is designed to allow the glossary-ref
to be enhanced by adding glossary-ref
that meet national or local requirements. glossary-ref
are managed by
who have been issued with a glossary-ref
, which distinguishes the glossary-ref
of the glossary-ref
they maintain. An glossary-ref
may contain glossary-ref
of various types (e.g. glossary-ref
, and glossary-ref
used for a variety of purposes).
is a detailed clinical terminology which covers a broad scope. However, some groups of users will need additional glossary-ref
to support national, local or organizational needs.
This section explains the structures that enable IHTSDO
) and IHTSDO
|t||SNOMED International Affiliates|
to add glossary-ref
mechanism allows glossary-ref
to be adapted to address the terminology needs of a country or organization which are not met by the glossary-ref
. The mechanism provides a structure within which the components of each glossary-ref
are uniquely identified and attributed to a specific issuing organization. This ensures that, when instance data containing content from different glossary-ref
if communicated, the provenance of each referenced glossary-ref
is clear and ambiguity is avoided. Since the glossary-ref
and all glossary-ref
share the same common structure, the same application software can be used to enter, store and process information from different extensions. Similarly, glossary-ref
can be constructed that refer to content from the glossary-ref
and a variety of glossary-ref
The common structure also means that, content developed by one organization can where relevant be easily submitted for possible inclusion in a glossary-ref
or in the glossary-ref
Using the glossary-ref
structure can also help organizations transfer responsibility for terminology to the glossary-refIHTSDO
or to another organization, subject to the terms
of the Affiliate License.
- Local content requirements that are likely to have wider applicability should be submitted to a glossary-ref for consideration.
- National requirements likely to have International value should be submitted to the glossary-refIHTSDO so they can be considered for inclusion in the glossary-ref .