDevice | The device resource for the the container holding the specimen.
condition |  | 0..* | CodeableConcept | State of the specimen. State of the speeimen should be alligned with dataAbsentReason element of the Observatiom model. Binding Description: (preferred): HL7 specimenCondition
note |  | 0..1 | string | To communicate any details or issues about the specimen or during the specimen collection. (for example: broken vial, sent with patient, frozen).
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimen.status | Base | preferred |  | Not State | Unknown
EHDSSpecimen.type | Base | preferred |  | Not State | Unknown
EHDSSpecimen.combined | Base | preferred |  | Not State | Unknown
EHDSSpecimen.collection.​method | Base | preferred |  | Not State | Unknown
EHDSSpecimen.condition | Base | preferred |  | Not State | Unknown

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimen |  | 0..* | Base | Specimen model
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope. Example: identifier assigned by ordering system, identifier assigned by laboratory etc. Multiple identifiers can be used.
status |  | 0..1 | CodeableConcept | Availability of the specimen. Binding Description: (preferred): HL7 specimen-status
type |  | 0..1 | CodeableConcept | The kind of material that forms the Specimen. Binding Description: (preferred): SNOMED CT
specimenSource[x] |  | 0..1 |  | Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a device. Additional types of specimen may be allowed in implementations.
specimenSourceEHDSPatient |  |  | EHDSPatient |
specimenSourceEHDSLocation |  |  | EHDSLocation |
specimenSourceEHDSDevice |  |  | EHDSDevice |
parentSpecimen |  | 0..* | EHDSSpecimen | Specimen from which this specimen originated
request |  | 0..* | EHDSServiceRequest | Why the specimen ws collected
combined |  | 0..1 | CodeableConcept | This element signifies if the specimen is part of a group or pooled. Binding Description: (preferred): HL7 specimen-combined
collection |  | 0..* | Base | Collection details
performer[x] |  | 0..1 |  | Person or organisation who collected the specimen
performerEHDSHealthProfessional |  |  | EHDSHealthProfessional |
performerEHDSOrganisation |  |  | EHDSOrganisation |
performerEHDSPatient |  |  | EHDSPatient |
performerEHDSRelatedPerson |  |  | EHDSRelatedPerson |
collected[x] |  | 1..1 |  | The period or date and time of specimen collection.
collectedPeriod |  |  | Period |
collectedDateTime |  |  | dateTime |
quantity |  | 0..1 | Quantity | The quantity of specimen collected
method |  | 0..1 | CodeableConcept | If relevant for the results, the method of obtaining the specimen. Binding Description: (preferred): SNOMED CT
device |  | 0..1 | EHDSDevice | Device used to perform specimen collection
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (e.g. body location, laterality and other details) where the material is collected, e.g. Elbow, left
receivedDate |  | 0..1 | dateTime | Date and time when specimen is received by the testing laboratory.
container |  | 0..* | Base | The container holding the specimen.
specimenQuantity |  | 0..1 | Quantity | Quantity of specimen within container
containerDevice |  | 1..1 | EHDSDevice | The device resource for the the container holding the specimen.
condition |  | 0..* | CodeableConcept | State of the specimen. State of the speeimen should be alligned with dataAbsentReason element of the Observatiom model. Binding Description: (preferred): HL7 specimenCondition
note |  | 0..1 | string | To communicate any details or issues about the specimen or during the specimen collection. (for example: broken vial, sent with patient, frozen).
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimen.status | Base | preferred |  | Not State | Unknown
EHDSSpecimen.type | Base | preferred |  | Not State | Unknown
EHDSSpecimen.combined | Base | preferred |  | Not State | Unknown
EHDSSpecimen.collection.​method | Base | preferred |  | Not State | Unknown
EHDSSpecimen.condition | Base | preferred |  | Not State | Unknown

This structure is derived from Base

Summary

Mandatory: 0 element(3 nested mandatory elements)

Other representations of profile: CSV, Excel