http://www.hl7.org.uk

HL7 v3 Laboratory Profile

Patrick Mitchell-JonesTitan IT Ltd.

PMJ@Titanhealth.co.uk

WWW.Titanhealth.co.uk

Profiles

One size does not fit all……

• Realm specific requirements– Different Business requirements– Different working practices

• Patient identifiers• Terminologies

Laboratories

Why Lab ?????

• Centre of Healthcare– Carter report “… up to 80% cases use lab…”

• Most heavily used communication in diagnostic healthcare

• Benefits……..– Standardization and Interoperability (Haven’t we got it with v2.GOK)

– Richness of data– Improve on PMIP (Requesting & structured Microbiology)

Progress…..

Current state

V3 GB Project

• Requests– From anywhere to anywhere (including Lab2Lab)

• Status

• Results– Interim– Final– Revised

• All disciplines (not product ordering)

Suitable for use within the UK

Principles

• Constrained HL7v3 Ballot messages– Fully HL7v3 conformant – Close to CFH

• Fully Structured Microbiology (internationally agreed format)

• Support for Non-patient testing

• Not reliant on CFH or the ‘Spine’

• Migration from HL7UK A.2

• Terminology neutral

Interested Parties

• GP system Suppliers– EMIS– INPS

• Middleware– Anglia– Indigo4

Proposed Interactions

• Place Request

• Revise Request• Cancel Request (Placer)

• Accept/Reject Request

• Promise• Status (Specimen Received; Work started)

• Cancel Request (Lab)

• Interim Results

• Completed Results

• ‘Updated’ Results

• Accept/Reject Results

Message Constraints

• Specimen Centric

• Multi-item Orders

• Support the National Catalogue approach

• Support Snomed CT and other terminologies including ‘Local’ catalogues for Point to Point

Deliverables

• V3 GB domain– Constrained Models– Attribute Level descriptions– Storyboards– Schemas– Examples

Publishing

• Publish through HL7.org

• UK Ballot process

• Full Ballot resolution

Additions

• Templates?

• Public Health Reporting

• Outbreak Notification

• Batched results

• Blood Bank (with pharmacy?)

Requirements

• Involvement from– Suppliers– Implementers– Domain experts………………………