Property revised : TsnRevised; (Read/Write)
can be used to indicate narrative changes from the last version of a CDA document. The attribute is limited to a single generation, in that it only reflects the changes from the preceding version of a document. Receivers SHALL interpret the "revised" attribute when rendering by visually distinguishing or suppressing deleted narrative.
Note: If applied, this attribute SHALL be used in conjunction with appropriate document version tracking as defined in the applicable conformance statement for the document context
-- Revised status options for a Content element
insert : Insert : This content was inserted in this revision of the document
delete : Delete : This content was deleted in this revision of the document