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Table of Contents: 2021 SEPTEMBER–OCTOBER No. 442

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September 2021 SNOMED CT US Edition

September 2021 SNOMED CT US Edition. NLM Tech Bull. 2021 Sept-Oct;(441):b2.

2021 September 07 [posted]

The National Library of Medicine (NLM) is pleased to announce the September 2021 US Edition of SNOMED CT is available for download. This release contains 501 new active concepts specific to the US Extension and also includes the SNOMED CT COVID-19 Related Content published in the July 2021 SNOMED CT International Edition.

NOTICE of significant changes in the September 2021 US Edition release:

Following on from the successful technical previews of the impending Concrete Domains changes, released in September 2020 and February 2021 respectively, SNOMED International implemented these changes in the July 2021 International Edition Production release. This constituted drug concept strengths and counts expressed as concrete values in a new Relationships file. 

These files have therefore been propagated through into the September 2021 US Edition release package. Please see section 3.3.1 Concrete Domains launch of the September 2021 US Edition Release Notes for full details of the content and technical changes.

To download the release, you must have a UMLS Terminology Services login and agree to the UMLS Metathesaurus License. To learn more about the license and to sign up for an account, please see the SNOMED CT License page for additional information. Any inquiries may be sent to the NLM Support Center.

To subscribe to the NLM SNOMED CT announcements listserv, visit the following link:

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