FHIR AllergyIntolerance

The FHIR R4 elements of AllergyIntolerance and the HL7 v2 elements the guide maps to them. Elements inherited from the base resource are hidden unless they have a source.

Segment maps: AL1 IAM
Used in messages: ADT_A01 ADT_A05 ADT_A06 OML_O21 ORM_O01

Filter elements

Only elements with an HL7 v2 source

Element	Cardinality	Type	HL7 v2 source
`identifier`	`0..*`	Identifier	IAM-7
`clinicalStatus`	`0..1`	CodeableConcept	AL1 IAM-17
`verificationStatus`	`0..1`	CodeableConcept
`type`	`0..1`	`code`	AL1-2 IAM-2
`category`	`0..*`	`code`	AL1-2 IAM-2
`criticality`	`0..1`	`code`	AL1-4 IAM-4
`code`	`0..1`	CodeableConcept	AL1-3 IAM-3 IAM-27
`patient`	`1..1`	`Reference`Reference(Patient)
`encounter`	`0..1`	`Reference`Reference(Encounter)
`onset[x]`	`0..1`	`dateTimeAge`Period Range`string`	AL1-6 IAM-11 IAM-12
`recordedDate`	`0..1`	`dateTime`	IAM-13
`recorder`	`0..1`	`Reference`Reference(Practitioner \| PractitionerRole \| Patient \| RelatedPerson)	IAM-14 IAM-15
`asserter`	`0..1`	`Reference`Reference(Patient \| RelatedPerson \| Practitioner \| PractitionerRole)
`lastOccurrence`	`0..1`	`dateTime`
`note`	`0..*`	Annotation
`reaction`	`0..*`	`BackboneElement`
`substance`	`0..1`	CodeableConcept
`manifestation`	`1..*`	CodeableConcept	AL1-5 IAM-5
`description`	`0..1`	`string`
`onset`	`0..1`	`dateTime`
`severity`	`0..1`	`code`	AL1-4 IAM-4
`exposureRoute`	`0..1`	CodeableConcept
`note`	`0..*`	Annotation
Nothing matches the filter.