Page History

Release Scope

1. Requests for change received change received from Canadian implementers from March 6, 2021 to September 3, 2021 from September 2, 2023 to February 2, 2024 - InfoRMS SNOMED CT RFC Project
   1. Requests to add, change or inactivate content in both English and French. 
   2. Content corrections (typographical errors, metadata, others).  
   3. CA EN CA concepts promoted to the International Edition International Edition of SNOMED CT.
   4. NOTE: In the Release Notes the , "Issues in progress" means refers to requests that requests were accepted and added to the most recent Canadian Edition, but they also have been submitted to SNOMED International for consideration for core inclusion. If accepted, they are in scope for inclusion in the January 2022 International version release the International Edition and will be assigned to a release by SNOMED International and will require harmonization with the March 2022 the next 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. 13 of 41 extensional published 29 SNOMED CT subsets (refsets) are published as extensional refsets in the Canadian Edition (Canada Health Infoway Simple Type Reference Set (foundation metadata concept)).
   3. 23 of 52 subsets are expanded type subsets that are intensionally defined . They (i.e. defined using queries). These can be found as members of the simple Simple query specification reference set (foundation metadata concept). See below printscreen. All reference sets are also published as a simple reference set (enumerated).
      

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Notes for this

Release:

1. New vaccine concepts to support the ongoing COVID-19 response. 
2. Inclusion of international COVID-19 vaccine products that are not marketed in Canada to support international immunization records.
work for Immunization.
3. Release notes for International releases including the July 2021 International Edition and the Common French extension are no longer included in this CA the Canadian Edition release package for detailed information.
4. Concrete domains for vaccine content:
   1. All tradename vaccines that had the attribute 766952006 | Count of base of active ingredient(attribute) associated with a number as a concept, was inactivated and replaced by 1142139005|Count of base of active ingredient (attribute) and a value that is a concrete domain number.
   2. All tradename vaccines that had the attribute 766953001 |Count of active ingredient (attribute) associated with a number as a concept, was inactivated and replaced by 1142140007Count of active ingredient (attribute) and a value that is a concrete domain number.
. International release notes can be accessed here and Common French release notes can be accessed here.
6. New attributes for vaccines:
   1. The Canadian concept 27821000087106 |Product target population (qualifier value)| has been inactivated and replaced by an international concept: 1149367008 |Has target population (attribute)|
   2. The strength expressed in the Flu vaccines as low, high or standard dose are now defined using 1149366004 |Has ingredient qualitative strength (attribute)|, instead of 860779006 |Has ingredient characteristic (attribute)|
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).
7. Two (2) new subsets were created to support the new National Vaccine Catalogue (NVC).
8. 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.
9. 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 reportFrench translation.This release includes all translated terms from the French common translation produced by the SNOMED International Member Countries Belgium, Canada, Switzerland, Luxemburg, by the Affiliate PHAST.
10. It includes translation of COVID-19 related concepts.
11. The common French translation of SNOMED CT is now available on the Community Content Page published 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.
The SNOMED CT Common French Translation Release Note is included in the CA Edition package for the detailed information.

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

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

Refer to section 7. Updates and Publications, for dates and times related to publication.