http://hl7.org/fhir/StructureDefinition/AllergyIntolerance|5.0.0

Risk of harmful or undesirable, physiological response which is unique to an individual and associated with exposure to a substance.
NameFlagsCardTypeDescription & Constraints
AllergyIntolerance
0..*Allergy or Intolerance (generally: Risk of adverse reaction to a substance)
 
identifier
Σ
0..*IdentifierExternal ids for this item
 
clinicalStatus
?!Σ
0..1CodeableConceptactive | inactive | resolved AllergyIntoleranceClinicalStatus (required)
 
verificationStatus
?!Σ
0..1CodeableConceptunconfirmed | presumed | confirmed | refuted | entered-in-error AllergyIntoleranceVerificationStatus (required)
 
type
Σ
0..1CodeableConceptallergy | intolerance - Underlying mechanism (if known) AllergyIntoleranceType (preferred)
 
category
Σ
0..*codefood | medication | environment | biologic AllergyIntoleranceCategory (required)
 
criticality
Σ
0..1codelow | high | unable-to-assess AllergyIntoleranceCriticality (required)
 
code
Σ
0..1CodeableConceptCode that identifies the allergy or intolerance AllergyIntoleranceCode (example)
 
patient *
Σ
1..1ReferenceWho the allergy or intolerance is for
 
encounter
0..1ReferenceEncounter when the allergy or intolerance was asserted
 
onset[x]
0..1When allergy or intolerance was identified
 
 
onsetDateTime
0..1dateTime
 
 
onsetAge
0..1Age
 
 
onsetPeriod
0..1Period
 
 
onsetRange
0..1Range
 
 
onsetString
0..1string
 
recordedDate
0..1dateTimeDate allergy or intolerance was first recorded
 
participant
Σ
0..*BackboneElementWho or what participated in the activities related to the allergy or intolerance and how they were involved
 
 
function
Σ
0..1CodeableConceptType of involvement AllergyIntoleranceParticipantFunction (extensible)
 
 
actor *
Σ
1..1ReferenceWho or what participated in the activities related to the allergy or intolerance
 
lastOccurrence
0..1dateTimeDate(/time) of last known occurrence of a reaction
 
note
0..*AnnotationAdditional text not captured in other fields
 
reaction
0..*BackboneElementAdverse Reaction Events linked to exposure to substance
 
 
substance
0..1CodeableConceptSpecific substance or pharmaceutical product considered to be responsible for event SubstanceCode (example)
 
 
manifestation *
1..*CodeableReferenceClinical symptoms/signs associated with the Event Manifestation (example)
 
 
description
0..1stringDescription of the event as a whole
 
 
onset
0..1dateTimeDate(/time) when manifestations showed
 
 
severity
0..1codemild | moderate | severe (of event as a whole) AllergyIntoleranceSeverity (required)
 
 
exposureRoute
0..1CodeableConceptHow the subject was exposed to the substance RouteOfAdministration (example)
 
 
note
0..*AnnotationText about event not captured in other fields