- Adverse Reaction Events linked to exposure to substance Details about each adverse reaction event linked to exposure to the identified substance.
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Key: = Must support, = QICore-defined extension, = Is-Modifier
Field Card. Type and Description 
certainty 0..1codeStatement about the degree of clinical certainty that the specific substance was the cause of the manifestation in this reaction event.Binding: AllergyIntoleranceCertainty (Required)
description 0..1StringText description about the reaction as a whole, including details of the manifestation if required.duration 0..1DurationThe amount of time that the Adverse Reaction persisted.exposureRoute 0..1ConceptIdentification of the route by which the subject was exposed to the substance.Binding: SNOMED CT Route Codes (Example)
id 0..1Stringunique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.manifestation 1..*List<Concept>Clinical symptoms and/or signs that are observed or associated with the adverse reaction event.Binding: value set (Preferred)
note 0..*List<Annotation>Additional text about the adverse reaction event not captured in other fields.onset 0..1DateTimeRecord of the date and/or time of the onset of the Reaction.severity 0..1codeClinical assessment of the severity of the reaction event as a whole, potentially considering multiple different manifestations.Binding: AllergyIntoleranceSeverity (Required)
substance 0..1ConceptIdentification of the specific substance (or pharmaceutical product) considered to be responsible for the Adverse Reaction event. Note: the substance for a specific reaction may be different from the substance identified as the cause of the risk, but it must be consistent with it. For instance, it may be a more specific substance (e.g. a brand medication) or a composite product that includes the identified substance. It must be clinically safe to only process the 'code' and ignore the 'reaction.substance'.Binding: Substance Code (Example)
Key: = Must support, = QICore-defined extension, = Is-Modifier
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