This specification is currently in its third round of trial use. While some parts of
the specification are mature and stable, and HL7 is focusing on moving these to a formal
standard, much work remains to be done in other areas. The following general areas of
functionality have been deferred to a future version, or are incompletely covered in
this version:
An alarm resource to represent current issues with the patient (e.g. device created)
Concern Tracking
Aggregated Data Reporting including Public Health Reporting
One or more resources for Advance Care Directive / Power of Attorney
A full server side query framework
For some of these, some draft content is included in the specification for implementer
consideration.
In addition, there are a number of specific notes in the specification requesting feedback
from implementers: