HL7 Europe Imaging Report R4, published by HL7 Europe. This guide is not an authorized publication; it is the continuous build for version 0.1.1-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-eu/imaging-r4/ and changes regularly. See the Directory of published versions
| Draft as of 2025-08-05 | 
Definitions for the EHDSAllergyIntolerance logical model
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSAllergyIntolerance | |
| Definition | EHDS refined base model for allergy/intolerance | 
| Short | Allergy intolerance model | 
| Control | 0..* | 
| Is Modifier | false | 
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | 
| 2. EHDSAllergyIntolerance.header | |
| Definition | Common header for all patient-related data | 
| Short | Common header for all patient-related data | 
| Control | 1..1 | 
| Type | Base | 
| 4. EHDSAllergyIntolerance.header.subject | |
| Definition | Patient/subject information | 
| Short | Subject | 
| Control | 1..1 | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient | 
| 6. EHDSAllergyIntolerance.header.identifier | |
| Definition | Business identifier for the object | 
| Short | Business identifier for the object | 
| Note | This is a business identifier, not a resource identifier (see discussion) | 
| Control | 0..* | 
| Type | Identifier | 
| 8. EHDSAllergyIntolerance.header.authorship | |
| Definition | Resource authoring details | 
| Short | Authorship | 
| Control | 1..* | 
| Type | Base | 
| 10. EHDSAllergyIntolerance.header.authorship.author[x] | |
| Definition | Author(s) by whom the resource was/were authored. Multiple authors could be provided. | 
| Short | Author | 
| Control | 1..1 | 
| Type | Choice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 12. EHDSAllergyIntolerance.header.authorship.datetime | |
| Definition | Date and time of the issuing the document/resource by its author. | 
| Short | Date and time of authoring/issuing | 
| Control | 1..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 14. EHDSAllergyIntolerance.header.lastUpdate | |
| Definition | Date and time of the last update to the document/information | 
| Short | Date and time of the last update to the resource | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 16. EHDSAllergyIntolerance.header.status | |
| Definition | Status of the resource | 
| Short | Status of the resource | 
| Control | 1..1 | 
| Type | CodeableConcept | 
| 18. EHDSAllergyIntolerance.header.statusReason[x] | |
| Definition | Reason for the current status of the resource. | 
| Short | Reason for the current status of the resource. | 
| Control | 0..1 | 
| Type | Choice of: CodeableConcept, string | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 20. EHDSAllergyIntolerance.header.language | |
| Definition | Language in which the resource is written. Language is expressed by the IETF language tag. | 
| Short | Language | 
| Control | 0..1 | 
| Binding | BCP 47 | 
| Type | CodeableConcept | 
| 22. EHDSAllergyIntolerance.header.version | |
| Definition | Business version of the resource. | 
| Short | Version | 
| Note | This is a business version Id, not a resource version Id (see discussion) | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 24. EHDSAllergyIntolerance.presentedForm | |
| Definition | A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document | 
| Short | A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document | 
| Control | 0..* | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSAttachment | 
| 26. EHDSAllergyIntolerance.agentOrAllergen | |
| Definition | A specific allergen or other agent/substance (drug, food, chemical agent, etc.) to which the patient has an adverse reaction propensity. | 
| Short | A specific allergen or other agent/substance (drug, food, chemical agent, etc.) to which the patient has an adverse reaction propensity. | 
| Control | 1..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.24 eHDSIActiveIngredient (ATC, used in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.61 eHDSISubstance (EMA SMS, used in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.19 eHDSIAllergenNoDrug (SCT, used in MH@EU); ICD-11 Allergens | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 28. EHDSAllergyIntolerance.typeOfPropensity | |
| Definition | This element describes whether this condition refers to an allergy, non-allergy intolerance, or unknown class of intolerance (not known to be allergy or intolerance) | 
| Short | This element describes whether this condition refers to an allergy, non-allergy intolerance, or unknown class of intolerance (not known to be allergy or intolerance) | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.18 eHDSIAdverseEventType (SCT, used in MH@EU); http://hl7.org/fhir/ValueSet/allergy-intolerance-type (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU | 
| 30. EHDSAllergyIntolerance.description | |
| Definition | Textual description of the allergy or intolerance | 
| Short | Textual description of the allergy or intolerance | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | eHN PS Guideline, ISO IPS | 
| 32. EHDSAllergyIntolerance.criticality | |
| Definition | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. | 
| Short | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.57 eHDSICriticality (HL7, used in MH@EU); http://hl7.org/fhir/ValueSet/allergy-intolerance-criticality (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 34. EHDSAllergyIntolerance.certainty | |
| Definition | 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 | 
| Short | 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 | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.58 eHDSIAllergyCertainty (HL7, used in MH@EU) ; http://hl7.org/fhir/ValueSet/allergyintolerance-verification (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 36. EHDSAllergyIntolerance.status | |
| Definition | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. | 
| Short | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.59 eHDSIAllergyStatus (HL7, used in MH@EU); http://hl7.org/fhir/ValueSet/allergyintolerance-clinical (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 38. EHDSAllergyIntolerance.onsetDate | |
| Definition | When allergy or intolerance was identified | 
| Short | When allergy or intolerance was identified | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | MyHealth@EU, ISO IPS | 
| 40. EHDSAllergyIntolerance.endDate | |
| Definition | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition) | 
| Short | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition) | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 42. EHDSAllergyIntolerance.reaction | |
| Definition | Adverse Reaction Events linked to exposure to substance. | 
| Short | Adverse Reaction Events linked to exposure to substance. | 
| Control | 0..* | 
| Type | Base | 
| Requirements | ISO IPS (explicit), implicitly in eHN PS Guideline, MH@EU | 
| 44. EHDSAllergyIntolerance.reaction.manifestation | |
| Definition | 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). | 
| Short | 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). | 
| Control | 0..* | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.5 eHDSIIllnessandDisorder (ICD-10, alternative in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.11 eHDSIReactionAllergy (SCT, alternative in MH@EU); ICD-11 MMS | 
| Type | CodeableConcept | 
| Requirements | The element is present in eHN PS GL, MyHealth@EU specifications and ISO IPS. Element name and description is taken from eHN PS GL. Cardinality in MyHealth@EU for this element, used here, is one manifestation per severity and onset, while the cardinality in FHIR IPS IG allows multiple manifestations per severity and onset. | 
| 46. EHDSAllergyIntolerance.reaction.date | |
| Definition | Date and time of allergy manifestation | 
| Short | Date and time of allergy manifestation | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 48. EHDSAllergyIntolerance.reaction.severity | |
| Definition | Severity of the clinical manifestation of the allergic reaction. | 
| Short | Severity of the clinical manifestation of the allergic reaction. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.13 eHDSISeverity (SCT, used in MH@EU); http://hl7.org/fhir/ValueSet/reaction-event-severity (HL7, Required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | The element is present in eHN PS GL, MyHealth@EU specifications and ISO IPS. Element name and description is taken from eHN PS GL. | 
| 50. EHDSAllergyIntolerance.reaction.onsetDate | |
| Definition | Date of the observation of the reaction | 
| Short | Date of the observation of the reaction | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | The element is present in eHN PS GL. Element name and description is taken from eHN PS GL. | 
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSAllergyIntolerance | |
| Definition | EHDS refined base model for allergy/intolerance | 
| Short | Allergy intolerance model | 
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | 
| 2. EHDSAllergyIntolerance.agentOrAllergen | |
| Definition | A specific allergen or other agent/substance (drug, food, chemical agent, etc.) to which the patient has an adverse reaction propensity. | 
| Short | A specific allergen or other agent/substance (drug, food, chemical agent, etc.) to which the patient has an adverse reaction propensity. | 
| Control | 1..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.24 eHDSIActiveIngredient (ATC, used in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.61 eHDSISubstance (EMA SMS, used in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.19 eHDSIAllergenNoDrug (SCT, used in MH@EU); ICD-11 Allergens | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 4. EHDSAllergyIntolerance.typeOfPropensity | |
| Definition | This element describes whether this condition refers to an allergy, non-allergy intolerance, or unknown class of intolerance (not known to be allergy or intolerance) | 
| Short | This element describes whether this condition refers to an allergy, non-allergy intolerance, or unknown class of intolerance (not known to be allergy or intolerance) | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.18 eHDSIAdverseEventType (SCT, used in MH@EU); http://hl7.org/fhir/ValueSet/allergy-intolerance-type (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU | 
| 6. EHDSAllergyIntolerance.description | |
| Definition | Textual description of the allergy or intolerance | 
| Short | Textual description of the allergy or intolerance | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | eHN PS Guideline, ISO IPS | 
| 8. EHDSAllergyIntolerance.criticality | |
| Definition | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. | 
| Short | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.57 eHDSICriticality (HL7, used in MH@EU); http://hl7.org/fhir/ValueSet/allergy-intolerance-criticality (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 10. EHDSAllergyIntolerance.certainty | |
| Definition | 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 | 
| Short | 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 | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.58 eHDSIAllergyCertainty (HL7, used in MH@EU) ; http://hl7.org/fhir/ValueSet/allergyintolerance-verification (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 12. EHDSAllergyIntolerance.status | |
| Definition | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. | 
| Short | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.59 eHDSIAllergyStatus (HL7, used in MH@EU); http://hl7.org/fhir/ValueSet/allergyintolerance-clinical (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 14. EHDSAllergyIntolerance.onsetDate | |
| Definition | When allergy or intolerance was identified | 
| Short | When allergy or intolerance was identified | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | MyHealth@EU, ISO IPS | 
| 16. EHDSAllergyIntolerance.endDate | |
| Definition | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition) | 
| Short | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition) | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 18. EHDSAllergyIntolerance.reaction | |
| Definition | Adverse Reaction Events linked to exposure to substance. | 
| Short | Adverse Reaction Events linked to exposure to substance. | 
| Control | 0..* | 
| Type | Base | 
| Requirements | ISO IPS (explicit), implicitly in eHN PS Guideline, MH@EU | 
| 20. EHDSAllergyIntolerance.reaction.manifestation | |
| Definition | 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). | 
| Short | 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). | 
| Control | 0..* | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.5 eHDSIIllnessandDisorder (ICD-10, alternative in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.11 eHDSIReactionAllergy (SCT, alternative in MH@EU); ICD-11 MMS | 
| Type | CodeableConcept | 
| Requirements | The element is present in eHN PS GL, MyHealth@EU specifications and ISO IPS. Element name and description is taken from eHN PS GL. Cardinality in MyHealth@EU for this element, used here, is one manifestation per severity and onset, while the cardinality in FHIR IPS IG allows multiple manifestations per severity and onset. | 
| 22. EHDSAllergyIntolerance.reaction.date | |
| Definition | Date and time of allergy manifestation | 
| Short | Date and time of allergy manifestation | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 24. EHDSAllergyIntolerance.reaction.severity | |
| Definition | Severity of the clinical manifestation of the allergic reaction. | 
| Short | Severity of the clinical manifestation of the allergic reaction. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.13 eHDSISeverity (SCT, used in MH@EU); http://hl7.org/fhir/ValueSet/reaction-event-severity (HL7, Required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | The element is present in eHN PS GL, MyHealth@EU specifications and ISO IPS. Element name and description is taken from eHN PS GL. | 
| 26. EHDSAllergyIntolerance.reaction.onsetDate | |
| Definition | Date of the observation of the reaction | 
| Short | Date of the observation of the reaction | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | The element is present in eHN PS GL. Element name and description is taken from eHN PS GL. | 
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSAllergyIntolerance | |
| Definition | EHDS refined base model for allergy/intolerance | 
| Short | Allergy intolerance model | 
| Control | 0..* | 
| Is Modifier | false | 
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | 
| 2. EHDSAllergyIntolerance.header | |
| Definition | Common header for all patient-related data | 
| Short | Common header for all patient-related data | 
| Control | 1..1 | 
| Type | Base | 
| 4. EHDSAllergyIntolerance.header.subject | |
| Definition | Patient/subject information | 
| Short | Subject | 
| Control | 1..1 | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient | 
| 6. EHDSAllergyIntolerance.header.identifier | |
| Definition | Business identifier for the object | 
| Short | Business identifier for the object | 
| Note | This is a business identifier, not a resource identifier (see discussion) | 
| Control | 0..* | 
| Type | Identifier | 
| 8. EHDSAllergyIntolerance.header.authorship | |
| Definition | Resource authoring details | 
| Short | Authorship | 
| Control | 1..* | 
| Type | Base | 
| 10. EHDSAllergyIntolerance.header.authorship.author[x] | |
| Definition | Author(s) by whom the resource was/were authored. Multiple authors could be provided. | 
| Short | Author | 
| Control | 1..1 | 
| Type | Choice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 12. EHDSAllergyIntolerance.header.authorship.datetime | |
| Definition | Date and time of the issuing the document/resource by its author. | 
| Short | Date and time of authoring/issuing | 
| Control | 1..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 14. EHDSAllergyIntolerance.header.lastUpdate | |
| Definition | Date and time of the last update to the document/information | 
| Short | Date and time of the last update to the resource | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 16. EHDSAllergyIntolerance.header.status | |
| Definition | Status of the resource | 
| Short | Status of the resource | 
| Control | 1..1 | 
| Type | CodeableConcept | 
| 18. EHDSAllergyIntolerance.header.statusReason[x] | |
| Definition | Reason for the current status of the resource. | 
| Short | Reason for the current status of the resource. | 
| Control | 0..1 | 
| Type | Choice of: CodeableConcept, string | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 20. EHDSAllergyIntolerance.header.language | |
| Definition | Language in which the resource is written. Language is expressed by the IETF language tag. | 
| Short | Language | 
| Control | 0..1 | 
| Binding | BCP 47 | 
| Type | CodeableConcept | 
| 22. EHDSAllergyIntolerance.header.version | |
| Definition | Business version of the resource. | 
| Short | Version | 
| Note | This is a business version Id, not a resource version Id (see discussion) | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 24. EHDSAllergyIntolerance.presentedForm | |
| Definition | A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document | 
| Short | A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document | 
| Control | 0..* | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSAttachment | 
| 26. EHDSAllergyIntolerance.agentOrAllergen | |
| Definition | A specific allergen or other agent/substance (drug, food, chemical agent, etc.) to which the patient has an adverse reaction propensity. | 
| Short | A specific allergen or other agent/substance (drug, food, chemical agent, etc.) to which the patient has an adverse reaction propensity. | 
| Control | 1..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.24 eHDSIActiveIngredient (ATC, used in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.61 eHDSISubstance (EMA SMS, used in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.19 eHDSIAllergenNoDrug (SCT, used in MH@EU); ICD-11 Allergens | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 28. EHDSAllergyIntolerance.typeOfPropensity | |
| Definition | This element describes whether this condition refers to an allergy, non-allergy intolerance, or unknown class of intolerance (not known to be allergy or intolerance) | 
| Short | This element describes whether this condition refers to an allergy, non-allergy intolerance, or unknown class of intolerance (not known to be allergy or intolerance) | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.18 eHDSIAdverseEventType (SCT, used in MH@EU); http://hl7.org/fhir/ValueSet/allergy-intolerance-type (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU | 
| 30. EHDSAllergyIntolerance.description | |
| Definition | Textual description of the allergy or intolerance | 
| Short | Textual description of the allergy or intolerance | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | eHN PS Guideline, ISO IPS | 
| 32. EHDSAllergyIntolerance.criticality | |
| Definition | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. | 
| Short | Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.57 eHDSICriticality (HL7, used in MH@EU); http://hl7.org/fhir/ValueSet/allergy-intolerance-criticality (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 34. EHDSAllergyIntolerance.certainty | |
| Definition | 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 | 
| Short | 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 | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.58 eHDSIAllergyCertainty (HL7, used in MH@EU) ; http://hl7.org/fhir/ValueSet/allergyintolerance-verification (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 36. EHDSAllergyIntolerance.status | |
| Definition | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. | 
| Short | Current status of the allergy or intolerance, for example, whether it is active, in remission, resolved, etc. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.59 eHDSIAllergyStatus (HL7, used in MH@EU); http://hl7.org/fhir/ValueSet/allergyintolerance-clinical (HL7, required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 38. EHDSAllergyIntolerance.onsetDate | |
| Definition | When allergy or intolerance was identified | 
| Short | When allergy or intolerance was identified | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | MyHealth@EU, ISO IPS | 
| 40. EHDSAllergyIntolerance.endDate | |
| Definition | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition) | 
| Short | Date of resolution of the allergy (e.g. when the clinician deemed there is no longer any need to track the underlying condition) | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | 
| 42. EHDSAllergyIntolerance.reaction | |
| Definition | Adverse Reaction Events linked to exposure to substance. | 
| Short | Adverse Reaction Events linked to exposure to substance. | 
| Control | 0..* | 
| Type | Base | 
| Requirements | ISO IPS (explicit), implicitly in eHN PS Guideline, MH@EU | 
| 44. EHDSAllergyIntolerance.reaction.manifestation | |
| Definition | 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). | 
| Short | 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). | 
| Control | 0..* | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.5 eHDSIIllnessandDisorder (ICD-10, alternative in MH@EU); 1.3.6.1.4.1.12559.11.10.1.3.1.42.11 eHDSIReactionAllergy (SCT, alternative in MH@EU); ICD-11 MMS | 
| Type | CodeableConcept | 
| Requirements | The element is present in eHN PS GL, MyHealth@EU specifications and ISO IPS. Element name and description is taken from eHN PS GL. Cardinality in MyHealth@EU for this element, used here, is one manifestation per severity and onset, while the cardinality in FHIR IPS IG allows multiple manifestations per severity and onset. | 
| 46. EHDSAllergyIntolerance.reaction.date | |
| Definition | Date and time of allergy manifestation | 
| Short | Date and time of allergy manifestation | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 48. EHDSAllergyIntolerance.reaction.severity | |
| Definition | Severity of the clinical manifestation of the allergic reaction. | 
| Short | Severity of the clinical manifestation of the allergic reaction. | 
| Control | 0..1 | 
| Binding | 1.3.6.1.4.1.12559.11.10.1.3.1.42.13 eHDSISeverity (SCT, used in MH@EU); http://hl7.org/fhir/ValueSet/reaction-event-severity (HL7, Required in HL7 FHIR) | 
| Type | CodeableConcept | 
| Requirements | The element is present in eHN PS GL, MyHealth@EU specifications and ISO IPS. Element name and description is taken from eHN PS GL. | 
| 50. EHDSAllergyIntolerance.reaction.onsetDate | |
| Definition | Date of the observation of the reaction | 
| Short | Date of the observation of the reaction | 
| Control | 0..1 | 
| Type | dateTime | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Requirements | The element is present in eHN PS GL. Element name and description is taken from eHN PS GL. |