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Project Information and Work in Progress

Item

Hierarchy/Topic

INFORMATION ABOUT PROJECTS AND WORK IN PROGRESS

Planned Release timing

(*this is provisional only and is subject to change)

1.General Information

Browse Content Changes for the International Release

For content changes that are ready for publication in the next release please browse here

Concept Inactivation

For concept inactivations that are for publication in the next release please browse here

MRCM Changes

Forthcoming MRCM changes can be viewed here

Content Request Service (CRS)

Please see here

Content Development

Information can be accessed here.For information please see here


2.Project Information

Cancer Synoptic Reporting

Concepts representing cancer synoptic reporting content will be added to the International release starting with the July 2021 release. 

Cancer synoptic reports are used by many member countries to record pathology examination of cancer specimens including the College of American Pathologists (US and Canada), Royal College of Pathology (UK), Royal College of Pathology Australasia (Australia, New Zealand), PALGA (The Netherlands), Swedish Society of Pathology, and others.

This content primarily encompasses observable entity concepts and also includes supporting concepts from other hierarchies, e.g. property values.

For more information about this project, please see the Cancer Synoptic Reporting Clinical Project Group here

2024 International Release and future releases
3.Project Information

Epilepsy Content ILAE Collaboration

Review of << 313287004 |Seizure related finding (finding)| and << 84757009 |Epilepsy (disorder)| (excluding Orphanet related content) for currency and clinical correctness with the addition of missing clinically relevant content. 

Please refer to the project status report for further information.

2024 International Release and future releases

Expected completion by mid 2024

4.Project Information

Nutrition Content

Information about the work of the Nutrition Care Process Clinical Project group is available here.

2024 International Release and future releases
5.

Project Information

Content Improvements in the Substance and Product Hierarchies

Please see briefing notes here Drugs Project

2024 International Release and future releases

6.Content Improvement

Implementation of the new anatomy concept model

The completion of the revision of hierarchical relationships provides stable anatomy content and improves the quality of classification results in other hierarchies.

Over forthcoming releases, the plan is to implement the new anatomy concept model. There are almost 35,000 anatomy concepts and they will be modeled by different types of 'part of' relationships. The new model will enable us to automatically generate hierarchies to further improve quality and consistency. 

Information about the work completed in previous release for revision of IS_A relationships can be viewed here

2024 International Release and future releases

7.

Content Improvement

Update for Inactive Concepts Without Semantic Tag

Remaining cases of the legacy issue inactive concepts with active FSN without a semantic tag (Content Tracker IHTSDO-645) will be addressed to assign a semantic tag.  The number of inactive concepts requiring this update is 351.

2024 International Release
8.Content Improvement

Disorder X without Disorder Y

The vast majority of existing X without Y concepts originated from ICD-9 with the specific meaning of "X disorder without mention of Y disorder".  As the phraseology indicates a lack of data about disorder Y as opposed to a specific exclusion, this type of concept has not been included in ICD-10, nor proposed for ICD-11, except in the case of "Traumatic brain injury without open intracranial wound".  

Addition of new X without Y concepts may only be made under the following conditions:

  1. The request for new content must be accompanied by a rationale as to the difference between "X disorder without Y disorder" and "X disorder."
  2. Approval for addition is given by the Head of Terminology.

For the most part, existing X without Y concepts will be inactivated as AMBIGUOUS with a historical MAY BE relationship to "X disorder".  Exceptions to inactivation will be made on a case-by-case basis.

2024 International Release and future releases
9.Content Improvement

Planned changes to Implantation and Insertion procedures

Work commenced on content tracker IHTSDO-175.  Ongoing structural changes for the Procedure concepts related to the content tracker, more information is available here

2024 International Release and future releases

10.Content Improvement

Planned changes to 'Co-occurrent and due to' pattern

During the implementation of the new Description Logic features a conflict was uncovered between the modeling of 'Co-occurrent and due to' and General Concept Inclusions (GCIs). This has resulted in the need to reconsider the modeling of "Co-occurrent and due' and update the Editorial Guide for this area.

The plan is to update the Editorial Guide and all concepts that are currently modeled as 'Co-occurrent and due to' starting from the July 2019 release.

2024 International Release and future releases

11.Content Improvement

WAS_A

Inactivation reason of LIMITED/WAS_A is not allowed for any new content inactivations after the July 2018 release. The WAS_A association refset has not been updated thereafter.

At the Editorial Advisory Group meeting in April 2019, agreement was reached to discontinue the maintenance of WAS_A relationships when inactivating concepts that have a historical association to an inactive concept. When changes are made to a historical relationship for a concept that was previously inactivated using WAS_A, effort will be made to assign a new historical relationship that facilitates traceability of the concept (e.g. DUPLICATE or AMBIGUOUS) as opposed to NON-CONFORMANCE TO EDITORIAL POLICY.

Existing WAS_A relationships will be inactivated in a future release once a plan for batch reassignment of historical relationships has been developed. Until then, SNOMED International will not continue to use or maintain WAS_A relationships.

2024 International Release and future releases