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There are 2 items, 11 releases and 1 news article that matches map

Items (2)

SNOMED CT UK Edition

SNOMED CT UK Clinical Edition Cross-map Historical Files, RF2: Full

Retired cross-map RF2 files, Full release type only.

There is a release per retired cross-map containing the extended map reference set release file and associated documentation.

The data contained within the releases are for reporting or data warehousing - the maps should not be used for live data processing. Active cross-maps can be found in the main Clinical Edition RF2 releases.

Status: Supported Product


  • Releases (5)
  • Licences (3)

Pathology

PBCL Read Code to SNOMED Code Translation Table

A set of map tables translating the Read Codes in the PBCL EDIFACT laboratory report message to SNOMED CT codes to support transmission, reception, storage and retrieval of primary care pathology results.

Status: Supported


  • Releases (5)
  • Licences (2)

Releases (11)

SNOMED CT UK Edition SNOMED CT UK Clinical Edition Cross-map Historical Files, RF2: Full

SNOMEDCT2_3.0.0_20181001000001

Retired OPCS-4.6 Extended Map.


Released on 21 September 2018.

SNOMED CT UK Edition SNOMED CT UK Clinical Edition Cross-map Historical Files, RF2: Full

SNOMEDCT2_4.0.0_20181001000001

Retired OPCS-4.7 Extended Map.


Released on 21 September 2018.

SNOMED CT UK Edition SNOMED CT UK Clinical Edition Cross-map Historical Files, RF2: Full

SNOMEDCT2_5.0.0_20210324000001

Retired OPCS-4.8 Extended Map.


Released on 19 March 2021.

SNOMED CT UK Edition SNOMED CT UK Clinical Edition Cross-map Historical Files, RF2: Full

SNOMEDCT2_2.0.0_20181001000001

Retired ICD-10 4th Edition Extended Map.


Released on 21 September 2018.

SNOMED CT UK Edition SNOMED CT UK Clinical Edition Cross-map Historical Files, RF2: Full

SNOMEDCT2_1.0.0_20181001000001

Retired ICD-10 4th Edition 5 Character Extended Map.


Released on 21 September 2018.

SNOMED CT UK Edition SNOMED CT UK Clinical Edition, RF2: Delta

SNOMEDCT2_37.0.0_20230927000001

4 October 2023 major release.

Read the release notes and documentation on the SNOMED CT UK Clinical Extension Release Documents page on Delen.

See the upcoming release schedule, including the dates of the International Edition releases, on the SNOMED CT Release Schedule page on Delen.

Delayed release of SNOMED CT to ICD-10/OPCS-4 classification mapping files

Around 22,000 active SNOMED CT concepts had their ICD-10 map inactivated in release 36.0.0 (19 April 2023). As a result, there are no updated ICD-10/OPCS-4 map files in this release.

Read more about this issue in the release notes.

Work is in progress to reinstate these ICD-10 maps for release 37.2.0, scheduled for 29 November 2023.


Released on 4 October 2023.

SNOMED CT UK Edition SNOMED CT UK Clinical Edition, RF2: Full, Snapshot & Delta

SNOMEDCT2_37.0.0_20230927000001

4 October 2023 major release.

Read the release notes and documentation on the SNOMED CT UK Clinical Extension Release Documents page on Delen.

See the upcoming release schedule, including the dates of the International Edition releases, on the SNOMED CT Release Schedule page on Delen.

Delayed release of SNOMED CT to ICD-10/OPCS-4 classification mapping files

Around 22,000 active SNOMED CT concepts had their ICD-10 map inactivated in release 36.0.0 (19 April 2023). As a result, there are no updated ICD-10/OPCS-4 map files in this release.

Read more about this issue in the release notes.

Work is in progress to reinstate these ICD-10 maps for release 37.2.0, scheduled for 29 November 2023.


Released on 4 October 2023.

SNOMED CT UK Edition SNOMED CT UK Monolith Edition, RF2: Snapshot

Release 37.0.0

4 October 2023 major release.

Read the release notes and documentation on the SNOMED CT UK Clinical Extension Release Documents and SNOMED CT UK Drug Extension Release Documents pages on Delen.

See the upcoming release schedule, including the dates of the International Edition releases, on the SNOMED CT Release Schedule page on Delen.

Delayed release of SNOMED CT to ICD-10/OPCS-4 classification mapping files

Around 22,000 active SNOMED CT concepts had their ICD-10 map inactivated in release 36.0.0 (19 April 2023). As a result, there are no updated ICD-10/OPCS-4 map files in this release.

Read more about this issue in the release notes.

Work is in progress to reinstate these ICD-10 maps for release 37.2.0, scheduled for 29 November 2023.


Released on 4 October 2023.

SNOMED CT UK Edition SNOMED CT UK test releases

SNOMED CT to OPCS-4.9 Mapping File Patch Release

An unscheduled interim 28.1.2 mapping patch release of the SNOMED CT to OPCS-4.9 map (single Snapshot file only) is now available for download.

This is intended as data substitution mapping file to enable NHS system suppliers to comply with Information Standards Notice (ISN) for DCB0084: OPCS Classification of Interventions and Procedures which is mandated for NHS implementation on 1 April 2020.


Released on 2 March 2020.

SNOMED CT UK Edition SNOMED CT UK Clinical Edition, RF2: Delta

SNOMEDCT2_41.2.1_20260114000001

21 January 2026 minor release.

NHS England identified an issue in the SNOMED CT to ICD-10 mapping file included in the SNOMED CT UK Edition 41.2.0 release. The file:

der2_iisssciRefset_ExtendedMapUKCLFull_GB1000000.txt

contained duplicate map entries.

This release contains the corrected SNOMED CT to ICD-10 mapping file. For more information, see the SNOMED CT Releases: Important Notices and Known Issues page on Delen.


Released on 21 January 2026.

SNOMED CT UK Edition SNOMED CT UK Clinical Edition, RF2: Full, Snapshot & Delta

SNOMEDCT2_41.2.1_20260114000001

21 January 2026 minor release.

NHS England identified an issue in the SNOMED CT to ICD-10 mapping file included in the SNOMED CT UK Edition 41.2.0 release. The file:

der2_iisssciRefset_ExtendedMapUKCLFull_GB1000000.txt

contained duplicate map entries.

This release contains the corrected SNOMED CT to ICD-10 mapping file. For more information, see the SNOMED CT Releases: Important Notices and Known Issues page on Delen.


Released on 21 January 2026.

News articles (1)

Duplicate map entries in SNOMED CT to ICD-10 mapping file 41.2.0

NHS England has identified an issue in the SNOMED CT to ICD-10 mapping file included in the SNOMED CT UK Edition 41.2.0 release. The file der2_iisssciRefset_ExtendedMapUKCLFull_GB1000000.txt contains duplicate map entries.

A corrected SNOMED CT to ICD-10 mapping file will be released on 24 December 2025 as part of the 41.3.0 release.

For questions or support, contact: support.digitalservices@nhs.net


9 December 2025 9:00am

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