F.9.2.2 Provide Modality Performed Procedure Step Event Notification
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#### F.9.2.2 Provide Modality Performed Procedure Step Event Notification

These notifications allow an SCU to receive from the SCP an unsolicited notification of a change in the state of a real-world performed procedure step. This notification shall be invoked by the SCP through the use of the DIMSE N-EVENT-REPORT Service used in conjunction with the related Modality Performed Procedure Step SOP Instance.

The SCP shall specify in the N-EVENT-REPORT request primitive the UID of the Modality Performed Procedure Step SOP Instance with which the event is associated and the Event Type ID. The Affected SOP Class UID specified in the DIMSE N-EVENT-REPORT request primitive shall be the UID of the Modality Performed Procedure Step Notification SOP Class.

### Note

The encoding of Notification Event Information is defined in PS3.7.

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