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Glossary ref
Terminology servers
should provide efficient access to the
Glossary ref
Identifiers
that represent
Glossary ref
concepts
with structurally significant
Glossary ref
Roles
within the terminology. lists the
Glossary ref
concepts
that have the most clear-cut structurally significant
Glossary ref
Roles
. A
Glossary ref
terminology server
should enable access to these
Glossary ref
Identifiers
by an easy to use name of enumeration. In addition a
Glossary ref
terminology server
should provide a service that rapidly determines whether a given
Glossary ref
concept
is a
Glossary ref
subtype
of any of these
Glossary ref
concepts
. It is also useful to for the
Glossary ref
terminology server
to extend similar functionality to all direct
Glossary ref
subtypes
of the
Glossary ref
root concept
(
Scg expression
ShowPartsterm
138875005|SNOMED CT Concept|
) and to
Glossary ref
subtype descendants
of
Scg expression
ShowPartsterm
410662002|concept model attribute|
.

Anchor
_a43c964f-ea15-46a1-a11d-1d7cf89d2270__4
_a43c964f-ea15-46a1-a11d-1d7cf89d2270__4
Table 30. Essential concept Identifiers

 

 

Id

Glossary ref
Preferred Term

Significance

Scg expression
ShowPartsid
138875005|SNOMED CT Concept (SNOMED RT+CTV3)|

Scg expression
ShowPartsterm
138875005|SNOMED CT Concept|

The

Glossary ref
root concept
. All other
Glossary ref
active concepts
are
Glossary ref
subtypes
of this
Glossary ref
concept
.

Scg expression
ShowPartsid
900000000000441003|SNOMED CT Model Component (metadata)|

Scg expression
ShowPartsterm
900000000000441003|SNOMED CT Model Component|

All active metadata

Glossary ref
concepts
are
Glossary ref
subtypes
of this
Glossary ref
concept
.

Scg expression
ShowPartsid
900000000000442005|Core metadata concept (core metadata concept)|

Scg expression
ShowPartsterm
900000000000442005|core metadata concept|

All enumerated values applicable to core

Glossary ref
components
are
Glossary ref
subtypes
of this
Glossary ref
concept
.

Scg expression
ShowPartsid
900000000000454005|Foundation metadata concept (foundation metadata concept)|

Scg expression
ShowPartsterm
900000000000454005|foundation metadata concept|

All

Glossary ref
reference sets
and all
Glossary ref
reference set
related metadata
Glossary ref
concept
are
Glossary ref
subtypes
of this
Glossary ref
concept
.

Scg expression
ShowPartsid
900000000000455006|Reference set (foundation metadata concept)|

Scg expression
ShowPartsterm
900000000000455006|reference set|

All

Glossary ref
reference sets
are
Glossary ref
subtypes
of this
Glossary ref
concept
.

Scg expression
ShowPartsid
116680003|Is a (attribute)|

Scg expression
ShowPartsterm
116680003|is a|

The

Glossary ref
Attribute
used to specify the
Glossary ref
subtype
Glossary ref
Relationship
between
Glossary ref
concepts
.

Scg expression
ShowPartsid
246061005|Attribute (attribute)|

Scg expression
ShowPartsterm
246061005|attribute|

All

Glossary ref
Attribute
(
Glossary ref
relationship type
)
Glossary ref
concepts
are
Glossary ref
subtypes
of this
Glossary ref
concept
.

Scg expression
ShowPartsid
410662002|Concept model attribute (attribute)|

Scg expression
ShowPartsterm
410662002|concept model attribute|

With the exception of the

Glossary ref
subtype
Glossary ref
Relationship
(see above) all
Glossary ref
relationship types
that are used in the
Glossary ref
SNOMED CT Concept Model
are
Glossary ref
subtypes
of this
Glossary ref
concept
.

Scg expression
ShowPartsid
370136006|Namespace concept (namespace concept)|

Scg expression
ShowPartsterm
370136006|namespace concept|

Each

Glossary ref
subtype
of this
Glossary ref
concept
represents an extension namespaces allocated by the
Glossary ref
IHTSDO
.

Scg expression
ShowPartsid
363743006|Navigational concept (navigational concept)|

Scg expression
ShowPartsterm
363743006|navigational concept|

Glossary ref
Subtypes
of this
Glossary ref
concept
to provide nodes in
Glossary ref
navigation hierarchies
. They act as grouper categories that do not have any semantic meaning and thus do not appear elsewhere in the
Glossary ref
SNOMED CT
hierarchy.