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Project Page for HL7 Version 2.5.1 Implementation Guide: Electronic Laboratory Reporting to Public Health, Release 2 and R2. Release 1.1 (US Realm)

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Project Information

Release 2 of the HL7 Version 2.5.1 Implementation Guide: Electronic Laboratory Reporting to Public Health, (US Realm).

Name the project facilitators

Link to project scope statement



  • R2. Release 1.0 ( aka "Release 2") Published Nov 2103 ELRR2 DSTU site
  • XML profile pending
  • Sample messages available at
  • Sample maximally populated message annotated with the changes between R1 and R2: Message_Annotated_With_Changes
  • R2 Release 1.1 available for review (full document available to members only) [link] section below is for comments on R2.1:

Summary of changes from R2. Release 1.0 ( aka "Release 2") to R2 Release 1.1:

Section: Revised Comment
Various Typos and formatting LAB_TO_COMPONENT OID Updated OID from 2.16.840.1.113883.9.XX to 2.16.840.1.113883.9.22
3.4.1 ELR-71 Updated OID from 2.16.840.1.113883.9.NNN to 2.16.840.1.113883.9.63
3.4.1 LRI-22 Approved errata for LRI DSTU (OO CR151) Update Conformance Statement.
3.4.5 Table 3-11: PID-34 Usage for PH Component Technical correction/errata: Changed "PH Component Usage: to ‘C(RE/O)’ Usage did not match condition predicate listed for this field
3.4.6 Table 3-12: NK1-2 Comment Technical correction: Remove comment repeated from base standard for consistency with other fields containing the XPN datatype.
3.4.12 Table 3-21, SPM-5 Usage Update usage for consistent treatment of modifier fields in SPM segment.
5 Hyperlink Technical correction: Update link

ELR 2.1 Comments