description: Required if ParticipantObjectIDTypeCode is (110180, DCM, \"Study Instance UID\") and any of the optional fields (AccessionNumber, ContainsMPPS, NumberOfInstances, ContainsSOPInstances,Encrypted,Anonymized) are present in this Participant Object. May be present if ParticipantObjectIDTypeCode is (110180, DCM, \"Study Instance UID\") even though none of the optional fields are present.
package_name: hl7.fhir.uv.extensions.r4b
derivation: constraint
name: AESOPClass
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: uri, value: 'http://hl7.org/fhir/StructureDefinition/auditevent-SOPClass'}
    type: uri
    index: 1
  value:
    choices: [valueReference]
    index: 3
  valueReference:
    type: Reference
    choiceOf: value
    refers: ['http://hl7.org/fhir/StructureDefinition/ImagingStudy']
    index: 4
package_version: 5.3.0-ballot-tc1
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/StructureDefinition/auditevent-SOPClass
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 5.3.0-ballot-tc1
required: [value, valueReference]