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• Query: Initiates a DICOM association in order to query a remote AE. If the remote AE
accepts a presentation context applicable to modality worklist, the Worklist Server AE will
issue a modality worklist query request via the C-FIND service.
6.2.3 Sequencing of Real-World Activities
1. The user or the system initiates a modality worklist query (as a modality worklist SCU) to the
modality worklist SCP with a given set of query parameters.
2. The modality worklist SCP returns responses that match the query parameters.
3. Items from the returned worklist responses are presented to the user.
4. A subset of the returned worklist responses is included in acquired DICOM images related to
the responses.
6.3 AE Specifications
6.3.1 Worklist Server AE Specification
This Application Entity provides Standard Conformance to the following DICOM SOP Classes
as an SCU:
SOP Class Name SOP Class UID
Modality Worklist Information Model - FIND 1.2.840.10008.5.1.4.31
6.3.1.1 Association Establishment Policies
6.3.1.1.1 General
The DICOM Application Context Name (ACN), which is always proposed, is:
Application Context Name 1.2.840.10008.3.1.1.1
The Maximum Length PDU negotiation is included in all association establishment requests.
The maximum length PDU for an association initiated by the DICOM Worklist Server is:
Maximum Length PDU 50 Kbytes
The SOP Class Extended Negotiation is not supported.
The maximum number of Presentation Context Items that will be proposed is 1.
The user information Items sent by this product are:
• Maximum PDU Length
• Implementation UID
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