http://hl7.org/fhir/StructureDefinition/AllergyIntolerance|4.0.1

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 | confirmed | refuted | entered-in-error AllergyIntoleranceVerificationStatus (required)
 
type
Σ
0..1codeallergy | intolerance - Underlying mechanism (if known) AllergyIntoleranceType (required)
 
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 sensitivity 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 first version of the resource instance was recorded
 
recorder
0..1ReferenceWho recorded the sensitivity
 
asserter
Σ
0..1ReferenceSource of the information about the allergy
 
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..*CodeableConceptClinical 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