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110359009: Intellectual disability (disorder)


Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Aug 2022. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module
175156010 Intellectual disability en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core
2715379015 Intellectual disability (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core
3642975016 Intellectual developmental disorder en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core
931241000195118 disabilità intellettiva it Synonym (core metadata concept) Active Entire term case sensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module
4748251000241111 déficience intellectuelle fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module
417131000274115 Intelligenzminderung de Synonym (core metadata concept) Active Entire term case sensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module
452931000274110 Mentale Retardierung de Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module
462951000274113 Geistige Behinderung de Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module
2326121000195116 Intellektuelle Entwicklungsstörung de Synonym (core metadata concept) Active Entire term case sensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module


552 descendants. Search Descendants:

Expanded Value Set


Outbound Relationships Type Target Active Characteristic Refinability Group Values
Intellectual disability Is a Developmental mental disorder false Inferred relationship Some
Intellectual disability Pathological process (attribute) Pathological developmental process true Inferred relationship Some 1
Intellectual disability Interprets Intellectual ability true Inferred relationship Some 2
Intellectual disability Has interpretation Impaired true Inferred relationship Some 2
Intellectual disability Is a Impaired cognition (finding) true Inferred relationship Some
Intellectual disability Interprets Adaptation behavior (observable entity) true Inferred relationship Some 3
Intellectual disability Has interpretation Impaired true Inferred relationship Some 3
Intellectual disability Is a Behavior finding true Inferred relationship Some
Intellectual disability Is a Intellectual ability - finding true Inferred relationship Some
Intellectual disability Is a Neurodevelopmental disorder is a behavioral and cognitive disorder with onset during the developmental period that involves impaired or aberrant development of intellectual, motor, or social functions. true Inferred relationship Some

Inbound Relationships Type Active Source Characteristic Refinability Group
A rare, genetic, syndromic intellectual disability characterized by mild to severe intellectual disability associated with variable features, including hypotonia, dyskinesia, spasticity, wide-based gait, microcephaly, epilepsy and behavioral problems. MRI imaging may show a corpus callosum hypoplasia or ventricular enlargement. Other variable features, such as joint hyperlaxity, skin pigmentary abnormalities, and visual impairment, have also been reported. Is a False Intellectual disability Inferred relationship Some
Peripheral demyelinating neuropathy-central dysmyelinating leucodystrophy-Waardenburg syndrome-Hirschsprung disease (PCWH) is a systemic disease characterised by the association of the features of Waardenburg-Shah syndrome (WSS) with neurological features of variable severity. Is a False Intellectual disability Inferred relationship Some
A rare genetic neurodevelopmental disorder characterized by global developmental delay (DD) and variable degrees of intellectual disability (ID) with delayed or limited/absent speech development associated with neonatal hypotonia, feeding difficulties, cardiac anomalies and dysmorphic facial features, predominantly broad nasal tip and thin, tented upper lip. Microcephaly, frequent infections, gastrointestinal and/or ocular anomalies have also been described. Is a False Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome with intellectual disability characterized by severe congenital contractures of the limbs and face, hypotonia, neonatal respiratory distress, and global developmental delay. Dysmorphic facial features include downslanting palpebral fissures, broad nasal bridge, large nares, long philtrum, and deep nasolabial folds, among others. Limb deformities (camptodactyly, clubfoot), short neck, scoliosis, as well as seizures have also been reported. Brain MRI may show cerebral and cerebellar atrophy in some cases. Is a False Intellectual disability Inferred relationship Some
X-linked intellectual disability-short stature-overweight syndrome is a multiple congenital anomalies syndrome characterised by borderline to severe intellectual disability, speech delay, short stature, elevated body mass index, a pattern of truncal obesity (reported in older males), and variable neurologic features (e.g. hypotonia, tremors, gait disturbances, behavioural problems, and seizure disorders). Less common manifestations include microcephaly, microorchidism and/or microphallus. Dysmorphic features have been reported in some patients but no consistent pattern has been noted. Is a False Intellectual disability Inferred relationship Some
Baraitser-Winter syndrome (BWS) is a malformation syndrome, characterized by facial dysmorphism (hypertelorism with ptosis, broad bulbous nose, ridged metopic suture, arched eyebrows, progressive coarsening of the face), ocular coloboma, pachygyria and/or band heterotopias with antero-posterior gradient, progressive joint stiffening, and intellectual deficit of variable severity, often with severe epilepsy. Pachygyria - epilepsy - intellectual disability - dysmorphism (Fryns-Aftimos syndrome) corresponds to the appearance of BWS in elderly patients. Is a False Intellectual disability Inferred relationship Some
A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by variable intellectual disability, developmental delay, autistic behavior, short stature, and microcephaly. Additional variable manifestations include feeding problems, vision and hearing impairments, recurrent upper airway infections, and epilepsy. Reported malformations are cryptorchidism and cerebral anomalies. Dysmorphic facial features include short and upslanted palpebral fissures, ptosis, telecanthus, depressed nasal ridge, short nose, anteverted nares, short columella, and long philtrum. Is a False Intellectual disability Inferred relationship Some
A rare genetic syndromic intellectual disability characterized by developmental delay, intellectual disability, ataxia, and, more variably, seizures and short stature. Behavioral abnormalities may also be observed, as well as variable facial and other dysmorphic features (such as broad nasal bridge, hypertelorism, almond-shaped eyes, high-arched palate, and anomalies of the fingers and toes). Brain imaging may reveal dilated ventricles, small corpus callosum, or posterior fossa abnormalities. Is a False Intellectual disability Inferred relationship Some
A rare mitochondrial oxidative phosphorylation disorder characterized by a spectrum of three main clinical phenotypes comprising a severe neonatal phenotype with early fatal lactic acidosis, a more protracted course with early-onset developmental delay, motor weakness, extrapyramidal signs, with or without epilepsy, and a phenotype with normal early development and Parkinson-like symptoms starting around the age of one year. Additional, variably reported, signs and symptoms include cardiomyopathy, optic anomalies, hepatosplenomegaly, and abnormal brain MRI findings, among others. Deficiencies in mitochondrial oxidative phosphorylation enzymes are inconsistent. Is a False Intellectual disability Inferred relationship Some
A rare neurologic disease characterized by axonal sensorimotor neuropathy, progressive optic atrophy, cognitive deficit, bulbar dysfunction, seizures, and early hypotonia and feeding difficulties. Additional possible features include dystonia, scoliosis, joint contractures, ocular anomalies, and urogenital anomalies. Brain MRI reveals variable degrees of cerebral atrophy. The disease is fatal in childhood due to respiratory failure. Is a False Intellectual disability Inferred relationship Some
A rare genetic syndromic intellectual disability characterised by global developmental delay, moderate to severe intellectual disability, motor and language impairment, behavioural abnormalities (with mood instability, aggression, and self-mutilation), and progressive hand tremor. Facial dysmorphism includes narrow palpebral fissures, large ears, long philtrum, and prominent chin. Is a False Intellectual disability Inferred relationship Some
A rare genetic neurological disorder characterized by the association of congenital spastic paraplegia with global developmental delay and intellectual disability, ophthalmologic abnormalities (including nystagmus, reduced visual acuity, or hypermetropia), and obesity. Additional manifestations are brachy plagiocephaly and dysmorphic facial features. Brain imaging may show dilated ventricles, abnormal myelination, and mild generalized atrophy. Homozygous loss-of-function variants of KIDINS220 associated with a fetal lethal phenotype with ventriculomegaly and limb contractures have been reported. Is a False Intellectual disability Inferred relationship Some
A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by overgrowth and macrocephaly with megalencephaly apparent at birth, global developmental delay, intellectual disability, and dysmorphic facial features (including frontal bossing, long face, sparse eyebrows, hypertelorism, downslanting palpebral fissures, and prognathism). Patients may exhibit tall stature with dolichostenomelia, arachnodactyly, kyphoscoliosis, and joint laxity, as well as neurologic manifestations, such as hypotonia, gait ataxia, or seizures. Brain imaging may show increased white matter volume, thick corpus callosum, or small cerebellum. Is a False Intellectual disability Inferred relationship Some
A rare genetic syndromic intellectual disability characterized by infantile or childhood onset of mild to profound developmental delay and intellectual disability in all affected individuals, as well as variable occurrence of epilepsy, autism spectrum disorder / behavioral issues, microcephaly, muscle tone abnormalities such as hypotonia and spasticity, dystonic, dyskinetic, or choreiform movement disorder, and cortical visual impairment. Brain MRI may reveal abnormal cortical development, hypoplastic corpus callosum, enlarged/dysplastic basal ganglia, and hippocampal dysplasia. Is a False Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome with intellectual disability characterized by global developmental delay, postnatal microcephaly, intellectual disability, ataxia, sensorineural hearing loss, and exocrine pancreatic insufficiency. More variable manifestations include hypotonia, growth retardation, peripheral demyelinating neuropathy, dysmorphic facial features, and additional endocrine abnormalities. Brain imaging may show progressive cerebellar atrophy in some patients. Is a False Intellectual disability Inferred relationship Some
A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by developmental delay with intellectual disability, postnatal growth deficiency causing profound limb shortening with proximal and distal segments involvement, narrow chest, abnormalities of the spine, pelvis, and metaphyses, corneal clouding, and patent ductus arteriosus. Dysmorphic facial features include hypertelorism, prominent eyes, depressed nasal bridge, and short upturned nose. Is a False Intellectual disability Inferred relationship Some
A rare genetic disorder of magnesium transport characterized by infantile onset of generalized seizures and severe hypomagnesemia due to massive renal magnesium wasting. Seizures persist despite magnesium supplementation and are associated with significant global developmental delay and intellectual disability. Brain MRI may show reduced cerebral volume. Is a False Intellectual disability Inferred relationship Some
A rare mitochondrial oxidative phosphorylation disorder characterized by early onset of severe developmental delay (sometimes with regression of developmental milestones) and intellectual disability, poor or absent speech, and hypotonia. Other features include movement disorder, seizures, or microcephaly, among others. Brain imaging may show features of Leigh syndrome with signal abnormalities in the basal ganglia or mid brain, cerebellar atrophy, or thin corpus callosum. Is a False Intellectual disability Inferred relationship Some
A rare primary bone dysplasia characterized by microcephaly, developmental delay and intellectual disability, sensorineural hearing loss, retinal degeneration, and skeletal dysplasia. Musculoskeletal abnormalities include delayed ossification of epiphyses, spondyloepimetaphyseal dysplasia, short stature, severe spinal deformities, and severe joint laxity resulting in multiple joint dislocations. Is a False Intellectual disability Inferred relationship Some
A rare genetic syndrome with characteristics of developmental delay and mild to moderate intellectual disability. Verbal language acquisition is usually delayed, with restricted language. The congenital heart defects are present in 41% of individuals, the most frequent being interatrial communication and interventricular communication. The syndrome is caused by heterozygous, usually de novo pathogenic or likely pathogenic variants in the CDK13 gene (7p14.1), coding for a protein which regulates transcription. Transmission is autosomal dominant however, in most situations, the pathogenic variants arise de novo, and thus, the risk of sibling recurrence is low. Is a False Intellectual disability Inferred relationship Some
A rare genetic multiple congenital anomalies/dysmorphic syndrome with characteristics of microcephaly, severe global developmental delay and intellectual disability, hypotonia, respiratory insufficiency, failure to thrive, and congenital anomalies affecting the skeleton, eyes, and several organ systems. Seizures and hearing loss are sometimes observed. Independent ambulation and meaningful speech are not attained. Common dysmorphic facial features include small forehead, biparietal narrowing, flat face, hypertelorism, arched eyebrows, short, upslanting palpebral fissures, wide nasal bridge, small, upturned nose, forward facing ears, and micrognathia. Brain imaging shows structural abnormalities in all patients. Is a False Intellectual disability Inferred relationship Some
A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by intellectual disability, obesity, macrocephaly, behavioral abnormalities (such as aggressive tantrums and autistic-like behavior), and delayed speech development. Dysmorphic facial features include large, square forehead, prominent supraorbital ridges, broad nasal tip, large ears, prominent lower lip, and minor dental anomalies such as small upper lateral incisors and central incisor gap. Is a False Intellectual disability Inferred relationship Some
A form of pontocerebellar hypoplasia characterized by microcephaly, severe global developmental delay and intellectual disability, dysmorphic facial features, cerebellar syndrome, and pontocerebellar hypoplasia on brain imaging. Behavioral abnormalities are frequently observed. Other reported manifestations include seizures, ocular anomalies, recurrent respiratory infections, and thin or absent corpus callosum, among others. Is a False Intellectual disability Inferred relationship Some
A rare genetic syndromic intellectual disability disorder characterized by global developmental delay, often with severe hypotonia and limited mobility, intellectual disability (mild to severe) with absent or significantly impaired speech and behavioral problems. Craniofacial features include blepharophimosis, epicanthal folds, sparse eyebrows and eyelashes, broad nasal bridge, short nose with downturned tip, open mouth with thin upper vermillion, and abnormal ears. Is a False Intellectual disability Inferred relationship Some
A rare genetic neurological syndrome of variable severity with characteristics of progressive spasticity affecting predominantly the lower limbs. Most patients manifest global developmental delay, moderate to severe intellectual disability and white matter abnormalities in infancy complicated by variable features including seizures, episodic respiratory failure, joint contractures and ocular problems. Some patients have normal early development until later childhood followed by regression in motor, cognitive and language skills over time. Some patients manifest only spastic paraplegia. Is a False Intellectual disability Inferred relationship Some
A rare genetic neurological syndrome with characteristics of cerebellar ataxia, neurodevelopmental delay, poor motor development and growth, mild to severe intellectual disability and infantile-onset hypotonia. Many patients have cardiac conduction and rhythm anomalies (including bundle branch block, bradycardia, sinus node dysfunction, intraventricular conduction delay, atrioventricular block, and ventricular tachycardia) in childhood or adolescence. Additional clinical features may include variable ocular anomalies and dysmorphic features. Is a False Intellectual disability Inferred relationship Some
A rare neurodevelopmental syndrome characterised by developmental delay, intellectual disability of varying severity and weight disorders (overweight/obesity and eating behaviour disorders including hyperphagia, tachyphagia, food impulsiveness and a feeling of permanent hunger). Additional clinical features include learning difficulties (may be combined with dysphasia, dyspraxia, dyscalculia, dysgraphia), severe language delay, behavioural disorders (stereotypies, impulsiveness or intolerance to frustration, self or hetero aggression, autism spectrum disorder) and non-specific dysmorphism. Epilepsy and ophthalmologic abnormalities can also be observed. Endocrine abnormalities are rarely associated. Is a False Intellectual disability Inferred relationship Some
A rare developmental defect during embryogenesis with characteristics of the presence of major features of both blepharophimosis-intellectual disability syndrome and genitopatellar syndrome. These major features may include blepharophimosis, ptosis, hypomimia, skeletal features like patellar a/hypoplasia and renal and/or genital malformations. Is a False Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome characterized by mild to severe intellectual disability frequently co-occurring with behavioral problems (including anxiety, attention deficit hyperactivity disorder and autistic spectrum disorder), variable somatic overgrowth, macrocephaly and distinctive dysmorphic facial features including high hairline, frontal bossing, downslanting palpebral fissures, telecanthus, hypertelorism, deep-set eyes and full cheeks. Pierre Robin sequence with submucous cleft has also been reported. Additional clinical features include skeletal abnormalities, hypotonia, cardiac anomalies, hypothyroidism, cryptorchidism, visual disturbances and ectodermal problems such as sparse hair, thin nails, and abnormal dentition. Is a False Intellectual disability Inferred relationship Some
Dysequilibrium syndrome (DES) is a non-progressive cerebellar disorder characterized by ataxia associated with an intellectual disability, delayed ambulation and cerebellar hypoplasia. Is a False Intellectual disability Inferred relationship Some
A rare constitutional aplastic anaemia characterised by aplastic anaemia, intellectual disability, short stature, and microcephaly. Skin pigmentation or cafe au lait spots are often present. Majority of the patients present global developmental delay with impaired motor skills, learning disabilities, speech delay whereas some patients also may have behavioural problems including autistic features. Patients often develop premalignant myelodysplastic syndromes or leukaemia. Is a False Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome characterized by central nervous system abnormalities (particularly cerebellar hypoplasia), congenital microcephaly, intellectual disability, severe neurodevelopmental delay, growth impairment, dystonia, eye abnormalities (particularly cataract whereas retinal dystrophy and Leber congenital amaurosis are also reported) and congenital dyserythropoietic anemia. Additional clinical features may include other structural brain abnormalities (such as cerebral atrophy, basal ganglia atrophy, brainstem hypoplasia), feeding difficulties, sleep disturbances, hepatomegaly, and sensorineural deafness. Is a False Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome with characteristics of developmental delay, speech delay and variable degree of intellectual disability (mostly mid-to-moderate but some patients may also have normal intelligence) due to CHD4 gene mutations. Even though clinical manifestations are significantly variable among patients, most patients manifest dysmorphic facial features (could sometimes include macrocephaly), congenital heart defects, hypotonia and ophthalmologic abnormalities. Other clinical features may include brain structure anomalies, skeletal anomalies, hearing impairment and gonadal abnormalities. Is a False Intellectual disability Inferred relationship Some
A rare genetic multiple congenital anomalies/dysmorphic syndrome with characteristics of congenital heart defect (including atrial or ventricular septal defects and aortic coarctation), cleft palate, and variable degree of developmental delay and intellectual disability. Most patients reported to also have autism spectrum disorder. Overlapping facial features were reported in some patients including broad forehead with high anterior hairline, finely arched eyebrows, short philtrum, thin or tented upper lip. Other clinical features may involve mild distal skeletal abnormalities, hypotonia, hearing loss, feeding problems and skin abnormalities. Is a False Intellectual disability Inferred relationship Some
A rare Prader-Willi-like syndrome with characteristics of intellectual disability, morbid obesity, hypogonadotrophic hypogonadism, hyperphagia and developmental delay. Endocrine disorders including hypothyroidism and insulin resistance can be observed. Unlike Prader-Willi syndrome, profound muscular hypotonia, feeding difficulties in neonates, short stature and growth hormone deficiency are not observed. Is a False Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome characterised by developmental delay, intellectual disability (ranging from mild to severe), speech delay or speech disorder and cupped and/or low-set ears. Patients may also have brain abnormalities, hypotonia, drooling and vision problems. Seizures and sleep disturbance were reported for some patients. Is a False Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome characterized by mild or moderate intellectual disability, developmental delay, short stature and facial dysmorphism (long ears, prominent nasal tip, low columella, thin upper lip, broad mouth and prominent chin) due to KDM3B mutations. Neonatal feeding difficulties, childhood hypotonia, and behavior problems were also reported in some patients. Is a False Intellectual disability Inferred relationship Some
A rare renal tubular disease characterised by hypomagnesaemia due to renal magnesium wasting, recurrent generalised seizures, mild to moderate intellectual disability, speech delay and obesity due to CNNM2 mutations. Most patients also manifest motor skill defects and hyperkinesia. Majority of the affected individuals do not exhibit brain anomalies. Is a False Intellectual disability Inferred relationship Some
A rare disorder of magnesium transport characterised by hypomagnesaemia due to renal wasting, leading to tetany, early-onset seizures, impaired psychomotor development, and moderate intellectual disability. Secondary hypocalcaemia and obesity are absent. Is a False Intellectual disability Inferred relationship Some
A rare primary bone dysplasia characterised by severe spondyloepiphyseal dysplasia, sensorineural hearing loss, intellectual disability and Leber congenital amaurosis. Brain anomalies (including delayed myelinisation, white matter hyperintensity, hypomyelinating leucoencephalopathy, cerebral and cerebellar hypoplasia/atrophy), hypotonia, ataxia, dysmorphic facial features (including deep nasal bridge and large mouth) and irregular dentition were also reported. Is a False Intellectual disability Inferred relationship Some
A rare genetic intellectual disability syndrome characterized by global developmental delay, intellectual disability, severe speech delay, behavioral abnormalities (including impulsivity, compulsivity, stubbornness, manipulative behaviors, temper tantrums, and aggressive behaviors), autism spectrum disorder and mild and variable dysmorphic facies (including deep-set eyes and a prominent nasal septum, extending below the alae nasi) due to point mutation of USP7 gene or 16p13.2 microdeletion where USP7 is completely or partially deleted. Behavioral abnormalities are more pronounced in microdeletion. Patients may also have hypotonia, feeding problems, delayed walking with unsteady gait, hypogonadism in males, seizures and ocular anomalies (such as myopia, esotropia, strabismus, and nystagmus). Is a False Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome characterized by global developmental delay, moderate to severe intellectual disability, language delay and asymptomatic persistence of fetal hemoglobin. Joint laxity and microcephaly are commonly observed. Majority of the patients present with variable dysmorphic features (including strabismus, downslanting palpebral fissures, anteverted nose with small nares and full tip, external ear anomalies, thin upper lip and everted lower lip). Behavior problems including anxiety, recurrent hand flapping/biting and attention deficit can also be observed. Is a False Intellectual disability Inferred relationship Some
Genetic intellectual disability Is a True Intellectual disability Inferred relationship Some
A rare multiple congenital anomalies/dysmorphic syndrome characterised by developmental delay and intellectual disability, epileptic encephalopathy, horseshoe or hypoplastic kidney, failure to thrive, hypertrichosis of the limbs and respiratory problems (including apnoea, multicompartmental respiratory disease, intermittent hyperventilation) along with mesomelic dysplasia (Nievergelt/Savarirayan type). Dysmorphic facial features may include microcephaly, synophrys, large nose with prominent nasal tip and low hanging columella, protruding ears, smooth/short philtrum, wide mouth with square upper lip, widely spaced teeth and micrognathia. Strabismus, myopia, cortical visual impairment and hearing loss can also be present. Is a True Intellectual disability Inferred relationship Some

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