HL7 Europe Base and Core FHIR IG
2.0.0 - trial-use 150

HL7 Europe Base and Core FHIR IG, published by HL7 Europe. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/patrick-werner/base/ and changes regularly. See the Directory of published versions

## Resource Profile: AllergyIntolerance (EU core)

Official URL: http://hl7.eu/fhir/base/StructureDefinition/allergyIntolerance-eu-core | Version: 2.0.0
Standards status: Trial-use | Maturity Level: 2 | Computable Name: AllergyIntoleranceEuCore
Copyright/Legal: Copyright HL7 Europe. Licensed under creative commons public domain (CC0 1.0).

This profile introduces essential constraints and extensions for the AllergyIntolerance resource that apply across multiple use cases.

Usages:

- Examples for this Profile: AllergyIntolerance/allergyintolerance-eu-core-example

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
--- | --- | --- | --- | ---
AllergyIntolerance | C | 0..* | AllergyIntolerance | Allergy or Intolerance (generally: Risk of adverse reaction to a substance) Constraints: ait-1, ait-2
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the allergy or intolerance content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:abatement |  | 0..1 | (Complex) | When the allergy or intolerance resolved URL: http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement"
Slices for value[x] |  | 1..1 |  | Value of extension Slice: Unordered, Open by type:$this
valueDateTime |  |  | dateTime |
valueAge |  |  | Age |
valuePeriod |  |  | Period |
valueRange |  |  | Range |
valueString |  |  | string |
Slices for value[x] |  |  |  | Content/Rules for all slices
value[x]:valueDateTime |  | 0..1 | dateTime | End date
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier | Σ | 0..* | Identifier | Business identifier for the allergy or intolerance
clinicalStatus | ?!Σ C | 0..1 | CodeableConcept | Current allergy or Intolerance status Binding: AllergyIntoleranceClinicalStatusCodes (required): The clinical status of the allergy or intolerance.
verificationStatus | ?!Σ C | 0..1 | CodeableConcept | Certainty Binding: AllergyIntoleranceVerificationStatusCodes (required): Assertion about certainty associated with a propensity, or potential risk, of a reaction to the identified substance.
type | Σ | 0..1 | code | Type of propensity Binding: AllergyIntoleranceType (required): Identification of the underlying physiological mechanism for a Reaction Risk.
criticality | Σ | 0..1 | code | Criticality Binding: AllergyIntoleranceCriticality (required): Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance.
code | Σ | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding: Allergies & Intolerances - IPS (preferred): Type of the substance/product, allergy or intolerance condition or a code for absent/unknown allergy.
Additional Bindings | Purpose
eHDSI Allergen No Drug | Preferred
WHO ATC - IPS | Preferred
patient | Σ | 1..1 | Reference(Patient (EU core)) | Who the allergy or intolerance concerns
Slices for onset[x] |  | 0..1 |  | Date of onset of the allergy or intolerance Slice: Unordered, Open by type:$this
onsetDateTime |  |  | dateTime |
onsetAge |  |  | Age |
onsetPeriod |  |  | Period |
onsetRange |  |  | Range |
onsetString |  |  | string |
onset[x]:onsetDateTime |  | 0..1 | dateTime | Onset date
recordedDate |  | 0..1 | dateTime | Date when the allergy or intolerance was recorded
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole | Patient | RelatedPerson) | Who recorded the allergy or intolerance
asserter | Σ | 0..1 | Reference(Patient | RelatedPerson | Practitioner | PractitionerRole) | Who asserts the allergy or intolerance
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
AllergyIntolerance.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std.
AllergyIntolerance.clinicalStatus | Base | required | AllergyIntolerance Clinical Status Codes | 📍4.0.1 | FHIR Std.
AllergyIntolerance.verificationStatus | Base | required | AllergyIntolerance Verification Status Codes | 📍4.0.1 | FHIR Std.
AllergyIntolerance.type | Base | required | AllergyIntoleranceType | 📍4.0.1 | FHIR Std.
AllergyIntolerance.criticality | Base | required | AllergyIntoleranceCriticality | 📍4.0.1 | FHIR Std.
AllergyIntolerance.code | Base | preferred | Allergies & Intolerances - IPS | ⏿2.0.0 | tx.hl7europe.eu

#### Constraints

Id | Grade | Path(s) | Description | Expression
ait-1 | error | AllergyIntolerance | AllergyIntolerance.clinicalStatus SHALL be present if verificationStatus is not entered-in-error. | `verificationStatus.coding.where(system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' and code = 'entered-in-error').exists() or clinicalStatus.exists()`
ait-2 | error | AllergyIntolerance | AllergyIntolerance.clinicalStatus SHALL NOT be present if verification Status is entered-in-error | `verificationStatus.coding.where(system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' and code = 'entered-in-error').empty() or clinicalStatus.empty()`
dom-2 | error | AllergyIntolerance | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | AllergyIntolerance | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | AllergyIntolerance | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | AllergyIntolerance | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | AllergyIntolerance | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`

This structure is derived from AllergyIntolerance

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
AllergyIntolerance |  | 0..* | AllergyIntolerance | Allergy or Intolerance (generally: Risk of adverse reaction to a substance)
language |  | 0..1 | code | Language of the allergy or intolerance content
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:abatement |  | 0..1 | (Complex) | When the allergy or intolerance resolved URL: http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement
Slices for value[x] |  | 1..1 | dateTime, Age, Period, Range, string | Value of extension Slice: Unordered, Open by type:$this
Slices for value[x] |  |  |  | Content/Rules for all slices
value[x]:valueDateTime |  | 0..1 | dateTime | End date
identifier |  | 0..* | Identifier | Business identifier for the allergy or intolerance
clinicalStatus |  | 0..1 | CodeableConcept | Current allergy or Intolerance status
verificationStatus |  | 0..1 | CodeableConcept | Certainty
type |  | 0..1 | code | Type of propensity
criticality |  | 0..1 | code | Criticality
code |  | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding: Allergies & Intolerances - IPS (preferred): Type of the substance/product, allergy or intolerance condition or a code for absent/unknown allergy.
Additional Bindings | Purpose
eHDSI Allergen No Drug | Preferred
WHO ATC - IPS | Preferred
patient |  | 1..1 | Reference(Patient (EU core)) | Who the allergy or intolerance concerns
Slices for onset[x] |  | 0..1 | dateTime, Age, Period, Range, string | Date of onset of the allergy or intolerance Slice: Unordered, Open by type:$this
onset[x]:onsetDateTime |  | 0..1 | dateTime | Onset date
recordedDate |  | 0..1 | dateTime | Date when the allergy or intolerance was recorded
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole | Patient | RelatedPerson) | Who recorded the allergy or intolerance
asserter |  | 0..1 | Reference(Patient | RelatedPerson | Practitioner | PractitionerRole) | Who asserts the allergy or intolerance
note |  |  |  |
text |  | 1..1 | markdown | Additional information about the allergy or intolerance
reaction |  |  |  |
substance |  | 0..1 | CodeableConcept | Specific substance or pharmaceutical product considered to be responsible for event Binding: eHDSI Allergen No Drug (example)
manifestation |  | 1..* | CodeableConcept | Clinical symptoms/signs associated with the Event Binding: Allergy Reaction - IPS (preferred): Type of allergy or intolerance reaction expected to be used in MyHealth@EU
Additional Bindings | Purpose
eHDSI Reaction Allergy | Preferred
onset |  | 0..1 | dateTime | Reaction onset
severity |  | 0..1 | code | Reaction severity
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
AllergyIntolerance.code | Base | preferred | Allergies & Intolerances - IPS | ⏿2.0.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​substance | Base | example | eHDSI Allergen No Drug | ⏿0.2.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​manifestation | Base | preferred | Allergy Reaction - IPS | ⏿2.0.0 | tx.hl7europe.eu

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
AllergyIntolerance | C | 0..* | AllergyIntolerance | Allergy or Intolerance (generally: Risk of adverse reaction to a substance) Constraints: ait-1, ait-2
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the allergy or intolerance content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:abatement |  | 0..1 | (Complex) | When the allergy or intolerance resolved URL: http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement
id |  | 0..1 | id | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement"
Slices for value[x] |  | 1..1 |  | Value of extension Slice: Unordered, Open by type:$this
valueDateTime |  |  | dateTime |
valueAge |  |  | Age |
valuePeriod |  |  | Period |
valueRange |  |  | Range |
valueString |  |  | string |
Slices for value[x] |  |  |  | Content/Rules for all slices
value[x]:valueDateTime |  | 0..1 | dateTime | End date
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier | Σ | 0..* | Identifier | Business identifier for the allergy or intolerance
clinicalStatus | ?!Σ C | 0..1 | CodeableConcept | Current allergy or Intolerance status Binding: AllergyIntoleranceClinicalStatusCodes (required): The clinical status of the allergy or intolerance.
verificationStatus | ?!Σ C | 0..1 | CodeableConcept | Certainty Binding: AllergyIntoleranceVerificationStatusCodes (required): Assertion about certainty associated with a propensity, or potential risk, of a reaction to the identified substance.
type | Σ | 0..1 | code | Type of propensity Binding: AllergyIntoleranceType (required): Identification of the underlying physiological mechanism for a Reaction Risk.
category | Σ | 0..* | code | food | medication | environment | biologic Binding: AllergyIntoleranceCategory (required): Category of an identified substance associated with allergies or intolerances.
criticality | Σ | 0..1 | code | Criticality Binding: AllergyIntoleranceCriticality (required): Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance.
code | Σ | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding: Allergies & Intolerances - IPS (preferred): Type of the substance/product, allergy or intolerance condition or a code for absent/unknown allergy.
Additional Bindings | Purpose
eHDSI Allergen No Drug | Preferred
WHO ATC - IPS | Preferred
patient | Σ | 1..1 | Reference(Patient (EU core)) | Who the allergy or intolerance concerns
encounter |  | 0..1 | Reference(Encounter) | Encounter when the allergy or intolerance was asserted
Slices for onset[x] |  | 0..1 |  | Date of onset of the allergy or intolerance Slice: Unordered, Open by type:$this
onsetDateTime |  |  | dateTime |
onsetAge |  |  | Age |
onsetPeriod |  |  | Period |
onsetRange |  |  | Range |
onsetString |  |  | string |
onset[x]:onsetDateTime |  | 0..1 | dateTime | Onset date
recordedDate |  | 0..1 | dateTime | Date when the allergy or intolerance was recorded
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole | Patient | RelatedPerson) | Who recorded the allergy or intolerance
asserter | Σ | 0..1 | Reference(Patient | RelatedPerson | Practitioner | PractitionerRole) | Who asserts the allergy or intolerance
lastOccurrence |  | 0..1 | dateTime | Date(/time) of last known occurrence of a reaction
note |  | 0..* | Annotation | Additional text not captured in other fields
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
author[x] | Σ | 0..1 |  | Individual responsible for the annotation
authorReference |  |  | Reference(Practitioner | Patient | RelatedPerson | Organization) |
authorString |  |  | string |
time | Σ | 0..1 | dateTime | When the annotation was made
text | Σ | 1..1 | markdown | Additional information about the allergy or intolerance
reaction |  | 0..* | BackboneElement | Adverse Reaction Events linked to exposure to substance
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
substance |  | 0..1 | CodeableConcept | Specific substance or pharmaceutical product considered to be responsible for event Binding: eHDSI Allergen No Drug (example)
manifestation |  | 1..* | CodeableConcept | Clinical symptoms/signs associated with the Event Binding: Allergy Reaction - IPS (preferred): Type of allergy or intolerance reaction expected to be used in MyHealth@EU
Additional Bindings | Purpose
eHDSI Reaction Allergy | Preferred
description |  | 0..1 | string | Description of the event as a whole
onset |  | 0..1 | dateTime | Reaction onset
severity |  | 0..1 | code | Reaction severity Binding: AllergyIntoleranceSeverity (required): Clinical assessment of the severity of a reaction event as a whole, potentially considering multiple different manifestations.
exposureRoute |  | 0..1 | CodeableConcept | How the subject was exposed to the substance Binding: SNOMEDCTRouteCodes (example): A coded concept describing the route or physiological path of administration of a therapeutic agent into or onto the body of a subject.
note |  | 0..* | Annotation | Text about event not captured in other fields
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
AllergyIntolerance.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std.
AllergyIntolerance.clinicalStatus | Base | required | AllergyIntolerance Clinical Status Codes | 📍4.0.1 | FHIR Std.
AllergyIntolerance.verificationStatus | Base | required | AllergyIntolerance Verification Status Codes | 📍4.0.1 | FHIR Std.
AllergyIntolerance.type | Base | required | AllergyIntoleranceType | 📍4.0.1 | FHIR Std.
AllergyIntolerance.category | Base | required | AllergyIntoleranceCategory | 📍4.0.1 | FHIR Std.
AllergyIntolerance.criticality | Base | required | AllergyIntoleranceCriticality | 📍4.0.1 | FHIR Std.
AllergyIntolerance.code | Base | preferred | Allergies & Intolerances - IPS | ⏿2.0.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​substance | Base | example | eHDSI Allergen No Drug | ⏿0.2.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​manifestation | Base | preferred | Allergy Reaction - IPS | ⏿2.0.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​severity | Base | required | AllergyIntoleranceSeverity | 📍4.0.1 | FHIR Std.
AllergyIntolerance.reaction.​exposureRoute | Base | example | SNOMED CT Route Codes | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
ait-1 | error | AllergyIntolerance | AllergyIntolerance.clinicalStatus SHALL be present if verificationStatus is not entered-in-error. | `verificationStatus.coding.where(system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' and code = 'entered-in-error').exists() or clinicalStatus.exists()`
ait-2 | error | AllergyIntolerance | AllergyIntolerance.clinicalStatus SHALL NOT be present if verification Status is entered-in-error | `verificationStatus.coding.where(system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' and code = 'entered-in-error').empty() or clinicalStatus.empty()`
dom-2 | error | AllergyIntolerance | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | AllergyIntolerance | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | AllergyIntolerance | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | AllergyIntolerance | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | AllergyIntolerance | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`

This structure is derived from AllergyIntolerance

Summary

Mandatory: 1 element

Structures

This structure refers to these other structures:

- Patient (EU core) (http://hl7.eu/fhir/base/StructureDefinition/patient-eu-core)

Extensions

This structure refers to these extensions:

- http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement

Slices

This structure defines the following Slices:

- The element 1 is sliced based on the value of AllergyIntolerance.extension.value[x]
- The element 1 is sliced based on the value of AllergyIntolerance.onset[x]

Maturity: 2

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
AllergyIntolerance | C | 0..* | AllergyIntolerance | Allergy or Intolerance (generally: Risk of adverse reaction to a substance) Constraints: ait-1, ait-2
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the allergy or intolerance content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:abatement |  | 0..1 | (Complex) | When the allergy or intolerance resolved URL: http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement"
Slices for value[x] |  | 1..1 |  | Value of extension Slice: Unordered, Open by type:$this
valueDateTime |  |  | dateTime |
valueAge |  |  | Age |
valuePeriod |  |  | Period |
valueRange |  |  | Range |
valueString |  |  | string |
Slices for value[x] |  |  |  | Content/Rules for all slices
value[x]:valueDateTime |  | 0..1 | dateTime | End date
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier | Σ | 0..* | Identifier | Business identifier for the allergy or intolerance
clinicalStatus | ?!Σ C | 0..1 | CodeableConcept | Current allergy or Intolerance status Binding: AllergyIntoleranceClinicalStatusCodes (required): The clinical status of the allergy or intolerance.
verificationStatus | ?!Σ C | 0..1 | CodeableConcept | Certainty Binding: AllergyIntoleranceVerificationStatusCodes (required): Assertion about certainty associated with a propensity, or potential risk, of a reaction to the identified substance.
type | Σ | 0..1 | code | Type of propensity Binding: AllergyIntoleranceType (required): Identification of the underlying physiological mechanism for a Reaction Risk.
criticality | Σ | 0..1 | code | Criticality Binding: AllergyIntoleranceCriticality (required): Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance.
code | Σ | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding: Allergies & Intolerances - IPS (preferred): Type of the substance/product, allergy or intolerance condition or a code for absent/unknown allergy.
Additional Bindings | Purpose
eHDSI Allergen No Drug | Preferred
WHO ATC - IPS | Preferred
patient | Σ | 1..1 | Reference(Patient (EU core)) | Who the allergy or intolerance concerns
Slices for onset[x] |  | 0..1 |  | Date of onset of the allergy or intolerance Slice: Unordered, Open by type:$this
onsetDateTime |  |  | dateTime |
onsetAge |  |  | Age |
onsetPeriod |  |  | Period |
onsetRange |  |  | Range |
onsetString |  |  | string |
onset[x]:onsetDateTime |  | 0..1 | dateTime | Onset date
recordedDate |  | 0..1 | dateTime | Date when the allergy or intolerance was recorded
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole | Patient | RelatedPerson) | Who recorded the allergy or intolerance
asserter | Σ | 0..1 | Reference(Patient | RelatedPerson | Practitioner | PractitionerRole) | Who asserts the allergy or intolerance
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
AllergyIntolerance.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std.
AllergyIntolerance.clinicalStatus | Base | required | AllergyIntolerance Clinical Status Codes | 📍4.0.1 | FHIR Std.
AllergyIntolerance.verificationStatus | Base | required | AllergyIntolerance Verification Status Codes | 📍4.0.1 | FHIR Std.
AllergyIntolerance.type | Base | required | AllergyIntoleranceType | 📍4.0.1 | FHIR Std.
AllergyIntolerance.criticality | Base | required | AllergyIntoleranceCriticality | 📍4.0.1 | FHIR Std.
AllergyIntolerance.code | Base | preferred | Allergies & Intolerances - IPS | ⏿2.0.0 | tx.hl7europe.eu

#### Constraints

Id | Grade | Path(s) | Description | Expression
ait-1 | error | AllergyIntolerance | AllergyIntolerance.clinicalStatus SHALL be present if verificationStatus is not entered-in-error. | `verificationStatus.coding.where(system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' and code = 'entered-in-error').exists() or clinicalStatus.exists()`
ait-2 | error | AllergyIntolerance | AllergyIntolerance.clinicalStatus SHALL NOT be present if verification Status is entered-in-error | `verificationStatus.coding.where(system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' and code = 'entered-in-error').empty() or clinicalStatus.empty()`
dom-2 | error | AllergyIntolerance | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | AllergyIntolerance | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | AllergyIntolerance | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | AllergyIntolerance | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | AllergyIntolerance | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`

Differential View

This structure is derived from AllergyIntolerance

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
AllergyIntolerance |  | 0..* | AllergyIntolerance | Allergy or Intolerance (generally: Risk of adverse reaction to a substance)
language |  | 0..1 | code | Language of the allergy or intolerance content
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:abatement |  | 0..1 | (Complex) | When the allergy or intolerance resolved URL: http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement
Slices for value[x] |  | 1..1 | dateTime, Age, Period, Range, string | Value of extension Slice: Unordered, Open by type:$this
Slices for value[x] |  |  |  | Content/Rules for all slices
value[x]:valueDateTime |  | 0..1 | dateTime | End date
identifier |  | 0..* | Identifier | Business identifier for the allergy or intolerance
clinicalStatus |  | 0..1 | CodeableConcept | Current allergy or Intolerance status
verificationStatus |  | 0..1 | CodeableConcept | Certainty
type |  | 0..1 | code | Type of propensity
criticality |  | 0..1 | code | Criticality
code |  | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding: Allergies & Intolerances - IPS (preferred): Type of the substance/product, allergy or intolerance condition or a code for absent/unknown allergy.
Additional Bindings | Purpose
eHDSI Allergen No Drug | Preferred
WHO ATC - IPS | Preferred
patient |  | 1..1 | Reference(Patient (EU core)) | Who the allergy or intolerance concerns
Slices for onset[x] |  | 0..1 | dateTime, Age, Period, Range, string | Date of onset of the allergy or intolerance Slice: Unordered, Open by type:$this
onset[x]:onsetDateTime |  | 0..1 | dateTime | Onset date
recordedDate |  | 0..1 | dateTime | Date when the allergy or intolerance was recorded
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole | Patient | RelatedPerson) | Who recorded the allergy or intolerance
asserter |  | 0..1 | Reference(Patient | RelatedPerson | Practitioner | PractitionerRole) | Who asserts the allergy or intolerance
note |  |  |  |
text |  | 1..1 | markdown | Additional information about the allergy or intolerance
reaction |  |  |  |
substance |  | 0..1 | CodeableConcept | Specific substance or pharmaceutical product considered to be responsible for event Binding: eHDSI Allergen No Drug (example)
manifestation |  | 1..* | CodeableConcept | Clinical symptoms/signs associated with the Event Binding: Allergy Reaction - IPS (preferred): Type of allergy or intolerance reaction expected to be used in MyHealth@EU
Additional Bindings | Purpose
eHDSI Reaction Allergy | Preferred
onset |  | 0..1 | dateTime | Reaction onset
severity |  | 0..1 | code | Reaction severity
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
AllergyIntolerance.code | Base | preferred | Allergies & Intolerances - IPS | ⏿2.0.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​substance | Base | example | eHDSI Allergen No Drug | ⏿0.2.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​manifestation | Base | preferred | Allergy Reaction - IPS | ⏿2.0.0 | tx.hl7europe.eu

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
AllergyIntolerance | C | 0..* | AllergyIntolerance | Allergy or Intolerance (generally: Risk of adverse reaction to a substance) Constraints: ait-1, ait-2
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the allergy or intolerance content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:abatement |  | 0..1 | (Complex) | When the allergy or intolerance resolved URL: http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement
id |  | 0..1 | id | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement"
Slices for value[x] |  | 1..1 |  | Value of extension Slice: Unordered, Open by type:$this
valueDateTime |  |  | dateTime |
valueAge |  |  | Age |
valuePeriod |  |  | Period |
valueRange |  |  | Range |
valueString |  |  | string |
Slices for value[x] |  |  |  | Content/Rules for all slices
value[x]:valueDateTime |  | 0..1 | dateTime | End date
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier | Σ | 0..* | Identifier | Business identifier for the allergy or intolerance
clinicalStatus | ?!Σ C | 0..1 | CodeableConcept | Current allergy or Intolerance status Binding: AllergyIntoleranceClinicalStatusCodes (required): The clinical status of the allergy or intolerance.
verificationStatus | ?!Σ C | 0..1 | CodeableConcept | Certainty Binding: AllergyIntoleranceVerificationStatusCodes (required): Assertion about certainty associated with a propensity, or potential risk, of a reaction to the identified substance.
type | Σ | 0..1 | code | Type of propensity Binding: AllergyIntoleranceType (required): Identification of the underlying physiological mechanism for a Reaction Risk.
category | Σ | 0..* | code | food | medication | environment | biologic Binding: AllergyIntoleranceCategory (required): Category of an identified substance associated with allergies or intolerances.
criticality | Σ | 0..1 | code | Criticality Binding: AllergyIntoleranceCriticality (required): Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance.
code | Σ | 1..1 | CodeableConcept | Code that identifies the allergy or intolerance Binding: Allergies & Intolerances - IPS (preferred): Type of the substance/product, allergy or intolerance condition or a code for absent/unknown allergy.
Additional Bindings | Purpose
eHDSI Allergen No Drug | Preferred
WHO ATC - IPS | Preferred
patient | Σ | 1..1 | Reference(Patient (EU core)) | Who the allergy or intolerance concerns
encounter |  | 0..1 | Reference(Encounter) | Encounter when the allergy or intolerance was asserted
Slices for onset[x] |  | 0..1 |  | Date of onset of the allergy or intolerance Slice: Unordered, Open by type:$this
onsetDateTime |  |  | dateTime |
onsetAge |  |  | Age |
onsetPeriod |  |  | Period |
onsetRange |  |  | Range |
onsetString |  |  | string |
onset[x]:onsetDateTime |  | 0..1 | dateTime | Onset date
recordedDate |  | 0..1 | dateTime | Date when the allergy or intolerance was recorded
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole | Patient | RelatedPerson) | Who recorded the allergy or intolerance
asserter | Σ | 0..1 | Reference(Patient | RelatedPerson | Practitioner | PractitionerRole) | Who asserts the allergy or intolerance
lastOccurrence |  | 0..1 | dateTime | Date(/time) of last known occurrence of a reaction
note |  | 0..* | Annotation | Additional text not captured in other fields
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
author[x] | Σ | 0..1 |  | Individual responsible for the annotation
authorReference |  |  | Reference(Practitioner | Patient | RelatedPerson | Organization) |
authorString |  |  | string |
time | Σ | 0..1 | dateTime | When the annotation was made
text | Σ | 1..1 | markdown | Additional information about the allergy or intolerance
reaction |  | 0..* | BackboneElement | Adverse Reaction Events linked to exposure to substance
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
substance |  | 0..1 | CodeableConcept | Specific substance or pharmaceutical product considered to be responsible for event Binding: eHDSI Allergen No Drug (example)
manifestation |  | 1..* | CodeableConcept | Clinical symptoms/signs associated with the Event Binding: Allergy Reaction - IPS (preferred): Type of allergy or intolerance reaction expected to be used in MyHealth@EU
Additional Bindings | Purpose
eHDSI Reaction Allergy | Preferred
description |  | 0..1 | string | Description of the event as a whole
onset |  | 0..1 | dateTime | Reaction onset
severity |  | 0..1 | code | Reaction severity Binding: AllergyIntoleranceSeverity (required): Clinical assessment of the severity of a reaction event as a whole, potentially considering multiple different manifestations.
exposureRoute |  | 0..1 | CodeableConcept | How the subject was exposed to the substance Binding: SNOMEDCTRouteCodes (example): A coded concept describing the route or physiological path of administration of a therapeutic agent into or onto the body of a subject.
note |  | 0..* | Annotation | Text about event not captured in other fields
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
AllergyIntolerance.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std.
AllergyIntolerance.clinicalStatus | Base | required | AllergyIntolerance Clinical Status Codes | 📍4.0.1 | FHIR Std.
AllergyIntolerance.verificationStatus | Base | required | AllergyIntolerance Verification Status Codes | 📍4.0.1 | FHIR Std.
AllergyIntolerance.type | Base | required | AllergyIntoleranceType | 📍4.0.1 | FHIR Std.
AllergyIntolerance.category | Base | required | AllergyIntoleranceCategory | 📍4.0.1 | FHIR Std.
AllergyIntolerance.criticality | Base | required | AllergyIntoleranceCriticality | 📍4.0.1 | FHIR Std.
AllergyIntolerance.code | Base | preferred | Allergies & Intolerances - IPS | ⏿2.0.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​substance | Base | example | eHDSI Allergen No Drug | ⏿0.2.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​manifestation | Base | preferred | Allergy Reaction - IPS | ⏿2.0.0 | tx.hl7europe.eu
AllergyIntolerance.reaction.​severity | Base | required | AllergyIntoleranceSeverity | 📍4.0.1 | FHIR Std.
AllergyIntolerance.reaction.​exposureRoute | Base | example | SNOMED CT Route Codes | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
ait-1 | error | AllergyIntolerance | AllergyIntolerance.clinicalStatus SHALL be present if verificationStatus is not entered-in-error. | `verificationStatus.coding.where(system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' and code = 'entered-in-error').exists() or clinicalStatus.exists()`
ait-2 | error | AllergyIntolerance | AllergyIntolerance.clinicalStatus SHALL NOT be present if verification Status is entered-in-error | `verificationStatus.coding.where(system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' and code = 'entered-in-error').empty() or clinicalStatus.empty()`
dom-2 | error | AllergyIntolerance | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | AllergyIntolerance | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | AllergyIntolerance | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | AllergyIntolerance | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | AllergyIntolerance | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`

This structure is derived from AllergyIntolerance

Summary

Mandatory: 1 element

Structures

This structure refers to these other structures:

- Patient (EU core) (http://hl7.eu/fhir/base/StructureDefinition/patient-eu-core)

Extensions

This structure refers to these extensions:

- http://hl7.org/fhir/StructureDefinition/allergyintolerance-abatement

Slices

This structure defines the following Slices:

- The element 1 is sliced based on the value of AllergyIntolerance.extension.value[x]
- The element 1 is sliced based on the value of AllergyIntolerance.onset[x]

Maturity: 2

Other representations of profile: CSV, Excel, Schematron