{"Name":"Ataxia - deafness - intellectual disability syndrome","DiseaseID__c":"GARD:0004644","id":4644,"encodedName":"ataxia-deafness-intellectual-disability-syndrome","IsDeleted":false,"Disease_Name_Full__c":"Ataxia - deafness - intellectual disability syndrome","Xref_IDs__c":"720517001; C0796045; C535295; MEDGEN:208659; MONDO:0008838; OMIM:208850; ORPHA:1188","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":7,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":0,"World_Estimate__c":"1 to 8,000","No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":2,"Disease_Characteristics_Score__c":8,"No_of_Age_at_Onset__c":2,"Description_Source__c":"MONDO:0008838","Disease_Description__c":"A rare genetic syndromic intellectual disability characterized by global developmental delay, intellectual disability, infantile or childhood onset of progressive ataxia, and bilateral sensorineural hearing impairment. Variable features include signs of upper and lower motor neuron disease, peripheral neuropathy, myopathic facies, lower limb muscle wasting, and heel contractures. There have been no further descriptions in the literature since 1993.","GARD_Name__c":"Ataxia - deafness - intellectual disability syndrome","GARD_Synonym__c":"adr syndrome; ataxia-deafness-intellectual disability syndrome; ataxia-deafness-retardation syndrome; ataxia-hearing loss-intellectual disability syndrome; reardon-baraitser syndrome","Curated_Disease_Description_Source__c":"MONDO:0008838","Curated_Disease_Description__c":"A rare genetic syndromic intellectual disability characterized by global developmental delay, intellectual disability, infantile or childhood onset of progressive ataxia, and bilateral sensorineural hearing impairment. Variable features include signs of upper and lower motor neuron disease, peripheral neuropathy, myopathic facies, lower limb muscle wasting, and heel contractures. There have been no further descriptions in the literature since 1993.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"as an Infant and as a Child","SourceID__c":"ORPHA:1188","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0008838","ORPHANET_ID__c":"ORPHA:1188","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de ataxia-sordera-discapacidad intelectual","Spanish_Description_Source__c":"ORPHA:1188","Spanish_Description__c":"Es una discapacidad intelectual sindrómica poco frecuente caracterizada por retraso global del desarrollo, discapacidad intelectual, ataxia progresiva de inicio en la lactancia o en la infancia, y discapacidad auditiva neurosensorial bilateral. Otros rasgos variables incluyen signos de enfermedad de la motoneurona superior e inferior, neuropatía periférica, facies miopática, atrofia muscular de las extremidades inferiores y contracturas aquileas. No ha habido más descripciones en la literatura desde 1993.","Spanish_Disease_Name__c":"síndrome de ataxia-sordera-discapacidad intelectual","Spanish_GARD_Synonym__c":"síndrome de ataxia-hipoacusia-discapacidad intelectual; síndrome de reardon-baraitser","Category_Linearization__c":"ORPHA:93890","icd10_id__c":null,"mesh_id__c":null,"omim_id__c":null,"snomed_id__c":null,"umls_id__c":null,"GARD_Disease__c":[{"Curated_Disease_Description__c":"A rare genetic syndromic intellectual disability characterized by global developmental delay, intellectual disability, infantile or childhood onset of progressive ataxia, and bilateral sensorineural hearing impairment. Variable features include signs of upper and lower motor neuron disease, peripheral neuropathy, myopathic facies, lower limb muscle wasting, and heel contractures. There have been no further descriptions in the literature since 1993.","Curated_Disease_Description_Source__c":"MONDO:0008838","GARD_Synonym__c":"adr syndrome; ataxia-deafness-intellectual disability syndrome; ataxia-deafness-retardation syndrome; ataxia-hearing loss-intellectual disability syndrome; reardon-baraitser syndrome","Name":"Ataxia - deafness - intellectual disability syndrome","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"National Ataxia Foundation","Website__c":"https://ataxia.org/"}],"GARD_Disease_Tag__c":[{"Tag_Name__c":"Genetics","Tag_Category__c":"Cause;Disease Category;Specialist","category_description":"Genetic diseases affect the DNA, or genetic instructions, which directs how tissues, organs, and body systems function.","curated_tag_name":"Genetic diseases"},{"Tag_Name__c":"Neurology","Tag_Category__c":"Disease Category;Specialist","category_description":"Neurological diseases affect the brain, spinal cord, cranial nerves, autonomic nerves, or other peripheral nerves.","curated_tag_name":"Neurological diseases"},{"Tag_Name__c":"Ophthalmology","Tag_Category__c":"Specialist"},{"Tag_Name__c":"Congenital Abnormality","Tag_Category__c":"Disease Category","category_description":"Birth defects are structural changes present at birth that can affect almost any part of the body, including how the body looks, works, or both.","curated_tag_name":"Birth defects"},{"Tag_Name__c":"Otolaryngology","Tag_Category__c":"Specialist"},{"Tag_Name__c":"Ataxia","Tag_Category__c":"Account","curated_tag_name":"Ataxia"},{"Tag_Name__c":"Neuro-Ophthalmology","Tag_Category__c":"Specialist","curated_tag_name":"Neuro-ophthalmic diseases"},{"Tag_Name__c":"Neurodevelopmental disabilities","Tag_Category__c":"Specialist","curated_tag_name":"Neurodevelopmental disabilities"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Childhood","Provided_By__c":"ORPHA:1188"},{"Age_At_Onset__c":"Infancy","Provided_By__c":"ORPHA:1188"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.omim.org/entry/208850","Source__c":"C0796045; MONDO:0008838; ORPHA:1188","Xref__c":"OMIM:208850"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C0796045","Source__c":"C0796045","Xref__c":"C0796045"},{"URL__c":"https://www.orpha.net/en/disease/detail/1188","Source__c":"C0796045; MONDO:0008838","Xref__c":"ORPHA:1188"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=720517001","Source__c":"MONDO:0008838","Xref__c":"720517001"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=208659","Source__c":"C0796045","Xref__c":"MEDGEN:208659"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C535295","Source__c":"MONDO:0008838","Xref__c":"C535295"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0008838","Source__c":"GARD:0004644","Xref__c":"MONDO:0008838"}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality in the sound (volume) or cadence (rate) of speech.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002167","HPO_Synonym__c":"Abnormal speech; Abnormal vocalization; Abnormality of speech or vocalization","HPO_Name__c":"Abnormal speech pattern","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A type of hearing impairment in one or both ears related to an abnormal functionality of the cochlear nerve.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000407","HPO_Synonym__c":"Hearing loss, sensorineural; Sensorineural deafness; Sensorineural hearing loss","HPO_Name__c":"Sensorineural hearing impairment","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Abnormal results of investigations using electromyography (EMG).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003457","HPO_Synonym__c":"Abnormal electromyography finding; Abnormal EMG; Electromyogram abnormal; EMG abnormalities","HPO_Name__c":"EMG abnormality","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Procedure_EMG"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"The capability that a joint (or a group of joints) has to move, passively and/or actively, beyond normal limits along physiological axes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001382","HPO_Synonym__c":"Double-Jointed; Extensible joints; Flexible joints; Hyperextensible joints; Increased joint mobility; Increased mobility of joints; Joint hyperextensibility; Joint hyperflexibility; Joint hyperlaxity; Joint laxity; Joints move beyond expected range of motion; Lax joints; Loose-jointedness","HPO_Name__c":"Joint hypermobility","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An increase in size of the ventricular system of the brain.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002119","HPO_Synonym__c":"Cerebral ventricular dilatation; Dilated cerebral ventricle; Dilated cerebral ventricles; Dilated ventricles; Enlarged cerebral ventricles; Enlarged ventricles; Enlarged ventricular system; Large cerebral ventricles and cisternae; Ventricular dilatation","HPO_Name__c":"Ventriculomegaly","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The term intellectual disability or intellectual developmental disorder is used to describe significantly sub-average intellectual and adaptive functioning based on clinical assessment and as measured by individually administered, appropriately normed, standardized and validated tests of intellectual functioning and adaptive behavior, with onset during the developmental period from infancy through adolescence.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001249","HPO_Synonym__c":"Intellectual disability; Mental deficiency; Mental retardation; Mental retardation, nonspecific; Mental-retardation; Nonprogressive intellectual disability; Nonprogressive mental retardation","HPO_Name__c":"Intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Atrophy of the cortex of the cerebrum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002120","HPO_Synonym__c":"Cerebral cortex atrophy; Cortical atrophy; Decrease in size of the outer layer of the brain due to loss of brain cells","HPO_Name__c":"Cerebral cortical atrophy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of an abnormal lateral curvature of the spine.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002650","HPO_Name__c":"Scoliosis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Rhythmic, involuntary oscillations of one or both eyes related to abnormality in fixation, conjugate gaze, or vestibular mechanisms.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000639","HPO_Synonym__c":"Involuntary, rapid, rhythmic eye movements","HPO_Name__c":"Nystagmus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A misalignment of the eyes so that the visual axes deviate from bifoveal fixation. The classification of strabismus may be based on a number of features including the relative position of the eyes, whether the deviation is latent or manifest, intermittent or constant, concomitant or otherwise and according to the age of onset and the relevance of any associated refractive error.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000486","HPO_Synonym__c":"Cross-eyed; Squint; Squint eyes","HPO_Name__c":"Strabismus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Diminution of tendon reflexes, which is an invariable sign of peripheral nerve disease.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001315","HPO_Synonym__c":"Absent or decreased deep tendon reflexes; Decreased deep tendon reflexes; Decreased tendon reflexes; Decreased to absent deep tendon reflexes; Decreased/absent deep tendon reflexes; Depressed tendon reflexes; Diminished deep tendon reflexes; Diminished or absent deep tendon reflexes; Diminished or absent tendon reflexes; Hypoactive to absent deep tendon reflexes; Impaired tendon reflexes; Reduced/absent deep tendon reflexes; Weak or absent deep tendon reflexes","HPO_Name__c":"Reduced tendon reflexes","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A reduction in the speed at which electrical signals propagate along the axon of a neuron.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000762","HPO_Synonym__c":"Decreased NCV; Decreased nerve conduction velocities; Delayed nerve conduction velocity; Reduced nerve conduction velocities; Slow nerve conduction velocity; Slowed nerve conduction velocities","HPO_Name__c":"Decreased nerve conduction velocity","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Procedure_NCV"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of skeletal muscular atrophy (which is also known as amyotrophy).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003202","HPO_Synonym__c":"Amyotrophy; Amyotrophy involving the extremities; Muscle atrophy; Muscle atrophy, neurogenic; Muscle degeneration; Muscle hypotrophy; Muscle wasting; Muscular atrophy; Neurogenic muscle atrophy; Neurogenic muscle atrophy, especially in the lower limbs; Neurogenic muscular atrophy","HPO_Name__c":"Skeletal muscle atrophy","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Ataxia refers to impaired coordination of voluntary muscle movement. Cerebellar ataxia refers to ataxia due to dysfunction of the cerebellum. This causes a variety of elementary neurological deficits including asynergy (lack of coordination between muscles, limbs and joints), dysmetria (lack of ability to judge distances that can lead to under- or overshoot in grasping movements), and dysdiadochokinesia (inability to perform rapid movements requiring antagonizing muscle groups to be switched on and off repeatedly).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001251","HPO_Synonym__c":"Cerebellar ataxia","HPO_Name__c":"Ataxia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Any abnormality of the palate, i.e., of roof of the mouth.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000174","HPO_Synonym__c":"Abnormality of the palate; Abnormality of the roof of the mouth; Palatal anomaly; Palate abnormality","HPO_Name__c":"Abnormal palate morphology","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Hypotonia is an abnormally low muscle tone (the amount of tension or resistance to movement in a muscle). Even when relaxed, muscles have a continuous and passive partial contraction which provides some resistance to passive stretching. Hypotonia thus manifests as diminished resistance to passive stretching. Hypotonia is not the same as muscle weakness, although the two conditions can co-exist.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001252","HPO_Synonym__c":"Low muscle tone; Low or weak muscle tone; Muscle hypotonia; Muscular hypotonia","HPO_Name__c":"Hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1188","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007360","HPO_Synonym__c":"Absent/small cerebellum; Absent/underdeveloped cerebellum; Atrophy/Degeneration affecting the cerebellum; Atrophy/Hypoplasia of the cerebellum; Cerebellar hypoplasia/atrophy","HPO_Name__c":"Aplasia/Hypoplasia of the cerebellum","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology","Congenital Abnormality"],"Specialist":["Genetics","Neurology","Ophthalmology","Otolaryngology","Neuro-Ophthalmology","Neurodevelopmental disabilities","Pediatrics"],"Account":["Ataxia"]},"synonyms":["adr syndrome"," ataxia-deafness-intellectual disability syndrome"," ataxia-deafness-retardation syndrome"," ataxia-hearing loss-intellectual disability syndrome"," reardon-baraitser syndrome"]}