description: This extension stores an original Concept that was mapped during processing. package_name: gov.cdc.nhsn.dqm derivation: constraint name: OriginalMappedConcept type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-original-mapped-concept-extension'} index: 1 value: choices: [valueCode, valueCodeableConcept, valueCoding] index: 3 valueCode: {type: code, choiceOf: value, index: 4} valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 5} valueCoding: {type: Coding, choiceOf: value, index: 6} package_version: 1.0.0 extensions: {} class: extension kind: complex-type url: http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-original-mapped-concept-extension base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0 required: [valueCoding, valueCode, value, valueCodeableConcept]