1090561000119102: Acquired stenosis of right external auditory canal (disorder)

SNOMED CT Concept\Clinical finding (finding)\...

\Head finding (finding)\Finding of head region\Ear finding (finding)\External ear finding\Ear canal finding (finding)\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\External ear finding\Ear canal finding (finding)\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\External ear finding\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\External ear finding\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\External ear finding\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Finding of head region\Ear finding (finding)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal

\Ear, nose and throat finding\Ear finding (finding)\External ear finding\Ear canal finding (finding)\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\External ear finding\Ear canal finding (finding)\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\External ear finding\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\External ear finding\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\External ear finding\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\Ear finding (finding)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal

\Ear and auditory finding\Disorder of auditory system\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Disorder of auditory system\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Disorder of auditory system\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Disorder of auditory system\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Disorder of auditory system\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Disorder of auditory system\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Disorder of auditory system\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Disorder of auditory system\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\External ear finding\Ear canal finding (finding)\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\External ear finding\Ear canal finding (finding)\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\External ear finding\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\External ear finding\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\External ear finding\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Ear and auditory finding\Ear finding (finding)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal

\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Disease\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\affection de l'oreille, du nez et de la gorge\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\affection de l'oreille, du nez et de la gorge\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\affection de l'oreille, du nez et de la gorge\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Disease\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\affection de l'oreille, du nez et de la gorge\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of head (disorder)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of head (disorder)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of head (disorder)\Disorder of ear\Ear lesion\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of external ear\Disorder of right external ear (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Lesion of right external ear canal\Acquired stenosis of right external ear canal
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of external ear\Lesion of external ear\Lesion of ear canal (disorder)\Stenosis of external auditory canal\Acquired stenosis of external ear canal\Acquired stenosis of right external ear canal

Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2019. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

3717591013 Acquired stenosis of right external ear canal en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

3717592018 Acquired stenosis of right external auditory canal (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

3750589018 Acquired stenosis of right external auditory canal en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

3717591013 Acquired stenosis of right external ear canal en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

3717592018 Acquired stenosis of right external auditory canal (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

3750589018 Acquired stenosis of right external auditory canal en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

5989481000241119 sténose acquise du méat acoustique externe droit fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

5989491000241117 sténose acquise du CAE (conduit auditif externe) droit fr Synonym (core metadata concept) Active Entire term case sensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

5989501000241112 sténose acquise du conduit auditif externe droit fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

5989481000241119 sténose acquise du méat acoustique externe droit fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

5989491000241117 sténose acquise du CAE (conduit auditif externe) droit fr Synonym (core metadata concept) Active Entire term case sensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

5989501000241112 sténose acquise du conduit auditif externe droit fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Acquired stenosis of right external ear canal	Associated morphology	Stenosis	true	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Acquired stenosis of right external ear canal	Is a	Acquired stenosis of external ear canal	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Acquired stenosis of right external ear canal	Finding site	Right external auditory canal structure	true	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Acquired stenosis of right external ear canal	Occurrence	Period of life between birth and death	true	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Acquired stenosis of right external ear canal	Is a	Lesion of right ear (disorder)	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Acquired stenosis of right external ear canal	Is a	Lesion of right external ear canal	true	Inferred relationship	Existential restriction modifier (core metadata concept)

Inbound Relationships	Type	Active	Source	Characteristic	Refinability	Group
Bilateral acquired stenosis of external ear canals	Is a	True	Acquired stenosis of right external ear canal	Inferred relationship	Existential restriction modifier (core metadata concept)

This concept is not in any reference sets