| Name | Description | |
|---|---|---|
 | Command | The incoming command (Inherited from DicomObjects.EventArguments.OperationBaseArgs) |
| Destination | The Application Entity Name to which images should be sent by a C-MOVE request |
| Errors | List of errors found in an incoming request (Inherited from DicomObjects.EventArguments.OperationBaseArgs) |
| InstanceAssociation | The Association to which to send instances using SendInstances |
| Level | The Query Level |
| ModificationsDone | Property to inform DicomObjects whether frame extraction (as per Supplement 119) has been performed |
| NumberCompleted | Numbers of completed C-STORE sub-operations in a C-GET or C_MOVE operation |
| NumberFailed | Numbers of failed C-STORE sub-operations in a C-GET or C_MOVE operation |
| NumberRemaining | Numbers of remaining C-STORE sub-operations in a C-GET or C_MOVE operation |
| NumberWarning | Numbers of warning C-STORE sub-operations in a C-GET or C_MOVE operation |
| Operation | The normalised operation currently requested (Inherited from DicomObjects.EventArguments.OperationBaseArgs) |
| PresentationContextId | The Presentation Context ID used to transmit this operation (Inherited from DicomObjects.EventArguments.OperationBaseArgs) |
| Request | The incoming request (Inherited from DicomObjects.EventArguments.OperationBaseArgs) |
| RequestAssociation | The Association which contains the Query (Inherited from DicomObjects.EventArguments.OperationBaseArgs) |
| ResultDataSet | Specifies the result DicomDataSet to be sent back for Normalised operations operations for for failures for retrieval operations (Inherited from DicomObjects.EventArguments.OperationBaseArgs) |
| RetrieveType | The type of retrieval requested |
| Root | The Query Root |
| Status | The status to be sent back as a C-Echo response (Inherited from DicomObjects.EventArguments.OperationBaseArgs) |