The following predefined variables are available to identify information in inbound HL7 messages:
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$$DICOMACCESSIONNUM- The accession number for DICOM study images.
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$$DICOMPATIENTAA- The MPI Assigning Authority for DICOM study images.
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$$DICOMPATIENTID- The patient ID for DICOM study images in a GE Enterprise Archive server. This variable is used by the DICOM Integration for GE.
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$$DICOMSERIESUID- The series UID for DICOM study images in a GE Enterprise Archive server. This variable is used by the DICOM Integration for GE.
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$$DICOMSOPINSTANCEUID- The Service Object Pair (SOP) Instance UID for DICOM study images in a GE Enterprise Archive server. This variable is used by the DICOM Integration for GE.
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$$DICOMSTUDYUID- The study UID for DICOM study images.
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$$DICOMSTUDYKEY- The DICOM study key is no longer used.
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$$DOCDATE- A date associated with the document. The Advanced Document Import, External Transcription and Deficiency Processing, and the DICOM Processor message actions can use this value as the OnBase Document Date.
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$$DOCEXTERNALID- The external document ID of a transcription belonging to a chart. Some import processes can use this value to create revisions of transcriptions.
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$$DOCEXTERNALSYSTEM- The external system which issued the external document ID. This variable stores the external system as the assigning authority for $$DOCEXTERNALID. A $$DOCEXTERNALID variable must be configured in the same field as $$DOCEXTERNALSYSTEM, and only a single $$DOCEXTERNALSYSTEM variable can be configured.
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$$DOCNUMBER- The document handle.
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$$DOCREVDATE- The revision date on the transcription document.
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$$DOCTYPE- This variable is used by several message actions to identify the Document Type for storing new documents.
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$$FILEDATA- This variable is used by the Advanced Document Import processor. It indicates where the file data is located in an incoming HL7 message.
Note:If the $$FILEDATA predefined value is not assigned to a field in the template, the HL7 Listener extracts file data from the OBX.5.1 field.
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$$FILEEXT- This variable is used by the Advanced Document Import processor. It indicates where the file extension string is located in an incoming HL7 message.