Antecedent Versions of SNOMED CT

Older versions of SNOMED CT that are no longer maintained

What is an antecedent version of SNOMED CT?
Antecedent versions are older versions of SNOMED CT that are no longer maintained. They include SNOP, SNOMED, SNOMED II, SNOMED International (3.x), an...
Thu, 10 Sep, 2015 at 7:32 AM
What is the key point in the announcement about SNOMED CT antecedent versions?
SNOMED International and its Members will stop issuing (directly or indirectly) licenses for antecedent versions as of 26 April 2017, except for research pu...
Wed, 4 Jan, 2017 at 3:53 PM
Where can I find the full announcement?
http://www.snomed.org/snomed-ct/what-is-snomed-ct/previous-versions-of-snomed-ct
Wed, 4 Jan, 2017 at 3:54 PM
Why did IHTSDO/SNOMED International decide to end its licensing of antecedent versions of SNOMED CT on 26 April 2017?
The reason for this decision is that use of antecedent versions may involve significant risk, which is likely to increase over time presenting safety issues...
Wed, 4 Jan, 2017 at 3:55 PM
Is it possible to migrate my information from an antecedent version to SNOMED CT? Where can I find the bridge files to map from antecedent versions to SNOMED CT?
It is possible to migrate from antecedent versions to SNOMED CT. The International Release of SNOMED CT includes migration tables between antecedent vers...
Wed, 4 Jan, 2017 at 3:56 PM
Are there any penalties for individuals or institutions that continue to use antecedent versions after 26 April 2017?
As of today there are no penalties planned for continued use after the deadline. Our intention is not to penalize people who have developed a level of depen...
Wed, 4 Jan, 2017 at 3:57 PM
I am in the UK and my reporting is in SNOMED II codes. What do I need to do to comply with the 26 April 2017 deadline?
Under most circumstances, SNOMED users in the UK should be accessing information about usage and implementation through the UK’s SNOMED CT National Relea...
Wed, 4 Jan, 2017 at 3:58 PM
Will SNOMED International produce new legacy codes from new SNOMED CT content indefinitely?
No. Please see “Timeline for withdrawing the legacy codes from the SNOMED CT International Edition.”
Wed, 4 Jan, 2017 at 3:59 PM
What is the timeline for withdrawing the legacy codes from the SNOMED CT International Edition?
January 2016 SNOMED CT International Edition: No change regarding antecedent SNOMED identifier reference set. July 2016 SNOMED CT International Editi...
Tue, 23 May, 2017 at 2:23 PM
Why are Release Format 1 (RF1) Relationship IDs now Blank?
This is not an error. If you have detected that relationship identifiers are NULL because you are using RF1 files to update SNOMED CT in your systems SNOM...
Wed, 4 Jan, 2017 at 4:06 PM