47841006: Chronic nasopharyngitis (disorder)

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

\Head finding (finding)\Finding of head region\Nasopharynx finding\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Head finding (finding)\Finding of head region\Disorder of nose and nasopharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Head finding (finding)\Disorder of head (disorder)\Inflammatory disorder of head\Nasopharyngitis\Chronic nasopharyngitis
\Head finding (finding)\Disorder of head (disorder)\Disorder of nose and nasopharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis

\Digestive system finding (finding)\Finding of pharynx\Nasopharynx finding\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Finding of pharynx\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Finding of pharynx\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Finding of pharynx\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Inflammatory disorder of digestive system (disorder)\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Inflammatory disorder of digestive system (disorder)\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Chronic digestive system disorder (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Disorder of digestive tract\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Disorder of digestive tract\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Disorder of digestive tract\Disorder of upper digestive tract (disorder)\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Disorder of digestive tract\Disorder of upper digestive tract (disorder)\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Disorder of digestive tract\Disorder of upper digestive tract (disorder)\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Disorder of digestive organ\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Disorder of digestive organ\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Digestive system finding (finding)\Disease of digestive system (disorder)\Disorder of digestive organ\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis

\Ear, nose and throat finding\Upper respiratory tract finding\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\Upper respiratory tract finding\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\Upper respiratory tract finding\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\Upper respiratory tract finding\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\Upper respiratory tract finding\Disease of upper respiratory system\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\Upper respiratory tract finding\Finding of pharynx\Nasopharynx finding\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\Upper respiratory tract finding\Finding of pharynx\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\Upper respiratory tract finding\Finding of pharynx\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\Upper respiratory tract finding\Finding of pharynx\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Ear, nose and throat finding\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis

\Respiratory finding\Upper respiratory tract finding\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Upper respiratory tract finding\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Respiratory finding\Upper respiratory tract finding\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Upper respiratory tract finding\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Respiratory finding\Upper respiratory tract finding\Disease of upper respiratory system\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Upper respiratory tract finding\Finding of pharynx\Nasopharynx finding\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Upper respiratory tract finding\Finding of pharynx\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Upper respiratory tract finding\Finding of pharynx\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Respiratory finding\Upper respiratory tract finding\Finding of pharynx\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Disorder of respiratory system\Inflammatory disorder of the respiratory system (disorder)\Inflammatory disorder of the respiratory tract\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Disorder of respiratory system\Inflammatory disorder of the respiratory system (disorder)\Inflammatory disorder of the respiratory tract\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Respiratory finding\Disorder of respiratory system\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Disorder of respiratory system\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Respiratory finding\Disorder of respiratory system\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Disorder of respiratory system\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Respiratory finding\Disorder of respiratory system\Disease of upper respiratory system\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Respiratory finding\Disorder of respiratory system\Chronic disease of respiratory system\Chronic pharyngitis\Chronic nasopharyngitis

\Disease\Disorder of body system\Inflammation of specific body systems\Inflammatory disorder of digestive system (disorder)\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Inflammation of specific body systems\Inflammatory disorder of digestive system (disorder)\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Inflammation of specific body systems\Inflammatory disorder of the respiratory system (disorder)\Inflammatory disorder of the respiratory tract\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Inflammation of specific body systems\Inflammatory disorder of the respiratory system (disorder)\Inflammatory disorder of the respiratory tract\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Inflammatory disorder of digestive system (disorder)\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Inflammatory disorder of digestive system (disorder)\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Chronic digestive system disorder (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Disorder of digestive tract\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Disorder of digestive tract\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Disorder of digestive tract\Disorder of upper digestive tract (disorder)\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Disorder of digestive tract\Disorder of upper digestive tract (disorder)\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Disorder of digestive tract\Disorder of upper digestive tract (disorder)\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Disorder of digestive organ\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Disorder of digestive organ\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disease of digestive system (disorder)\Disorder of digestive organ\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disorder of respiratory system\Inflammatory disorder of the respiratory system (disorder)\Inflammatory disorder of the respiratory tract\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disorder of respiratory system\Inflammatory disorder of the respiratory system (disorder)\Inflammatory disorder of the respiratory tract\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disorder of respiratory system\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disorder of respiratory system\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disorder of respiratory system\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disorder of respiratory system\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disorder of respiratory system\Disease of upper respiratory system\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of body system\Disorder of respiratory system\Chronic disease of respiratory system\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Disease of pharynx\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\affection de l'oreille, du nez et de la gorge\Disease of upper respiratory system\Disease of pharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Inflammatory disorder (disorder)\Inflammation of specific body structures or tissue\Inflammatory disorder of head\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Inflammatory disorder (disorder)\Inflammation of specific body structures or tissue\Inflammation of specific body systems\Inflammatory disorder of digestive system (disorder)\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Inflammatory disorder (disorder)\Inflammation of specific body structures or tissue\Inflammation of specific body systems\Inflammatory disorder of digestive system (disorder)\Inflammatory disorder of digestive tract\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Inflammatory disorder (disorder)\Inflammation of specific body structures or tissue\Inflammation of specific body systems\Inflammatory disorder of the respiratory system (disorder)\Inflammatory disorder of the respiratory tract\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Inflammatory disorder (disorder)\Inflammation of specific body structures or tissue\Inflammation of specific body systems\Inflammatory disorder of the respiratory system (disorder)\Inflammatory disorder of the respiratory tract\Inflammatory disorder of upper respiratory tract (disorder)\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Inflammatory disorder (disorder)\Inflammation of specific body structures or tissue\Inflammation of specific body organs\Pharyngitis (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Inflammatory disorder (disorder)\Inflammation of specific body structures or tissue\Inflammation of specific body organs\Pharyngitis (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Inflammatory disorder (disorder)\Chronic inflammatory disorder\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Disorder of head (disorder)\Inflammatory disorder of head\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Disorder of head (disorder)\Disorder of nose and nasopharynx\Disorder of nasopharynx (disorder)\Nasopharyngitis\Chronic nasopharyngitis
\Disease\Chronic disease\Chronic inflammatory disorder\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Chronic disease\Chronic digestive system disorder (disorder)\Chronic pharyngitis\Chronic nasopharyngitis
\Disease\Chronic disease\Chronic disease of respiratory system\Chronic pharyngitis\Chronic nasopharyngitis

Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

79723013 Chronic nasopharyngitis en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

785344019 Chronic nasopharyngitis (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

79723013 Chronic nasopharyngitis en Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT core

79723013 Chronic nasopharyngitis en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

785344019 Chronic nasopharyngitis (disorder) en Fully specified name Active Only initial character case insensitive (core metadata concept) SNOMED CT core

785344019 Chronic nasopharyngitis (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

414981000274114 Chronische Nasopharyngitis de Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

451001000274114 Chronische Rhinopharyngitis de Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

451001000172115 nasopharyngite chronique fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

567891000172114 rhinopharyngite chronique fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

451001000172115 nasopharyngite chronique fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

567891000172114 rhinopharyngite chronique fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

414981000274114 Chronische Nasopharyngitis de Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

451001000274114 Chronische Rhinopharyngitis de Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Chronic nasopharyngitis	Is a	Nasopharyngitis	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic nasopharyngitis	Is a	Chronic digestive system disorder (disorder)	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic nasopharyngitis	Is a	Chronic inflammatory disorder	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic nasopharyngitis	Is a	Chronic disease of respiratory system	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic nasopharyngitis	Finding site	Nasopharyngeal structure (body structure)	false	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Chronic nasopharyngitis	Course	Chronic (qualifier value)	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic nasopharyngitis	Associated morphology	inflammation chronique	false	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Chronic nasopharyngitis	Is a	Chronic pharyngitis	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic nasopharyngitis	Associated morphology	inflammation chronique	false	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Chronic nasopharyngitis	Finding site	Nasopharyngeal structure (body structure)	true	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Chronic nasopharyngitis	Associated morphology	Chronic inflammatory morphology (morphologic abnormality)	true	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Chronic nasopharyngitis	Clinical course	Chronic (qualifier value)	true	Inferred relationship	Existential restriction modifier (core metadata concept)	2

Inbound Relationships	Type	Active	Source	Characteristic	Refinability	Group
Chronic infective rhinitis (disorder)	Is a	False	Chronic nasopharyngitis	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic eustachian salpingitis	Is a	False	Chronic nasopharyngitis	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic pharyngitis and nasopharyngitis NOS	Is a	False	Chronic nasopharyngitis	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic tubotympanic suppurative otitis media	Is a	False	Chronic nasopharyngitis	Inferred relationship	Existential restriction modifier (core metadata concept)
Chronic adenoiditis	Is a	True	Chronic nasopharyngitis	Inferred relationship	Existential restriction modifier (core metadata concept)
Gangosa of yaws (disorder)	Is a	True	Chronic nasopharyngitis	Inferred relationship	Existential restriction modifier (core metadata concept)

This concept is not in any reference sets