7.1.5.1.1.6. DICOM Instances Accessed

7.1.5.1.1.6.1. Trigger Events

This message is emitted by the archive in following cases :

  • Some objects / series of study are rejected using UI

  • Some objects / series of study are rejected in an external archive using UI

  • Rejection Notes for some objects of a study are stored to the archive using RAD-66 transaction.

  • Objects are retrieved from an external archive by HL7 Prefetch Scheduler

  • Update study/series expiration date using UI / Study Retention Policy / HL7 Study Retention Policy.

  • Update study attributes using UI.

  • Previous series/instances of a study are deleted on subsequent receive of objects having same SOP IUID but different Series IUID

  • Scheduler triggered study size & query attributes calculation

  • Retrieve of objects from fallback C-MOVE SCP

7.1.5.1.1.6.2. Message Structure

Table 7.25 Entities in DICOM Instances Accessed Audit Message

Event Identification

Active Participant : Archive application

Not present in scheduler triggered study size & query attributes calculation

Active Participant : Initiator

Audit Source

Participant Object Identification : Study

Participant Object Identification : Patient
Table 7.26 Event Identification

Field Name

Opt

Description

EventID

M
EV (110103, DCM, ‘DICOM Instances Accessed’)

EventActionCode

M
Rejection / Deletion case : Delete ⇒ ‘D’
Update study attributes / expiration date case : Update ⇒ ‘U’
Scheduler triggered study size & query attributes calculation case : Read ⇒ ‘R’
Update expiration date for frozen study / series case : Read ⇒ ‘R’

EventDateTime

M
The time at which the event occurred

EventOutcomeIndicator

M
Success ⇒ ‘0’
Minor failure ⇒ ‘4’

EventOutcomeDescription

M
Rejection / Deletion case : Success ⇒ ‘Rejection Code Meaning’
Rejection / Deletion case : Minor failure ⇒ ‘Rejection Code Meaning + Error/Exception message’
All other cases case : Minor failure ⇒ ‘Error/Exception message’
Table 7.27 Active Participant : Archive application

Field Name

Opt

Description

UserID

M
Action triggered using association ⇒ ‘Application entity title of Archive Device used in the association’
Action triggered using archive UI ⇒ ‘Invoked URL’
Action triggered using HL7 messages ⇒ ‘Receiving Application and Facility’

UserIDTypeCode

U
Action triggered using association ⇒ EV (110119, DCM, ‘Station AE Title’)
Action triggered from UI ⇒ EV (12, RFC-3881, ‘URI’)
Action triggered using HL7 messages ⇒ EV (HL7APP, 99DCM4CHEE, ‘Application and Facility’)

UserTypeCode

U
Application ⇒ ‘2’

AlternativeUserID

MC
Process ID of Audit logger

UserIsRequestor

M
false

NetworkAccessPointID

U
Hostname/IP Address of the connection referenced by Audit logger

NetworkAccessPointTypeCode

U
NetworkAccessPointID is host name ⇒ ‘1’
NetworkAccessPointID is an IP address ⇒ ‘2’
Table 7.28 Active Participant : Initiator

Field Name

Opt

Description

UserID

M
Action triggered using association ⇒ ‘Application entity title of initiating system’
Action triggered using UI : Secured Archive ⇒ ‘User name of logged in user’
Action triggered using UI : Unsecured archive ⇒ ‘Remote IP address’
Action triggered using HL7 messages ⇒ ‘Sending Application and Facility’
Scheduler triggered study size & query attributes calculation ⇒ ‘Archive Device Name’

UserIDTypeCode

U
Action triggered using archive UI (Secured archive) ⇒ EV (113871, DCM, ‘Person ID’)
Action triggered using archive UI (Unsecured archive) ⇒ EV (110182, DCM, ‘Node ID’)
Action triggered using association ⇒ EV (110119, DCM, ‘Station AE Title’)
Action triggered using HL7 messages ⇒ EV (HL7APP, 99DCM4CHEE, ‘Application and Facility’)
Scheduler triggered study size & query attributes calculation case ⇒ EV (113877, DCM, ‘Device Name’)

UserTypeCode

U
Action triggered using archive UI : Person ⇒ ‘1’
Action triggered using association or by device : Application ⇒ ‘2’

UserIsRequestor

M
true

NetworkAccessPointID

U
Hostname/IP Address of calling host

NetworkAccessPointTypeCode

U
NetworkAccessPointID is host name ⇒ ‘1’
NetworkAccessPointID is an IP address ⇒ ‘2’
Table 7.29 Participant Object Identification : Study

Field Name

Opt

Description

Notes

ParticipantObjectID

M

Study Instance UID or 1.2.40.0.13.1.15.110.3.165.1 if unknown

ParticipantObjectTypeCode

M

System ⇒ ‘2’

ParticipantObjectTypeCodeRole

M

Report ⇒ ‘3’

ParticipantObjectIDTypeCode

M

EV (110180, DCM, ‘Study Instance UID’)

ParticipantObjectDetail

U
All cases ⇒ ‘Base-64 encoded study date if Study has StudyDate(0008,0020) attribute’, Not present for scheduler triggered study size & query attributes calculation
Update study / series expiration date ⇒ ‘Base-64 encoded expiration date (7777,1023)’

ParticipantObjectDescription

U

Not present for scheduler triggered study size & query attributes calculation

SOPClass

MC

Rejection / Deletion case ⇒ Sop Class UID and Number of instances with this sop class. eg. <SOPClass UID=’1.2.840.10008.5.1.4.1.1.88.22’ NumberOfInstances=’4’/>

Not present for scheduler triggered study size & query attributes calculation

Accession

U

Accession Number

Not present for scheduler triggered study size & query attributes calculation

ParticipantObjectDataLifeCycle

U

Scheduler triggered study size & query attributes calculation case : AggregationSummarizationDerivation ⇒ ‘8’
Table 7.30 Participant Object Identification : Patient

Field Name

Opt

Description

ParticipantObjectID

M

Patient ID or <none> if unknown

ParticipantObjectTypeCode

M

Person ⇒ ‘1’

ParticipantObjectTypeCodeRole

M

Patient ⇒ ‘1’

ParticipantObjectIDTypeCode

M

EV (2, RFC-3881, ‘Patient Number’)

ParticipantObjectName

U

Patient Name

7.1.5.1.1.6.3. Sample Message

Study partially rejected using UI

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
    <EventIdentification EventActionCode="D" EventDateTime="2017-07-17T11:24:42.320+02:00" EventOutcomeIndicator="0">
        <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed"/>
        <EventOutcomeDescription>Data Retention Policy Expired</EventOutcomeDescription>
    </EventIdentification>
    <ActiveParticipant UserID="127.0.0.1" UserIsRequestor="true" UserTypeCode="1" NetworkAccessPointID="127.0.0.1" NetworkAccessPointTypeCode="2">
        <UserIDTypeCode csd-code="110182" codeSystemName="DCM" originalText="Node ID"/>
    </ActiveParticipant>
    <ActiveParticipant UserID="/dcm4chee-arc/aets/DCM4CHEE/rs/studies/1.2.392.200036.9125.0.199402091242.1/series/1.2.392.200036.9125.0.199402091242.1/reject/113039%5EDCM"
       AlternativeUserID="2716" UserIsRequestor="false" NetworkAccessPointID="localhost" UserTypeCode="2" NetworkAccessPointTypeCode="1">
        <UserIDTypeCode csd-code="12" codeSystemName="RFC-3881" originalText="URI"/>
    </ActiveParticipant>
    <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
        <AuditSourceTypeCode csd-code="4"/>
    </AuditSourceIdentification>
    <ParticipantObjectIdentification ParticipantObjectID="1.2.392.200036.9125.0.199402091242.1"
        ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3">
        <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM"/>
        <ParticipantObjectDescription>
            <SOPClass UID="1.2.840.10008.5.1.4.1.1.1" NumberOfInstances="1"/>
        </ParticipantObjectDescription>
    </ParticipantObjectIdentification>
    <ParticipantObjectIdentification ParticipantObjectID="P5^^^ISSUER" ParticipantObjectTypeCode="1" ParticipantObjectTypeCodeRole="1">
        <ParticipantObjectIDTypeCode csd-code="2" originalText="Patient Number" codeSystemName="RFC-3881"/>
        <ParticipantObjectName>TEST^Name</ParticipantObjectName>
    </ParticipantObjectIdentification>
</AuditMessage>

Rejection Notes for some objects of a study are stored to the archive using RAD-66 transaction

<?xml version="1.0" encoding="UTF-8"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
   <EventIdentification EventActionCode="D" EventDateTime="2020-05-12T11:50:13.179+02:00" EventOutcomeIndicator="0">
      <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed" />
   </EventIdentification>
   <ActiveParticipant UserID="STORESCU" UserIsRequestor="true" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="110119" codeSystemName="DCM" originalText="Station AE Title" />
   </ActiveParticipant>
   <ActiveParticipant UserID="DCM4CHEE" AlternativeUserID="14880" UserIsRequestor="false" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="110119" codeSystemName="DCM" originalText="Station AE Title" />
   </ActiveParticipant>
   <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
      <AuditSourceTypeCode csd-code="4" />
   </AuditSourceIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="1.2.840.113674.1118.54.200" ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3">
      <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM" />
      <ParticipantObjectDetail type="StudyDate" value="MTk5NTA3MjU=" />
      <ParticipantObjectDescription>
         <Accession Number="GE0002" />
         <SOPClass UID="1.2.840.10008.5.1.4.1.1.4" NumberOfInstances="2" />
      </ParticipantObjectDescription>
   </ParticipantObjectIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="GE1118" ParticipantObjectTypeCode="1" ParticipantObjectTypeCodeRole="1">
      <ParticipantObjectIDTypeCode csd-code="2" originalText="Patient Number" codeSystemName="RFC-3881" />
      <ParticipantObjectName>BUXTON^STEVEN</ParticipantObjectName>
   </ParticipantObjectIdentification>
</AuditMessage>

Lifecycle Management - Retention policy applied using Apply Retention Policy REST Service

<?xml version="1.0" encoding="UTF-8"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
   <EventIdentification EventActionCode="U" EventDateTime="2020-05-18T17:34:53.967+02:00" EventOutcomeIndicator="0">
      <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed" />
   </EventIdentification>
   <ActiveParticipant UserID="127.0.0.1" UserIsRequestor="true" UserTypeCode="1" NetworkAccessPointID="127.0.0.1" NetworkAccessPointTypeCode="2">
      <UserIDTypeCode csd-code="110182" codeSystemName="DCM" originalText="Node ID" />
   </ActiveParticipant>
   <ActiveParticipant UserID="/dcm4chee-arc/aets/DCM4CHEE/rs/expire/series" AlternativeUserID="23592" UserIsRequestor="false" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="12" codeSystemName="RFC-3881" originalText="URI" />
   </ActiveParticipant>
   <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
      <AuditSourceTypeCode csd-code="4" />
   </AuditSourceIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="1.2.392.200036.9125.0.199302241758.16" ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3">
      <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM" />
      <ParticipantObjectDetail type="Expiration Date" value="MjAyMC0wNS0xOQ==" />
      <ParticipantObjectDescription>
         <Accession Number="FUJI95714" />
      </ParticipantObjectDescription>
   </ParticipantObjectIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="FUJI00014" ParticipantObjectTypeCode="1" ParticipantObjectTypeCodeRole="1">
      <ParticipantObjectIDTypeCode csd-code="2" originalText="Patient Number" codeSystemName="RFC-3881" />
      <ParticipantObjectName>NAGASHIMA^TAKANORI</ParticipantObjectName>
   </ParticipantObjectIdentification>
</AuditMessage>

Lifecycle Management - HL7 triggered application of retention policy to studies

<?xml version="1.0" encoding="UTF-8"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
   <EventIdentification EventActionCode="U" EventDateTime="2020-05-19T11:30:12.309+02:00" EventOutcomeIndicator="0">
      <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed" />
   </EventIdentification>
   <ActiveParticipant UserID="PAMSimulator|IHE" UserIsRequestor="true" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="HL7APP" codeSystemName="99DCM4CHEE" originalText="Application and Facility" />
   </ActiveParticipant>
   <ActiveParticipant UserID="DCM4CHEE|DCM4CHEE" AlternativeUserID="4544" UserIsRequestor="false" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="HL7APP" codeSystemName="99DCM4CHEE" originalText="Application and Facility" />
   </ActiveParticipant>
   <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
      <AuditSourceTypeCode csd-code="4" />
   </AuditSourceIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="1.2.840.113674.1118.54.200" ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3">
      <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM" />
      <ParticipantObjectDetail type="ExpirationDate" value="MjAyMC0wNS0yMA==" />
      <ParticipantObjectDetail type="StudyDate" value="MTk5NTA3MjU=" />
      <ParticipantObjectDescription>
         <Accession Number="GE0002" />
      </ParticipantObjectDescription>
   </ParticipantObjectIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="GE1118" ParticipantObjectTypeCode="1" ParticipantObjectTypeCodeRole="1">
      <ParticipantObjectIDTypeCode csd-code="2" originalText="Patient Number" codeSystemName="RFC-3881" />
      <ParticipantObjectName>Berger1^Oliver1</ParticipantObjectName>
   </ParticipantObjectIdentification>
</AuditMessage>

Lifecycle Management - Update study/series expiration date using UI

<?xml version="1.0" encoding="UTF-8"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
   <EventIdentification EventActionCode="U" EventDateTime="2019-10-10T16:26:40.924+02:00" EventOutcomeIndicator="0">
      <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed" />
   </EventIdentification>
   <ActiveParticipant UserID="127.0.0.1" UserIsRequestor="true" UserTypeCode="1" NetworkAccessPointID="127.0.0.1" NetworkAccessPointTypeCode="2">
      <UserIDTypeCode csd-code="110182" codeSystemName="DCM" originalText="Node ID" />
   </ActiveParticipant>
   <ActiveParticipant UserID="/dcm4chee-arc/aets/DCM4CHEE/rs/studies/1.3.12.2.1107.5.8.1.12345678.199508041416590859569/expire/20191031" AlternativeUserID="20181" UserIsRequestor="false" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="12" codeSystemName="RFC-3881" originalText="URI" />
   </ActiveParticipant>
   <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
      <AuditSourceTypeCode csd-code="4" />
   </AuditSourceIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="1.3.12.2.1107.5.8.1.12345678.199508041416590859569" ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3">
      <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM" />
      <ParticipantObjectDetail type="Expiration Date" value="MjAxOS0xMC0zMQ==" />
      <ParticipantObjectDescription>
         <Accession Number="SMS000018" />
      </ParticipantObjectDescription>
   </ParticipantObjectIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="SMS530102^^^Site-A" ParticipantObjectTypeCode="1" ParticipantObjectTypeCodeRole="1">
      <ParticipantObjectIDTypeCode csd-code="2" originalText="Patient Number" codeSystemName="RFC-3881" />
      <ParticipantObjectName>COTTA^ANNA-NEWr</ParticipantObjectName>
   </ParticipantObjectIdentification>
</AuditMessage>

Study attributes updated using UI

<?xml version="1.0" encoding="UTF-8"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
   <EventIdentification EventActionCode="U" EventDateTime="2020-05-19T11:05:59.920+02:00" EventOutcomeIndicator="0">
      <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed" />
   </EventIdentification>
   <ActiveParticipant UserID="127.0.0.1" UserIsRequestor="true" UserTypeCode="1" NetworkAccessPointID="127.0.0.1" NetworkAccessPointTypeCode="2">
      <UserIDTypeCode csd-code="110182" codeSystemName="DCM" originalText="Node ID" />
   </ActiveParticipant>
   <ActiveParticipant UserID="/dcm4chee-arc/aets/DCM4CHEE/rs/studies" AlternativeUserID="4544" UserIsRequestor="false" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="12" codeSystemName="RFC-3881" originalText="URI" />
   </ActiveParticipant>
   <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
      <AuditSourceTypeCode csd-code="4" />
   </AuditSourceIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="1.2.840.113674.1118.54.200" ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3">
      <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM" />
      <ParticipantObjectDetail type="StudyDate" value="MTk5NTA3MjU=" />
      <ParticipantObjectDescription>
         <Accession Number="GE0002" />
      </ParticipantObjectDescription>
   </ParticipantObjectIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="GE1118" ParticipantObjectTypeCode="1" ParticipantObjectTypeCodeRole="1">
      <ParticipantObjectIDTypeCode csd-code="2" originalText="Patient Number" codeSystemName="RFC-3881" />
      <ParticipantObjectName>BUXTON^STEVEN</ParticipantObjectName>
   </ParticipantObjectIdentification>
</AuditMessage>

Update study access control ID using UI

<?xml version="1.0" encoding="UTF-8"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
   <EventIdentification EventActionCode="U" EventDateTime="2019-10-11T10:30:12.938+02:00" EventOutcomeIndicator="0">
      <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed" />
   </EventIdentification>
   <ActiveParticipant UserID="127.0.0.1" UserIsRequestor="true" UserTypeCode="1" NetworkAccessPointID="127.0.0.1" NetworkAccessPointTypeCode="2">
      <UserIDTypeCode csd-code="110182" codeSystemName="DCM" originalText="Node ID" />
   </ActiveParticipant>
   <ActiveParticipant UserID="/dcm4chee-arc/aets/DCM4CHEE/rs/studies/access/TEST" AlternativeUserID="4758" UserIsRequestor="false" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="12" codeSystemName="RFC-3881" originalText="URI" />
   </ActiveParticipant>
   <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
      <AuditSourceTypeCode csd-code="4" />
   </AuditSourceIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="1.2.840.113674.514.212.200" ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3">
      <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM" />
      <ParticipantObjectDetail type="Study Access Control ID" value="VEVTVA==" />
      <ParticipantObjectDescription>
         <Accession Number="THU9948" />
      </ParticipantObjectDescription>
   </ParticipantObjectIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="GE0514^^^Site-A" ParticipantObjectTypeCode="1" ParticipantObjectTypeCodeRole="1">
      <ParticipantObjectIDTypeCode csd-code="2" originalText="Patient Number" codeSystemName="RFC-3881" />
      <ParticipantObjectName>WILKINS^CHARLES</ParticipantObjectName>
   </ParticipantObjectIdentification>
</AuditMessage>

Study series size and query attributes calculated by scheduler

<?xml version="1.0" encoding="UTF-8"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
   <EventIdentification EventActionCode="R" EventDateTime="2020-10-28T15:53:29.460+01:00" EventOutcomeIndicator="0">
      <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed" />
   </EventIdentification>
   <ActiveParticipant UserID="dcm4chee-arc" AlternativeUserID="41428" UserIsRequestor="true" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="113877" codeSystemName="DCM" originalText="Device Name" />
   </ActiveParticipant>
   <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
      <AuditSourceTypeCode csd-code="4" />
   </AuditSourceIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="1.2.246.561.1.9.1.6311981000075522" ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3" ParticipantObjectDataLifeCycle="8">
      <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM" />
   </ParticipantObjectIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="060750-1187^^^PSHP" ParticipantObjectTypeCode="1" ParticipantObjectTypeCodeRole="1">
      <ParticipantObjectIDTypeCode csd-code="2" originalText="Patient Number" codeSystemName="RFC-3881" />
   </ParticipantObjectIdentification>
</AuditMessage>

Retrieve of objects from fallback C-MOVE SCP (only Fallback C-MOVE SCP is configured)

<?xml version="1.0" encoding="UTF-8"?>
<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.dcm4che.org/DICOM/audit-message.rnc">
   <EventIdentification EventActionCode="R" EventDateTime="2021-04-07T12:23:11.084+02:00" EventOutcomeIndicator="0">
      <EventID csd-code="110103" codeSystemName="DCM" originalText="DICOM Instances Accessed" />
   </EventIdentification>
   <ActiveParticipant UserID="MOVESCU" AlternativeUserID="129898" UserIsRequestor="true" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <UserIDTypeCode csd-code="110119" codeSystemName="DCM" originalText="Station AE Title" />
   </ActiveParticipant>
   <ActiveParticipant UserID="DCM4CHEE2" UserIsRequestor="false" UserTypeCode="2" NetworkAccessPointID="localhost" NetworkAccessPointTypeCode="1">
      <RoleIDCode csd-code="110153" codeSystemName="DCM" originalText="Source Role ID" />
      <UserIDTypeCode csd-code="110119" codeSystemName="DCM" originalText="Station AE Title" />
   </ActiveParticipant>
   <ActiveParticipant UserID="STORESCP" UserIsRequestor="false" UserTypeCode="2">
      <RoleIDCode csd-code="110152" codeSystemName="DCM" originalText="Destination Role ID" />
      <UserIDTypeCode csd-code="110119" codeSystemName="DCM" originalText="Station AE Title" />
   </ActiveParticipant>
   <AuditSourceIdentification AuditSourceID="dcm4chee-arc">
      <AuditSourceTypeCode csd-code="4" />
   </AuditSourceIdentification>
   <ParticipantObjectIdentification ParticipantObjectID="1.2.840.113674.514.212.200" ParticipantObjectTypeCode="2" ParticipantObjectTypeCodeRole="3">
      <ParticipantObjectIDTypeCode csd-code="110180" originalText="Study Instance UID" codeSystemName="DCM" />
   </ParticipantObjectIdentification>
</AuditMessage>