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: AllergyIntolerance obligations

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

Obligations for the logical model for allergy intolerance.

Usages:

- This Logical Model Profile is not used by any profiles in this Implementation Guide

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
--- | --- | --- | --- | ---
EHDSAllergyIntolerance |  | 0..* | EHDSAllergyIntolerance | Allergy intolerance model
header |  | 1..1 | Base | Basic metadata for this information
subject | O | 1..1 | EHDSPatient | Patient/subject information
Obligations | Actor
SHALL:able-to-populate | Producer
identifier | O | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Obligations | Actor
SHOULD:able-to-populate | Producer
author[x] |  | 0..* |  | The author of the allergy/intolerance information.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
date | O | 0..1 | dateTime | Date and optionally time of authoring/issuing
Obligations | Actor
SHOULD:able-to-populate | Producer
status | O | 1..1 | CodeableConcept | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. Binding Description: (preferred): HL7 allergy intolerance status
Obligations | Actor
SHALL:able-to-populate | Producer
source |  | 0..1 | CodeableConcept | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
agentOrAllergen | O | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding Description: (preferred): ATC, EMA SPOR SMS, SNOMED CT
Obligations | Actor
SHALL:able-to-populate | Producer
note | O | 0..1 | string | Additional information about the allergy or intolerance
Obligations | Actor
SHOULD:able-to-populate | Producer
criticality | O | 0..1 | CodeableConcept | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. Binding Description: (preferred): HL7 allergy intolerance criticality
Obligations | Actor
SHOULD:able-to-populate | Producer
certainty |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a propensity, or potential risk, of a reaction to the identified substance. Diagnostic and /or clinical evidence of condition Binding Description: (preferred): HL7 allergy intolerance verification
onsetDate |  | 0..1 | dateTime | When allergy or intolerance was identified
endDate |  | 0..1 | dateTime | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition)
reaction |  | 0..* | Base | Adverse reaction events linked to exposure to substance.
agentOrAllergen |  | 0..1 | CodeableConcept | Specific substance or pharmaceutical product considered to be responsible for event
manifestation | O | 0..* | CodeableConcept | Description of the clinical manifestation of the allergic reaction. Example: anaphylactic shock, angioedema. (the clinical manifestation also gives information about the severity of the observed reaction). Binding Description: (preferred): ICD-10, SNOMED CT
Obligations | Actor
SHALL:able-to-populate | Producer
severity |  | 0..1 | CodeableConcept | Severity of the clinical manifestation of the allergic reaction. Binding Description: (preferred): SNOMED CT, HL7 reaction event severity
onset | O | 0..1 | dateTime | Date and time of the onset of the reaction
Obligations | Actor
SHALL:able-to-populate | Producer
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSAllergyIntolerance.​header.status | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​header.language | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​agentOrAllergen | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​criticality | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​certainty | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​reaction.manifestation | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​reaction.severity | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSAllergyIntolerance

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSAllergyIntolerance |  | 0..* | EHDSAllergyIntolerance | Allergy intolerance model
header |  |  |  |
subject | O | 1..1 | EHDSPatient | Patient/subject information
Obligations | Actor
SHALL:able-to-populate | Producer
identifier | O | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Obligations | Actor
SHOULD:able-to-populate | Producer
date | O | 0..1 | dateTime | Date and optionally time of authoring/issuing
Obligations | Actor
SHOULD:able-to-populate | Producer
status | O | 1..1 | CodeableConcept | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc.
Obligations | Actor
SHALL:able-to-populate | Producer
agentOrAllergen | O | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance
Obligations | Actor
SHALL:able-to-populate | Producer
note | O | 0..1 | string | Additional information about the allergy or intolerance
Obligations | Actor
SHOULD:able-to-populate | Producer
criticality | O | 0..1 | CodeableConcept | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance.
Obligations | Actor
SHOULD:able-to-populate | Producer
reaction |  |  |  |
manifestation | O | 0..* | CodeableConcept | Description of the clinical manifestation of the allergic reaction. Example: anaphylactic shock, angioedema. (the clinical manifestation also gives information about the severity of the observed reaction).
Obligations | Actor
SHALL:able-to-populate | Producer
onset | O | 0..1 | dateTime | Date and time of the onset of the reaction
Obligations | Actor
SHALL:able-to-populate | Producer
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSAllergyIntolerance |  | 0..* | EHDSAllergyIntolerance | Allergy intolerance model
header |  | 1..1 | Base | Basic metadata for this information
subject | O | 1..1 | EHDSPatient | Patient/subject information
Obligations | Actor
SHALL:able-to-populate | Producer
identifier | O | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Obligations | Actor
SHOULD:able-to-populate | Producer
author[x] |  | 0..* |  | The author of the allergy/intolerance information.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
date | O | 0..1 | dateTime | Date and optionally time of authoring/issuing
Obligations | Actor
SHOULD:able-to-populate | Producer
status | O | 1..1 | CodeableConcept | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. Binding Description: (preferred): HL7 allergy intolerance status
Obligations | Actor
SHALL:able-to-populate | Producer
source |  | 0..1 | CodeableConcept | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
agentOrAllergen | O | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding Description: (preferred): ATC, EMA SPOR SMS, SNOMED CT
Obligations | Actor
SHALL:able-to-populate | Producer
note | O | 0..1 | string | Additional information about the allergy or intolerance
Obligations | Actor
SHOULD:able-to-populate | Producer
criticality | O | 0..1 | CodeableConcept | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. Binding Description: (preferred): HL7 allergy intolerance criticality
Obligations | Actor
SHOULD:able-to-populate | Producer
certainty |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a propensity, or potential risk, of a reaction to the identified substance. Diagnostic and /or clinical evidence of condition Binding Description: (preferred): HL7 allergy intolerance verification
onsetDate |  | 0..1 | dateTime | When allergy or intolerance was identified
endDate |  | 0..1 | dateTime | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition)
reaction |  | 0..* | Base | Adverse reaction events linked to exposure to substance.
agentOrAllergen |  | 0..1 | CodeableConcept | Specific substance or pharmaceutical product considered to be responsible for event
manifestation | O | 0..* | CodeableConcept | Description of the clinical manifestation of the allergic reaction. Example: anaphylactic shock, angioedema. (the clinical manifestation also gives information about the severity of the observed reaction). Binding Description: (preferred): ICD-10, SNOMED CT
Obligations | Actor
SHALL:able-to-populate | Producer
severity |  | 0..1 | CodeableConcept | Severity of the clinical manifestation of the allergic reaction. Binding Description: (preferred): SNOMED CT, HL7 reaction event severity
onset | O | 0..1 | dateTime | Date and time of the onset of the reaction
Obligations | Actor
SHALL:able-to-populate | Producer
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSAllergyIntolerance.​header.status | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​header.language | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​agentOrAllergen | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​criticality | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​certainty | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​reaction.manifestation | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​reaction.severity | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSAllergyIntolerance

Summary

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSAllergyIntolerance |  | 0..* | EHDSAllergyIntolerance | Allergy intolerance model
header |  | 1..1 | Base | Basic metadata for this information
subject | O | 1..1 | EHDSPatient | Patient/subject information
Obligations | Actor
SHALL:able-to-populate | Producer
identifier | O | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Obligations | Actor
SHOULD:able-to-populate | Producer
author[x] |  | 0..* |  | The author of the allergy/intolerance information.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
date | O | 0..1 | dateTime | Date and optionally time of authoring/issuing
Obligations | Actor
SHOULD:able-to-populate | Producer
status | O | 1..1 | CodeableConcept | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. Binding Description: (preferred): HL7 allergy intolerance status
Obligations | Actor
SHALL:able-to-populate | Producer
source |  | 0..1 | CodeableConcept | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
agentOrAllergen | O | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding Description: (preferred): ATC, EMA SPOR SMS, SNOMED CT
Obligations | Actor
SHALL:able-to-populate | Producer
note | O | 0..1 | string | Additional information about the allergy or intolerance
Obligations | Actor
SHOULD:able-to-populate | Producer
criticality | O | 0..1 | CodeableConcept | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. Binding Description: (preferred): HL7 allergy intolerance criticality
Obligations | Actor
SHOULD:able-to-populate | Producer
certainty |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a propensity, or potential risk, of a reaction to the identified substance. Diagnostic and /or clinical evidence of condition Binding Description: (preferred): HL7 allergy intolerance verification
onsetDate |  | 0..1 | dateTime | When allergy or intolerance was identified
endDate |  | 0..1 | dateTime | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition)
reaction |  | 0..* | Base | Adverse reaction events linked to exposure to substance.
agentOrAllergen |  | 0..1 | CodeableConcept | Specific substance or pharmaceutical product considered to be responsible for event
manifestation | O | 0..* | CodeableConcept | Description of the clinical manifestation of the allergic reaction. Example: anaphylactic shock, angioedema. (the clinical manifestation also gives information about the severity of the observed reaction). Binding Description: (preferred): ICD-10, SNOMED CT
Obligations | Actor
SHALL:able-to-populate | Producer
severity |  | 0..1 | CodeableConcept | Severity of the clinical manifestation of the allergic reaction. Binding Description: (preferred): SNOMED CT, HL7 reaction event severity
onset | O | 0..1 | dateTime | Date and time of the onset of the reaction
Obligations | Actor
SHALL:able-to-populate | Producer
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSAllergyIntolerance.​header.status | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​header.language | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​agentOrAllergen | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​criticality | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​certainty | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​reaction.manifestation | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​reaction.severity | Base | preferred |  | Not State | Unknown

Differential View

This structure is derived from EHDSAllergyIntolerance

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSAllergyIntolerance |  | 0..* | EHDSAllergyIntolerance | Allergy intolerance model
header |  |  |  |
subject | O | 1..1 | EHDSPatient | Patient/subject information
Obligations | Actor
SHALL:able-to-populate | Producer
identifier | O | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Obligations | Actor
SHOULD:able-to-populate | Producer
date | O | 0..1 | dateTime | Date and optionally time of authoring/issuing
Obligations | Actor
SHOULD:able-to-populate | Producer
status | O | 1..1 | CodeableConcept | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc.
Obligations | Actor
SHALL:able-to-populate | Producer
agentOrAllergen | O | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance
Obligations | Actor
SHALL:able-to-populate | Producer
note | O | 0..1 | string | Additional information about the allergy or intolerance
Obligations | Actor
SHOULD:able-to-populate | Producer
criticality | O | 0..1 | CodeableConcept | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance.
Obligations | Actor
SHOULD:able-to-populate | Producer
reaction |  |  |  |
manifestation | O | 0..* | CodeableConcept | Description of the clinical manifestation of the allergic reaction. Example: anaphylactic shock, angioedema. (the clinical manifestation also gives information about the severity of the observed reaction).
Obligations | Actor
SHALL:able-to-populate | Producer
onset | O | 0..1 | dateTime | Date and time of the onset of the reaction
Obligations | Actor
SHALL:able-to-populate | Producer
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSAllergyIntolerance |  | 0..* | EHDSAllergyIntolerance | Allergy intolerance model
header |  | 1..1 | Base | Basic metadata for this information
subject | O | 1..1 | EHDSPatient | Patient/subject information
Obligations | Actor
SHALL:able-to-populate | Producer
identifier | O | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Obligations | Actor
SHOULD:able-to-populate | Producer
author[x] |  | 0..* |  | The author of the allergy/intolerance information.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
date | O | 0..1 | dateTime | Date and optionally time of authoring/issuing
Obligations | Actor
SHOULD:able-to-populate | Producer
status | O | 1..1 | CodeableConcept | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. Binding Description: (preferred): HL7 allergy intolerance status
Obligations | Actor
SHALL:able-to-populate | Producer
source |  | 0..1 | CodeableConcept | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
agentOrAllergen | O | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding Description: (preferred): ATC, EMA SPOR SMS, SNOMED CT
Obligations | Actor
SHALL:able-to-populate | Producer
note | O | 0..1 | string | Additional information about the allergy or intolerance
Obligations | Actor
SHOULD:able-to-populate | Producer
criticality | O | 0..1 | CodeableConcept | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. Binding Description: (preferred): HL7 allergy intolerance criticality
Obligations | Actor
SHOULD:able-to-populate | Producer
certainty |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a propensity, or potential risk, of a reaction to the identified substance. Diagnostic and /or clinical evidence of condition Binding Description: (preferred): HL7 allergy intolerance verification
onsetDate |  | 0..1 | dateTime | When allergy or intolerance was identified
endDate |  | 0..1 | dateTime | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition)
reaction |  | 0..* | Base | Adverse reaction events linked to exposure to substance.
agentOrAllergen |  | 0..1 | CodeableConcept | Specific substance or pharmaceutical product considered to be responsible for event
manifestation | O | 0..* | CodeableConcept | Description of the clinical manifestation of the allergic reaction. Example: anaphylactic shock, angioedema. (the clinical manifestation also gives information about the severity of the observed reaction). Binding Description: (preferred): ICD-10, SNOMED CT
Obligations | Actor
SHALL:able-to-populate | Producer
severity |  | 0..1 | CodeableConcept | Severity of the clinical manifestation of the allergic reaction. Binding Description: (preferred): SNOMED CT, HL7 reaction event severity
onset | O | 0..1 | dateTime | Date and time of the onset of the reaction
Obligations | Actor
SHALL:able-to-populate | Producer
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSAllergyIntolerance.​header.status | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​header.language | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​agentOrAllergen | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​criticality | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​certainty | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​reaction.manifestation | Base | preferred |  | Not State | Unknown
EHDSAllergyIntolerance.​reaction.severity | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSAllergyIntolerance

Summary

Other representations of profile: CSV, Excel