1090891000119107: Cholesteatoma of recessus epitympanicus of right middle ear (disorder)

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

\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Middle ear finding\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Middle ear finding\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Middle ear finding\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Finding of head region\Ear finding\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Middle ear finding\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Middle ear finding\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Middle ear finding\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear finding\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)

\Ear and auditory finding (finding)\Disorder of auditory system\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Disorder of auditory system\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Disorder of auditory system\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Disorder of auditory system\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Disorder of auditory system\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Disorder of auditory system\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Disorder of auditory system\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Disorder of auditory system\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Middle ear finding\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Middle ear finding\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Middle ear finding\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Ear and auditory finding (finding)\Ear finding\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)

\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of sensory organ (disorder)\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of body system\Disorder of auditory system\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Keratosis\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Keratosis\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Ear, nose and throat disorder\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Ear, nose and throat disorder\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Ear, nose and throat disorder\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Ear, nose and throat disorder\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Ear, nose and throat disorder\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Ear, nose and throat disorder\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Ear, nose and throat disorder\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Ear, nose and throat disorder\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of right ear (disorder)\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of right ear (disorder)\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of head (disorder)\Disorder of ear\Ear lesion\Lesion of right ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of head (disorder)\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of head (disorder)\Disorder of ear\Ear lesion\Cholesteatoma\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of middle ear\Disorder of right middle ear (disorder)\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of right middle ear\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)
\Disease\Disorder of head (disorder)\Disorder of ear\Disorder of middle ear\Cholesteatoma of middle ear\Cholesteatoma of attic\Cholesteatoma of recessus epitympanicus of right middle ear (disorder)

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

3717184015 Cholesteatoma of recessus epitympanicus of right middle ear (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

3717185019 Cholesteatoma of epitympanum of right middle ear en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

3717186018 Cholesteatoma of recessus epitympanicus of right middle ear en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

3717187010 Cholesteatoma of right attic en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Cholesteatoma of recessus epitympanicus of right middle ear (disorder)	Associated morphology	Cholesteatoma	true	Inferred relationship	Some	1
Cholesteatoma of recessus epitympanicus of right middle ear (disorder)	Is a	Cholesteatoma of attic	true	Inferred relationship	Some
Cholesteatoma of recessus epitympanicus of right middle ear (disorder)	Finding site	Structure of right recessus epitympanicus structure	true	Inferred relationship	Some	1
Cholesteatoma of recessus epitympanicus of right middle ear (disorder)	Is a	Cholesteatoma of right middle ear	true	Inferred relationship	Some
Cholesteatoma of recessus epitympanicus of right middle ear (disorder)	Is a	Cholesteatoma of right mastoid (disorder)	false	Inferred relationship	Some

Inbound Relationships

Type

Active

Source

Characteristic

Refinability

Group

This concept is not in any reference sets