Monthly Archives: September 2019

FHIR Fixes – the Observation.value problem

Posted on September 12, 2019 by wolandscat

As described in some detail in this earlier post on the FHIR formalism, a number of FHIR Resources contain ‘choice’ attributes of the form attribute[x], such as the one shown above in Observation. These are mapped in the FHIR UML … Continue reading →

Posted in FHIR, Health Informatics, openehr, standards | Tagged , | Leave a comment

Fixes for FHIR – the Admin Resources

Posted on September 11, 2019 by wolandscat

In this post I revisit the issues with the FHIR Resources described in the earlier post – A FHIR experience: models or just definitions? To summarise: However, there are changes that can be made that will greatly improve these characteristics, … Continue reading →

Posted in FHIR, Health Informatics, standards | 5 Comments

Why using HIT standards fails to achieve interoperability

Posted on September 6, 2019 by wolandscat

I started working in the Health IT area in 1994, on a major European Commission funded project. I attended years of standards meetings at HL7, CEN and occasionally OMG and ISO from 1999 to about 2012. And I’ve observed the … Continue reading →

Posted in Computing, openehr, Philosophy | Tagged , , , , , | 1 Comment