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Comment: Published by Scroll Versions from space SCTC and version 2.4
Page properties
idLOINC
Date
March 31
February 29,
2020
2024
InfoRMS

Scope

AccessTerminology Gateway
Code SystemSNOMED CT CA Edition
Code System Version
March 9
February 29,
2020
2024
Release TypeMaintenance

The SNOMED CT Canadian Edition package includes one (1) set of files for referencing the Canadian English (CA EN CA), the Canadian French (CA FR CA), the Canadian reference sets content and the March 2020 version of SNOMED CT International. This publication format is provided as a convenient package to Canadian stakeholders to facilitate implementation if separate Canadian Extension* files are not required. and Canadian refsets, and International Edition release content up to and including the February 2024 release. Package contents have been pre-computed and harmonized based on the module dependency when several extensions are merged. 

The package is a .zip file that includes text files in the RF2 format as per the SNOMED International specificationsspecification. The files provide the three (3) types of releases: full, delta and snapshotCA Edition contains two (2) release types: full and snapshot. To align with SNOMED International releases, the package no longer includes a delta release type. Each type of release file includes refset reference set files and terminology core files.

 

*  The Canadian Extension package is available upon request. It consists of separate modules and files that can be implemented individually: one for the EN CA content and the references sets, and one for the FR CA contentRelease notes for the International Edition can be accessed here. 


Release Scope

  1. Request Requests for change received change received from Canadian implementers from September 62, 2019 2023 to March 6February 2, 2020 2024 -   InfoRMS SNOMED CT RFC Project
    1. Requests to add, change or inactivate content in both English and French French. 
    2. Content corrections (typographical errors, metadata, others)  .  
    3. CA EN CA concepts promoted to international version the International Edition of SNOMED CT.
    4. In the Release Notes, NOTE: Several requests are "Issues in progress" . This means that new concepts were created and were refers to requests that were accepted and added to the March 2020 most recent Canadian Edition. The same concepts have also , but they also have been submitted to SNOMED International for consideration for core inclusion consideration. If accepted, they will be included are in scope for inclusion in the July 2020 International version release, International Edition and will be assigned to a release by SNOMED International and will require harmonization with the next September 2020 Canadian CA Edition release.


  2. Subsets -   InfoRMS Subset RFC Project 
    1. Updated subsetsPan-Canadian SNOMED CT subsets in scope for this maintenance cycle include: Immunization,  Communicable Disease, Primary Health Care and others.
    2. No subsets are inactivated from the Canadian Edition
    3. 29 SNOMED CT subsets (refsets) are published as extensional refsets in the Canadian Edition (Canada Health Infoway Simple Type Reference Set (foundation metadata concept)).
    4. 23 of 52 subsets are expanded type subsets that are intensionally defined (i.e. defined using queries). These can be found as members of The Canadian Edition Refset module contains the filter definition for 14 of the extensional published reference sets. They can be found in the Simple query specification reference set (foundation metadata concept).  All reference sets are also published as a simple reference set (enumerated).
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  3. New in this release
    1. March Release of SNOMED International 
      1. In cases where a global emergency persists and warrants action, for example SARS in 2013 and the current COVID-19 situation, SNOMED International has taken steps to issue an interim release of the SNOMED CT International Edition to serve a public good.  With this release, clinicians, researchers and administrators globally are able to code, analyze and plan to address the Coronavirus effort with the most up to date terminology.  
      2. The March Release of SNOMED International 2020 is an interim release that contains relevant COVID-19 concepts including any applicable changes to descriptions: 24 records have been added, plus core concept descriptions.
      3. The March Release of SNOMED International Release Note is included in the CA Edition package for the detailed information.
         
    2. French translation
    4. This release include all translated terms from the French common translation produced by the SNOMED International Members Belgium, Canada, Switzerland, Luxemburg, by the Affiliate Phast, as well as the “French Starter Set” produced by the Swiss Hôpitaux Universitaires de Genève on behalf of SNOMED International. 

  4. This first release of the common French translation of SNOMED CT has an effective time of 2020310. 

  5. It includes translation of all COVID-19 related concepts.

  6. At this point, the common French translation of SNOMED CT is not distributed by SNOMED International. It may be published as part of a national edition of any of the Members involved in the production of this translation.

    7. The SNOMED CT Common French Translation Release Note is included in the CA Edition package for the detailed information.
    1. See below printscreen.

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Notes for this Release:

  1. New vaccine concepts to support the ongoing work for Immunization.
  2. Release notes for International releases including the International Edition and the Common French extension are no longer included in the Canadian Edition release package. International release notes can be accessed here and Common French release notes can be accessed here.
  3. Inclusion of concepts that originated in other national extensions and were promoted to core because they also meet Canadian requirements and, as such, meet the international use case (lateral promotion).
  4. Two (2) new subsets were created to support the new National Vaccine Catalogue (NVC).
  5. In line with the new implementation of Annotations, two new refsets have been added to the International Edition Release package, from December 2023 onwards:
    der2_scsRefset_ComponentAnnotationStringValueSnapshot_INT_20240101.txt
    der2_sscsRefset_MemberAnnotationStringValueSnapshot_INT_20240101.txt
    These refset files are empty for the February 2024 release, whilst content is authored in future editing cycles. However, they will then be populated with Annotations data from one of the future 2024 International Edition releases onwards (date to be confirmed). These improvements were introduced in the December 2023 International Edition release, and will be used in all future International Edition releases until further notice.
  6. French translation to support Canadian implementations, including: ongoing immunization work; the Canadian Institute for Health Information (CIHI) pan-Canadian Health Data Content Framework (pCHDCF) and Primary Health Care projects; Ontario Health’s Lab Information System (OLIS) and Provincial Health Service Directory (PHSD); other projects from Ministère de la Santé et des Services sociaux du Québec (MSSS) such as CNESST, CISSSMO, PTI and Synoptic colonoscopy report.

Refer to section 5. Questions and Comments, for additional information Refer to section Questions and Comments, if you want  to know more about SNOMED CT or if you have comments for us.

Refer to section 6. Requests for Change (RFC), if you need more for additional information on how to request on terminology content or subsets. 

Refer to section section 7. Updates and Publications, if you want to be aware of when changes are published for dates and times related to publication.