Tag Archives: HL7

FHIR Fixes – the choice construct part I

Posted on 09/03/2020 by wolandscat

I have posted before on the FHIR ‘choice’ construct, particularly here, where I have explained the problems of the choice construct (essentially: it’s an ad hoc constraint construct that subverts the type system, and doesn’t belong in typed formalisms; none … Continue reading →

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FHIR Fixes – the Observation.value problem

Posted on 12/09/2019 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 →

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Why using HIT standards fails to achieve interoperability

Posted on 06/09/2019 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 →

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FHIR versus the EHR

Posted on 24/05/2019 by wolandscat

One of the many things the FHIR silver bullet hype claims FHIR will solve is the EHR, along with Clinical Decision Support (CDS), Care Pathways, and who knows, paving driveways and launching spacecraft. I have made various arguments against silver … Continue reading →

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A FHIR Experience – the formalism

Posted on 08/05/2019 by wolandscat

This post continues the review presented in the previous post, where I looked at the Administrative resources of FHIR. Here I take a look at the formalism used in FHIR, i.e. how the resources (and profiles) are formally expressed. FHIR … Continue reading →

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A FHIR experience: models or just definitions?

Posted on 06/05/2019 by wolandscat

This is a second instalment of a technical review of the HL7 FHIR resources. As described in the previous post, this review is the result of an element-by-element transcription of the FHIR DSTU4 resources to the openEHR BMM (Basic-meta Model) … Continue reading →

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FHIR compared to openEHR

Posted on 29/01/2017 by wolandscat

Ler en Español (traducción – Diego Boscá Tomás) 日本語で読む（Shinji Kobayashi による翻訳） 中文 (Lin Zhang) I see a growing number of organisations and individuals posing the old standards comparison question, today, in the form of: how does HL7 FHIR compare to or relate to … Continue reading →

Posted in FHIR, Health Informatics, openehr, standards | Tagged , , , , | 11 Comments

openEHR technical basics for HL7 and FHIR users

Posted on 10/04/2016 by wolandscat

Recent discussions on the FHIR chat forum with various HL7 people around the topic of how openEHR and other architectural frameworks (e.g. VA FHIM, CDISC) could work with FHIR led to a realisation that some people in HL7 at least … Continue reading →

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e-Health standards – beyond the message mentality

Posted on 05/04/2016 by wolandscat

[a monk’s retreat near Thalori village] I just spent a few days in Crete at an experts workshop of the European e-Standards project that aims to bridge well-known gaps in e-health standards and SDOs. I’ll comment on that effort in … Continue reading →

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openEHR 2014 Roadmap Meeting, Sep 16/17, Oslo

Posted on 22/09/2014 by wolandscat

Last week saw the first major face-to-face international openEHR community meeting, which took place in Lilletstrom, near Oslo, at premises kindly organised by DIPS asa, openEHR Industry Partner and major EHR supplier in Norway.

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