Name Flags Card. Type Description & Constraints doco
. . AllergyIntolerance DomainResource Allergy or Intolerance (generally: Risk Of Adverse reaction to a substance)
. . . identifier Σ 0..* Identifier External ids for this item
. . . onset Σ 0..1 dateTime Date(/time) when manifestations showed
. . . recordedDate Σ 0..1 dateTime When recorded
. . . recorder Σ 0..1 Reference( Practitioner | Patient) Who recorded the sensitivity
. . . patient Σ 1..1 Reference( Patient) Who the sensitivity is for
. . . reporter Σ 0..1 Reference( Patient | RelatedPerson | Practitioner) Source of the information about the allergy
. . . substance Σ 1..1 CodeableConcept Substance, (or class) considered to be responsible for risk
AllergyIntolerance Substance and Negation Codes ( Example)
. . . status ?! Σ 0..1 code active | unconfirmed | confirmed | inactive | resolved | refuted | entered-in-error
AllergyIntoleranceStatus ( Required)
. . . criticality Σ 0..1 code CRITL | CRITH | CRITU
AllergyIntoleranceCriticality ( Required)
. . . type Σ 0..1 code allergy | intolerance - Underlying mechanism (if known)
AllergyIntoleranceType ( Required)
. . . category Σ 0..1 code food | medication | environment | other - Category of Substance
AllergyIntoleranceCategory ( Required)
. . . lastOccurence Σ 0..1 dateTime Date(/time) of last known occurrence of a reaction
. . . note 0..1 Annotation Additional text not captured in other fields
. . . reaction 0..* BackboneElement Adverse Reaction Events linked to exposure to substance
. . . . substance Σ 0..1 CodeableConcept Specific substance considered to be responsible for event
Substance Code ( Example)
. . . . certainty Σ 0..1 code unlikely | likely | confirmed - clinical certainty about the specific substance
AllergyIntoleranceCertainty ( Required)
. . . . manifestation Σ 1..* CodeableConcept Clinical symptoms/signs associated with the Event
SNOMED CT Clinical Findings ( Example)
. . . . description 0..1 string Description of the event as a whole
. . . . onset Σ 0..1 dateTime Date(/time) when manifestations showed
. . . . severity Σ 0..1 code mild | moderate | severe (of event as a whole)
AllergyIntoleranceSeverity ( Required)
. . . . exposureRoute Σ 0..1 CodeableConcept How the subject was exposed to the substance
SNOMED CT Route Codes ( Example)
. . . . note 0..1 Annotation Text about event not captured in other fields

doco Documentation for this format