DICOM Post-Processing and Reporting
Workflow SOP Classes
Bas Revet
Philips Medical Systems – Interoperability
Member DICOM WG 6
April 1, 2005
Content
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Purpose and Abilities
Workflow Overviews
DICOM Protocols
Examples
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
2
Purpose
• Support of Post-Processing and Reporting in
an integrated environment
– Image Processing and Reconstruction
– Computer Aided Detection
– Interpretation, Dictation, Transcription and
Verification of Report
– Review and Comparison of Reports
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
3
Abilities
• To schedule and keep track of progress of
Post-Processing and Reporting activities
– Provide Worklists with General Purpose Worklist
Management
– Update status with General Purpose Performed
Procedure Management
• Both are a super set of the Modality Worklist
and Performed Procedure Management
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Post-Processing Workflow Overview
Work Item Claimed Completed
RIS
Post-Processing
Worklist
3D Workstation
Store
Reports
Retrieve
Images
PACS
Post-Processing
Procedure Step
COMPLETED
STARTED
Measurements
CAD Reports
……....………
Archive
Images
Post-Processing
Procedure Step
STARTED
COMPLETED
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Reporting Workflow Overview
Work Item Claimed Released (Completed)
Reporting Worklist
RIS
Store Reports
Report Reader/Creator
Reporting
Procedure Step
COMPLETED
STARTED
Measurements
CAD Reports
…………………
Retrieve Images &
Evidence Documents
PACS
Reporting
Procedure Step
COMPLETED
STARTED
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Ouery for Workitems
RIS
C-FIND-RQ
C-FIND-RSP
Workstation
• General Purpose Worklist SOP Class
• Examples of query cases:
– Patient Oriented Query: Worklist for a specific patient / procedure
– Station Oriented Query: Broad Worklist for a particular workstation
– Class Oriented Query: Broad Worklist for a class of workstations
(e.g. workstations for CT 3D Reconstructions)
• Worklist provided with workitems codes, e.g., image processing
or computer aided detection
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Workitem Selected and Claimed
Workstation
N-ACTION (SPS in Progress)
RIS
• General Purpose Scheduled Procedure SOP
Class
• Workstation takes ownership of workitem to
prevent simultaneous processing of data
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Create Performed Procedure Step
Workstation
N-CREATE (PPS in Progress)
RIS
• General Purpose Procedure Step SOP Class
• Notification to RIS that workitem is in
progress
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Create Performed Procedure Step
Workstation
N-CREATE (PPS Completed)
RIS
• General Purpose Procedure Step SOP Class
• Notification to RIS that workitem is in
completed
• Report results, material used, etc.
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Workitem Completed
Workstation
N-ACTION (SPS Completed)
RIS
• General Purpose Scheduled Procedure SOP
Class
• Workstation report finalizing the workitem
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Wrap Up
Post-Processing Workflow (Multiple Steps)
with Post-Processing Manager grouped with Image Manager
RIS
DICOM Image Storage
DICOM Storage Commitment
DICOM MPPS
DICOM MWL
PACS
DICOM Storage
& Commitment
DICOM
GP-WL
DICOM
GP-SPS
DICOM
Q/R
DICOM
GP-SPS
DICOM Storage
& Commitment
DICOM
Q/R
DICOM
GP-PPS
Modality
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CAD Station
Post-Processing and Reporting Workflow
DICOM
GP-WL
DICOM
GP-PPS
Post-Processing
Station
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Ouery for Reportitems
RIS
C-FIND-RQ
C-FIND-RSP
Workstation
• General Purpose Worklist SOP Class
• Examples of query cases:
– Patient Oriented Query:
– User Oriented Query:
Worklist for a specific patient / procedure
Worklist for a particular user
• Worklist provided with workitems codes for:
– Interpretation
– Transaction
– Verification
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
13
Same Messages as with Post Processing
Reporting
Workstation
N-ACTION (SPS in Progress)
RIS
Reporting
Workstation
N-CREATE (PPS in Progress)
RIS
Reporting
Workstation
N-CREATE (PPS Completed)
RIS
Reporting
Workstation
N-ACTION (SPS Complete)
RIS
DICOM Conference Singapore 2005
Post-Processing and Reporting Workflow
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Workflow Example
PACS
Reporting
Workstation
Images Available
DICOM Conference Singapore 2005
RIS
Post-Processing and Reporting Workflow
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