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: EHDSSpecimenCore - Detailed Descriptions

Draft as of 2025-12-03

Definitions for the EHDSSpecimenCore 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. EHDSSpecimenCore
Definition | EHDS refined base model for A sample to be used for Analysis Base definition for all types defined in FHIR type system.
Short | Specimen 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. EHDSSpecimenCore.identifier
Definition | 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.
Short | An identifier of the specimen which is unique within in a defined scope.
Note | This is a business identifier, not a resource identifier (see discussion)
Control | 1..*
Type | Identifier
4. EHDSSpecimenCore.collectionPeriod
Definition | The period or date and time of specimen collection.
Short | The period or date and time of specimen collection.
Control | 0..1
Type | Period
6. EHDSSpecimenCore.bodySite
Definition | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
Short | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure
8. EHDSSpecimenCore.collectionProcedure
Definition | The procedure that collects the specimen.
Short | The procedure that collects the specimen.
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure
10. EHDSSpecimenCore.collectionProcedureMethod
Definition | If relevant for the results, the method of obtaining the specimen.
Short | Collection procedure method
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept

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

0. EHDSSpecimenCore
Definition | EHDS refined base model for A sample to be used for Analysis
Short | Specimen model
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSSpecimenCore.identifier
Definition | 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.
Short | An identifier of the specimen which is unique within in a defined scope.
Note | This is a business identifier, not a resource identifier (see discussion)
Control | 1..*
Type | Identifier
4. EHDSSpecimenCore.collectionPeriod
Definition | The period or date and time of specimen collection.
Short | The period or date and time of specimen collection.
Control | 0..1
Type | Period
6. EHDSSpecimenCore.bodySite
Definition | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
Short | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure
8. EHDSSpecimenCore.collectionProcedure
Definition | The procedure that collects the specimen.
Short | The procedure that collects the specimen.
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure
10. EHDSSpecimenCore.collectionProcedureMethod
Definition | If relevant for the results, the method of obtaining the specimen.
Short | Collection procedure method
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept

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

0. EHDSSpecimenCore
Definition | EHDS refined base model for A sample to be used for Analysis
Short | Specimen model
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSSpecimenCore.identifier
Definition | 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.
Short | An identifier of the specimen which is unique within in a defined scope.
Note | This is a business identifier, not a resource identifier (see discussion)
Control | 1..*
Type | Identifier
4. EHDSSpecimenCore.collectionPeriod
Definition | The period or date and time of specimen collection.
Short | The period or date and time of specimen collection.
Control | 0..1
Type | Period
6. EHDSSpecimenCore.bodySite
Definition | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
Short | Anatomic location (body location, laterality) where the material is collected, e.g. Elbow, left
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure
8. EHDSSpecimenCore.collectionProcedure
Definition | The procedure that collects the specimen.
Short | The procedure that collects the specimen.
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure
10. EHDSSpecimenCore.collectionProcedureMethod
Definition | If relevant for the results, the method of obtaining the specimen.
Short | Collection procedure method
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept