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New Releases of pCLOCD and SNOMED CT Available

The January 2018 versions of pan-Canadian LOINC Observation Code Database (pCLOCD) and Systematized NOmenclature of MEDicine Clinical Terms (SNOMED CT®) are now available for review and implementation accessible from Terminology Gateway.

Content highlights for the January 2018 release of pCLOCD include:

  • 70 new codes have been added as a result of requests from Quebec & Saskatchewan
  • Over 70 new French Canadian translations have been added
  • Changes based on the December 2017 International release of LOINC® include
    • 92 records have content edits in either language
    • 17 records were deprecated this release, mapping guidance has been provided

Links to pCLOCD documentation is on the LOINC and pCLOCD Standards page under Implementation and Exchange.

Please refer to the specific pCLOCD Release Notes. These notes are intended to accompany the release to provide further information on specific additions and changes that have been incorporated into this release.


Content highlights for the January 2018 release of SNOMED CT include:

  • 2005 new concepts added to support Clinical finding enhancements
  • 911 new concepts added to support Procedure enhancements
  • 571 new concepts added to support Body Structure SEP model and lateralised concepts
  • 420 new concepts added to support the Qualifier Value enhancements
  • 278 new concepts added to support the Substances redesign
  • 256 new concepts added to support the Organisms
  • 171 new concepts added to support the Physical Objects
  • 115 new concepts added to support the Record Artefacts
  • 91 new concepts added to support the Situation with explicit context
  • 161 new concepts supporting: Observable entity, Specimen, SNOMED CT Model Component, Staging and scales, Event, Pharmaceutical / biologic product, Social context
  • In the effort to enhance the quality of the terminology, over 21000 changes were made to existing content, those changes cover changes to concept definitions, description changes, concept definition status changes from Primitive to Sufficiently Defined, inactivation of descriptions and concepts.
  • Update to the SNOMED CT to ICD-10 map
  • Ongoing maintenance of the Controlled Medical Terminologies (CMT) Subsets and on the Collaboration efforts: LOINC - SNOMED, Orphanet, ICD-11, International Classification for Nursing Practice ( ICNP®), Global Medical Device Nomenclature Agency (GMDNA)
  • Continuation of Pharmaceutical / biologic product hierarchy redesign for the Drug model project

Please refer to SNOMED CT January 2018 International Release Notes that accompany the release for further information on specific additions and changes incorporated into this release.

Requests for change to these terminology standards should be made via Infoway’s request for change management system, InfoRMS, which is accessible once you have logged into your Infoway account.

If you do not have an Infoway account, register to request an InfoCentral account and accept the appropriate license agreements.

If you would like more information about any of our products or services, please contact the Infoway Infodesk at This email address is being protected from spambots. You need JavaScript enabled to view it. or at 1-877-595-3417 or 416-595-3417.

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