The Extensions Practical Guide presents the purpose, process and principles of creating, distributing and managing SNOMED CT extensions. Extension producers should be familiar with this guidance to ensure the quality and integrity of the SNOMED CT editions that they publish.
This guide has been developed to assist National Release Centers and other extension producers to develop extensions based on recommended principles.
Web browsable version: http://snomed.org/extpg
SNOMED CT Document Library: http://snomed.org/doc
© Copyright 2024 International Health Terminology Standards Development Organisation, all rights reserved. This document is a publication of International Health Terminology Standards Development Organisation, trading as SNOMED International. SNOMED International owns and maintains SNOMED CT®. Any modification of this document (including without limitation the removal or modification of this notice) is prohibited without the express written permission of SNOMED International. This document may be subject to updates. Always use the latest version of this document published by SNOMED International. This can be viewed online and downloaded by following the links on the front page or cover of this document. SNOMED®, SNOMED CT® and IHTSDO® are registered trademarks of International Health Terminology Standards Development Organisation. SNOMED CT® licensing information is available at http://snomed.org/licensing. For more information about SNOMED International and SNOMED International Membership, please refer to http://www.snomed.org or contact us at info@snomed.org. |
Latest PDF Version for Download: | Note This PDF document was generated from the web version on . Any changes made to the web pages since this date will not appear in the PDF. For information about recent changes please see Recent Updates. |
Search this document
Contents
1 Executive Summary
2 Introduction
3 Purpose
- 3.1 Add Terms in Languages and Dialects
- 3.2 Add Content to SNOMED CT
- 3.3 Map Between SNOMED CT and Other Code Systems
- 3.4 Configure SNOMED CT for Specific Use Cases
4 Logical Design
- 4.1 Namespaces
- 4.2 Modules
- 4.3 Extensions
- 4.4 Editions
- 4.5 Release Packages
5 Key Steps
- 5.1 Planning
- 5.2 Preparation
- 5.3 Assessing Requests
- 5.4 Authoring
- 5.5 Review and Validation
- 5.6 Distribution
- 5.7 Maintenance
Previous Versions
Recent Updates
Feedback
Overview
Content Tools
Apps