Extension to represent the author of an externalAct

Need identified from USCDI requirement that the Advance Directive Observation capture the author of the Advance Directive external document

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In CDA, an Act’s author, is the author of the act.

Advance Directive Observation.author = Dr. Seven made the observation that an Advance Directive Exists.

They may or may not be the author of the actual Advance Direct Document.

While represented in the external document, we need to surface that author in the Observation.reference.externalAct within the exchanged “summary’ document where the observation exists

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Extension to represent the author of an externalAct

Proposal:

Create an author extension “stdc:author” that can be used within an of the externalActChoices

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Extension to represent the author of an externalAct

This extension allows all the author participant, entity and role elements associated with author:

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Extension to represent the author of an externalAct

<reference typeCode="REFR">

<externalDocument>

<id root="b50b7910-7ffb-4f4c-bbe4-177ed68cbbf3" />

<code codeSystem="2.16.840.1.113883.6.1"

codeSystemName="LOINC"

code="75320-2"

displayName="Advance Directive" />

<stdc:author>

<assignedAuthor>

<id root="20cf14fb-b65c-4c8c-a54d-b0cca834c18c" />

<assignedPerson>

<name>

<prefix>Dr.</prefix>

<given>Martha</given>

<family>Jones</family>

</name>

</assignedPerson>

</assignedAuthor>

</stdc:author>

<text mediaType="application/pdf">

<reference value="AdvanceDirective.b50b7910-7ffb-4f4c-bbe4-177ed68cbbf3.pdf" />

</text>

<versionNumber value="1" />

</externalDocument>

</reference>

Extension to represent the author of an externalAct

CDA Extensions Page