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: Specimen model

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

EHDS refined base model for A sample to be used for Analysis

Usages:

- Derived from this Logical Model: Specimen model
- Use this Logical Model: Observation 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
--- | --- | --- | --- | ---
EHDSSpecimenCore |  | 0..* | Base | Specimen model Instances of this logical model can be the target of a Reference
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope.
collectionPeriod |  | 0..1 | Period | The period or date and time of specimen collection.
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
collectionProcedure |  | 0..1 | EHDSProcedure | The procedure that collects the specimen.
collectionProcedureMethod |  | 0..1 | CodeableConcept | Collection procedure method Binding Description: (preferred): SNOMED CT
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimenCore.collectionProcedureMethod | Base | preferred |  | Not State | Unknown

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimenCore |  | 0..* | Base | Specimen model Instances of this logical model can be the target of a Reference
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope.
collectionPeriod |  | 0..1 | Period | The period or date and time of specimen collection.
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
collectionProcedure |  | 0..1 | EHDSProcedure | The procedure that collects the specimen.
collectionProcedureMethod |  | 0..1 | CodeableConcept | Collection procedure method Binding Description: (preferred): SNOMED CT
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimenCore.collectionProcedureMethod | Base | preferred |  | Not State | Unknown

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimenCore |  | 0..* | Base | Specimen model Instances of this logical model can be the target of a Reference
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope.
collectionPeriod |  | 0..1 | Period | The period or date and time of specimen collection.
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
collectionProcedure |  | 0..1 | EHDSProcedure | The procedure that collects the specimen.
collectionProcedureMethod |  | 0..1 | CodeableConcept | Collection procedure method Binding Description: (preferred): SNOMED CT
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimenCore.collectionProcedureMethod | Base | preferred |  | Not State | Unknown

This structure is derived from Base

Summary

Mandatory: 0 element(1 nested mandatory element)

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimenCore |  | 0..* | Base | Specimen model Instances of this logical model can be the target of a Reference
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope.
collectionPeriod |  | 0..1 | Period | The period or date and time of specimen collection.
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
collectionProcedure |  | 0..1 | EHDSProcedure | The procedure that collects the specimen.
collectionProcedureMethod |  | 0..1 | CodeableConcept | Collection procedure method Binding Description: (preferred): SNOMED CT
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimenCore.collectionProcedureMethod | Base | preferred |  | Not State | Unknown

Differential View

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimenCore |  | 0..* | Base | Specimen model Instances of this logical model can be the target of a Reference
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope.
collectionPeriod |  | 0..1 | Period | The period or date and time of specimen collection.
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
collectionProcedure |  | 0..1 | EHDSProcedure | The procedure that collects the specimen.
collectionProcedureMethod |  | 0..1 | CodeableConcept | Collection procedure method Binding Description: (preferred): SNOMED CT
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimenCore.collectionProcedureMethod | Base | preferred |  | Not State | Unknown

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSSpecimenCore |  | 0..* | Base | Specimen model Instances of this logical model can be the target of a Reference
identifier |  | 1..* | Identifier | An identifier of the specimen which is unique within in a defined scope.
collectionPeriod |  | 0..1 | Period | The period or date and time of specimen collection.
bodySite |  | 0..1 | EHDSBodyStructure | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
collectionProcedure |  | 0..1 | EHDSProcedure | The procedure that collects the specimen.
collectionProcedureMethod |  | 0..1 | CodeableConcept | Collection procedure method Binding Description: (preferred): SNOMED CT
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSSpecimenCore.collectionProcedureMethod | Base | preferred |  | Not State | Unknown

This structure is derived from Base

Summary

Mandatory: 0 element(1 nested mandatory element)

Other representations of profile: CSV, Excel