HL7 Europe Imaging Study Report, published by HL7 Europe. This guide is not an authorized publication; it is the continuous build for version 0.1.0-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/oijauregui/ehdsimaging/ and changes regularly. See the Directory of published versions
| Draft as of 2025-08-05 | 
Definitions for the EHDSSubstance logical model.
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSSubstance | |
| Definition | EHDS refined base model for Substance Base definition for all types defined in FHIR type system. | 
| Short | Substance 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. EHDSSubstance.identifier | |
| Definition | Unique identifier for the substance. For an instance, an identifier associated with the package/container (usually a label affixed directly). | 
| Short | Identifier | 
| Note | This is a business identifier, not a resource identifier (see discussion) | 
| Control | 0..* | 
| Type | Identifier | 
| 4. EHDSSubstance.code | |
| Definition | A code (or set of codes) that identify this substance. | 
| Short | Code | 
| Control | 0..* | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 6. EHDSSubstance.description | |
| Definition | A description of the substance - its appearance, handling requirements, and other usage notes. | 
| Short | Description | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 8. EHDSSubstance.expiry | |
| Definition | When the substance is no longer valid to use. | 
| Short | Expiry | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 10. EHDSSubstance.quantity | |
| Definition | The amount of the substance. | 
| Short | Quantity | 
| Control | 0..1 | 
| Type | Quantity | 
| 12. EHDSSubstance.ingredients | |
| Definition | Composition information about the substance | 
| Short | Ingredients | 
| Control | 0..* | 
| Type | Base | 
| 14. EHDSSubstance.ingredients.quantity | |
| Definition | The amount of the ingredient in the substance - a concentration ratio. | 
| Short | Quantity | 
| Control | 0..1 | 
| Type | Ratio | 
| 16. EHDSSubstance.ingredients.substance | |
| Definition | Another substance that is a component of this substance. | 
| Short | Substance | 
| Control | 1..1 | 
| Type | Reference(Substance model) | 
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSSubstance | |
| Definition | EHDS refined base model for Substance | 
| Short | Substance model | 
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | 
| 2. EHDSSubstance.identifier | |
| Definition | Unique identifier for the substance. For an instance, an identifier associated with the package/container (usually a label affixed directly). | 
| Short | Identifier | 
| Note | This is a business identifier, not a resource identifier (see discussion) | 
| Control | 0..* | 
| Type | Identifier | 
| 4. EHDSSubstance.code | |
| Definition | A code (or set of codes) that identify this substance. | 
| Short | Code | 
| Control | 0..* | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 6. EHDSSubstance.description | |
| Definition | A description of the substance - its appearance, handling requirements, and other usage notes. | 
| Short | Description | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 8. EHDSSubstance.expiry | |
| Definition | When the substance is no longer valid to use. | 
| Short | Expiry | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 10. EHDSSubstance.quantity | |
| Definition | The amount of the substance. | 
| Short | Quantity | 
| Control | 0..1 | 
| Type | Quantity | 
| 12. EHDSSubstance.ingredients | |
| Definition | Composition information about the substance | 
| Short | Ingredients | 
| Control | 0..* | 
| Type | Base | 
| 14. EHDSSubstance.ingredients.quantity | |
| Definition | The amount of the ingredient in the substance - a concentration ratio. | 
| Short | Quantity | 
| Control | 0..1 | 
| Type | Ratio | 
| 16. EHDSSubstance.ingredients.substance | |
| Definition | Another substance that is a component of this substance. | 
| Short | Substance | 
| Control | 1..1 | 
| Type | Reference(Substance model) | 
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSSubstance | |
| Definition | EHDS refined base model for Substance | 
| Short | Substance model | 
| Control | 0..* | 
| Is Modifier | false | 
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | 
| 2. EHDSSubstance.identifier | |
| Definition | Unique identifier for the substance. For an instance, an identifier associated with the package/container (usually a label affixed directly). | 
| Short | Identifier | 
| Note | This is a business identifier, not a resource identifier (see discussion) | 
| Control | 0..* | 
| Type | Identifier | 
| 4. EHDSSubstance.code | |
| Definition | A code (or set of codes) that identify this substance. | 
| Short | Code | 
| Control | 0..* | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 6. EHDSSubstance.description | |
| Definition | A description of the substance - its appearance, handling requirements, and other usage notes. | 
| Short | Description | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 8. EHDSSubstance.expiry | |
| Definition | When the substance is no longer valid to use. | 
| Short | Expiry | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 10. EHDSSubstance.quantity | |
| Definition | The amount of the substance. | 
| Short | Quantity | 
| Control | 0..1 | 
| Type | Quantity | 
| 12. EHDSSubstance.ingredients | |
| Definition | Composition information about the substance | 
| Short | Ingredients | 
| Control | 0..* | 
| Type | Base | 
| 14. EHDSSubstance.ingredients.quantity | |
| Definition | The amount of the ingredient in the substance - a concentration ratio. | 
| Short | Quantity | 
| Control | 0..1 | 
| Type | Ratio | 
| 16. EHDSSubstance.ingredients.substance | |
| Definition | Another substance that is a component of this substance. | 
| Short | Substance | 
| Control | 1..1 | 
| Type | Reference(Substance model) |