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Relationship.id

sourceId

typeId

destinationId

Concept
t2227469024||

Concept
t3723001|Arthritis (disorder)|

Concept
t116680003|Is a (attribute)|

Concept
t399269003|Arthropathy (disorder)|

In human readable

Specref
RefTypefield
tterm
...

Concept
t3723001|arthritis|

Concept
t116680003|is a|

Concept
t399269003|joint disorder|

Related Links

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Relationships and concept definitions

Each

Gloss
PreSpacefalse
tconcept
in
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tSNOMED CT
is logically defined through its
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PreSpacefalse
trelationships
to other
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PreSpacefalse
tconcepts
.

...

  • Concept
    t116680003|is a|
    ShowFormatinline
    Gloss
    PreSpacefalse
    tsubtype
    of
    Concept
    t15574005|Fracture of foot (disorder)|

  • and has

    Concept
    t363698007|finding site|
    ShowFormatinline
     
    Concept
    t108371006|Bone structure of tarsus (body structure)|
    ;

  • and has

    Concept
    t116676008|associated morphology|
    ShowFormatinline
     
    Concept
    t72704001|Fracture (morphologic abnormality)|
    .

...

Example: Group A Streptococcus causes most cases of Streptococcal pharyngitis. However, a small percentage of these cases are caused by other species of Streptococcus. Therefore, it would be incorrect to define

Concept
t43878008|Streptococcal sore throat (disorder)|
ShowFormatinline
as  as having
Concept
t246075003|causative agent|
ShowFormatinline
 
Concept
t80166006|Streptococcus pyogenes (organism)|
. Instead it is correctly defined as having the more general
Concept
t246075003|causative agent|
ShowFormatinline
Concept
t58800005|Genus Streptococcus (organism)|
.

...

IS A Relationships

Concept
t116680003|is a|
ShowFormatinline
Gloss
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trelationships
are also known as "Supertype -
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PreSpacefalse
tSubtype
Gloss
PreSpacefalse
trelationships
" or "Parent -
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PreSpacefalse
tChild
Gloss
PreSpacefalse
trelationships
child relationships".
Concept
t116680003|is a|
ShowFormatinline
Gloss
PreSpacefalse
trelationships
are the basis of
Gloss
PreSpacefalse
tSNOMED CT
's hierarchies hierarchies, as illustrated below.

Anchor_b805104b-8ad5-4cc5-8fb0-75cafeb7f808__f_b805104b-8ad5-4cc5-8fb0-75cafeb7f808__f



A

Gloss
PreSpacefalse
tconcept
can have more than one
Concept
t116680003|is a|
ShowFormatinline
Gloss
PreSpacefalse
trelationship
to other
Gloss
PreSpacefalse
tconcepts
. In that case, the
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PreSpacefalse
tconcept
will have parent
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PreSpacefalse
tconcepts
in more than one
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PreSpacefalse
tsub-hierarchy
of a top-level
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PreSpacefalse
thierarchy
.
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PreSpacefalse
tSubtype
Gloss
PreSpacefalse
trelationships
can be multi-hierarchical.

Anchor_b805104b-8ad5-4cc5-8fb0-75cafeb7f808__b_b805104b-8ad5-4cc5-8fb0-75cafeb7f808__b

...



...

Attribute Relationships

An

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PreSpacefalse
tattribute
Gloss
PreSpacefalse
trelationship
is an association between two
Gloss
PreSpacefalse
tconcepts
that specifies a
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PreSpacefalse
tdefining characteristic
of one of the
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PreSpacefalse
tconcepts
(the source of the
Gloss
PreSpacefalse
trelationship
). Each
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PreSpacefalse
tattribute
Gloss
PreSpacefalse
trelationship
has a name (the type of
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PreSpacefalse
trelationship
) and a value (the destination of the
Gloss
PreSpacefalse
trelationship
).

...

Since pneumonia is a disorder of the lung, the logical definition of the

Gloss
PreSpacefalse
tconcept
Concept
t233604007|Pneumonia (disorder)|
ShowFormatinline
in  in
Gloss
PreSpacefalse
tSNOMED CT
includes the following
Gloss
PreSpacefalse
trelationship
. The
Gloss
PreSpacefalse
tAttribute
Concept
t363698007|Finding site|
ShowFormatinline
is  is assigned the value
Concept
t39607008|Lung structure (body structure)|
.

  • Anchor
    _c32f385e-f0e9-4a0d-a957-88659e80dbd0__b_c32f385e-f0e9-4a0d-a957-88659e80dbd0__b
    Concept
    t363698007|Finding site|
     =
    Concept
    t39607008|Lung structure (body structure)|

The full definitions of the

Gloss
PreSpacefalse
tconcepts
concepts 
Concept
t233604007 | Pneumonia (disorder)|
, |
Concept
t312342009 Infective pneumonia (disorder)
| and |
 and 
Concept
t53084003 Bacterial pneumonia (disorder)
|
are shown below. Each line represents a defining The first lines in each example refer to 
Gloss
tsupertypes
 of the defined concept. Each of the subsequent lines refines the definition by specifying an 
Gloss
PreSpacefalse
tAttributeattribute
with a value.

...

Concept
t116680003|is a|

...

Concept
t205237003|pneumonitis|

...

,

Concept
t116680003|is a|
=
Concept
t95436008|lung consolidation|

...

, {

Concept
t116676008|associated morphology|
=
Concept
t23583003|inflammation|

...

,

Concept
t116676008|associated morphology|
=
Concept
t9656002|consolidation|

...

,

Concept
t363698007|finding site|
=
Concept
t39607008|lung structure|
}

...

Concept
t116680003|is a|

...

Concept
t128601007|infectious disease of lung|

...

,

Concept
t116680003|is a|
=
Concept
t233604007|pneumonia|

...

,

Concept
t370135005|pathological process|
=
Concept
t441862004|infectious process|

...

, {

Concept
t116676008|associated morphology|
=
Concept
t23583003|inflammation|

...

,

Concept
t116676008|associated morphology|
=
Concept
t9656002|consolidation|

...

,

Concept
t363698007|finding site|
=
Concept
t39607008|lung structure|
}

...

Concept
t116680003|is a|

...

Concept
t312119006|bacterial lower respiratory infection|

...

,

Concept
t116680003|is a|
=
Concept
t312342009|infective pneumonia|

...

,

Concept
t246075003|causative agent|
=
Concept
t409822003|bacteria|

...

,

Concept
t370135005|pathological process|
=
Concept
t441862004|infectious process|

...

, {

Concept
t116676008|associated morphology|
=
Concept
t23583003|inflammation|

...

,

Concept
t116676008|associated morphology|
=
Concept
t9656002|consolidation|

...

,

Concept
t363698007|finding site|
=
Concept
t39607008|lung structure|
}

...

Scg expression
Bordersolid
=== 95436008 |Lung consolidation (disorder)| + 
       205237003 |Pneumonitis (disorder)| :
            { 116676008 |Associated morphology (attribute)| = 707496003 |Inflammation and consolidation (morphologic abnormality)|, 
              363698007 |Finding site (attribute)| = 39607008 |Lung structure (body structure)| }
Scg expression
Bordersolid
=== 128601007 |Infectious disease of lung (disorder)| +
       233604007 |Pneumonia (disorder)| :
            { 370135005 |Pathological process (attribute)| = 441862004 |Infectious process (qualifier value)|, 
              116676008 |Associated morphology (attribute)| = 707496003 |Inflammation and consolidation (morphologic abnormality)|, 
              363698007 |Finding site (attribute)| = 39607008 |Lung structure (body structure)| }





Scg expression
Bordersolid
=== 312119006 |Bacterial lower respiratory infection (disorder)| +    /
       312342009 |Infective pneumonia (disorder)| :
            { 370135005 |Pathological process (attribute)| = 441862004 |Infectious process (qualifier value)|, 
              116676008 |Associated morphology (attribute)| = 707496003 |Inflammation and consolidation (morphologic abnormality)|, 
              363698007 |Finding site (attribute)| = 39607008 |Lung structure (body structure)|, 
              246075003 |Causative agent (attribute)| = 409822003 |Superkingdom Bacteria (organism)| }




 illustrates some of these

Gloss
PreSpacefalse
tRelationships
graphically.
Concept
t116680003|is a|
ShowFormatinline
Gloss
PreSpacefalse
tRelationships
relate a
Gloss
PreSpacefalse
tconcept
to more general
Gloss
PreSpacefalse
tconcepts
of the same type. In contrast,
Gloss
PreSpacefalse
tAttribute
Gloss
PreSpacefalse
tRelationships
 (such as
Concept
t363698007|Finding site|
ShowFormatinline
and  and
Concept
t246075003|Causative agent|
) relate a
Gloss
PreSpacefalse
tconcept
to relevant values in other branches of the
Gloss
PreSpacefalse
tsubtype hierarchy
.

Anchor_c32f385e-f0e9-4a0d-a957-88659e80dbd0__e_c32f385e-f0e9-4a0d-a957-88659e80dbd0__e Anchor_c32f385e-f0e9-4a0d-a957-88659e80dbd0__7_c32f385e-f0e9-4a0d-a957-88659e80dbd0__7Image RemovedImage Added



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