The July 2019 version of Systematized NOmenclature of MEDicine Clinical Terms (SNOMED CT®) is now available for review and implementation. It is accessible from the Terminology Gateway.

Content highlights for the July 2019 release of SNOMED CT include:

• Total number of new concepts: 4411
• Total number of concepts changes: 44638

(most changes are related to better definition of concepts)

Main hierarchy changes:
• Body structure (Anatomy Model)
• Clinical findings (Quality improvement Project and Convergent Medical Terminologies (CMT)
• Procedure (Quality improvement Project)
• Event (Quality improvement Project)
• Qualifier value (Quality improvement Project)
• Organism (Quality improvement Project)
• Pharmaceutical/biologic product (Drug model Project)
• Social context, Situation with explicit context, Observable entity
• Substance (Drug model Project)

Other updates:
• Update to the SNOMED CT to ICD-10 map and to ICD-O map
• Ongoing maintenance of the Controlled Medical Terminologies (CMT) Subsets and on the Collaboration efforts: Orphanet, Global Medical Device Nomenclature Agency (GMDNA)
• Continuation of Pharmaceutical / biologic product hierarchy redesign for the Drug model project
• Logic Profile Enhancements: Related to the OWL reference sets
• Machine Readable Concept Model (MRCM) updates
• SNOMED CT to OWL conversion and classification Toolkit

IMPORTANT CHANGE in the July 2019 International Edition: Replacement of the Stated Relationship files with the new OWL Expression refset files, and combination of two new refsets - OWLAxiom and OWLOntology.

Please refer to SNOMED CT July 2019 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.

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