{"Name":"Spinocerebellar ataxia type 23","DiseaseID__c":"GARD:0009950","id":9950,"encodedName":"spinocerebellar-ataxia-type-23","IsDeleted":false,"Disease_Name_Full__c":"Spinocerebellar ataxia type 23","Xref_IDs__c":"718772002; C1853250; C537201; DOID:0050973; MEDGEN:339942; MONDO:0012449; OMIM:610245; ORPHA:101108","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":3,"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":1,"Description_Source__c":"MONDO:0012449","Disease_Description__c":"Spinocerebellar ataxia type 23 (SCA23) is a very rare subtype of type I autosomal dominant cerebellar ataxia (ADCA type I; see this term). It is characterized by gait ataxia, dysarthria, slowed saccades, ocular dysmetria, Babinski sign and hyperreflexia.","GARD_Name__c":"Spinocerebellar ataxia type 23","GARD_Synonym__c":"sca23; spinocerebellar ataxia type23","Curated_Disease_Description_Source__c":"MONDO:0012449","Curated_Disease_Description__c":"Spinocerebellar ataxia type 23 (SCA23) is a very rare subtype of type I autosomal dominant cerebellar ataxia (ADCA type I). It is characterized by gait ataxia, dysarthria, slowed saccades, ocular dysmetria, Babinski sign and hyperreflexia.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"as an Adult","SourceID__c":"ORPHA:101108","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0012449","ORPHANET_ID__c":"ORPHA:101108","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Ataxia espinocerebelosa tipo 23","Spanish_Description_Source__c":"ORPHA:101108","Spanish_Description__c":"La ataxia espinocerebolosa tipo 23 (SCA23) es un subtipo muy poco común de ataxia cerebelosa autosómica dominante tipo 1 (ADCA tipo I). Se caracteriza por ataxia de la marcha, disartria, sacadas lentas, dismetría ocular, signo de Babinski e hiperreflexia.","Spanish_Disease_Name__c":"ataxia espinocerebelosa tipo 23","Spanish_GARD_Synonym__c":"sca23","Category_Linearization__c":"ORPHA:98006","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":"Spinocerebellar ataxia type 23 (SCA23) is a very rare subtype of type I autosomal dominant cerebellar ataxia (ADCA type I). It is characterized by gait ataxia, dysarthria, slowed saccades, ocular dysmetria, Babinski sign and hyperreflexia.","Curated_Disease_Description_Source__c":"MONDO:0012449","GARD_Synonym__c":"sca23; spinocerebellar ataxia type23","Name":"Spinocerebellar ataxia type 23","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"National Ataxia Foundation","Website__c":"https://ataxia.org/"},{"Account_Name__c":"Ataxia UK","Website__c":"https://www.ataxia.org.uk/"}],"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":"Psychiatry","Tag_Category__c":"Specialist"},{"Tag_Name__c":"Ataxia","Tag_Category__c":"Account","curated_tag_name":"Ataxia"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Adult","Provided_By__c":"ORPHA:101108"}],"Diagnosis__c":[{"Type__c":"GTR","Curie__c":"MEDGEN:C1853250"}],"External_Identifier_Disease__c":[{"URL__c":"https://raresource.nih.gov/diseases/filter/0009950","Source__c":"RareSource"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C537201","Source__c":"MONDO:0012449","Xref__c":"C537201"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=339942","Source__c":"C1853250","Xref__c":"MEDGEN:339942"},{"URL__c":"https://www.omim.org/entry/610245","Source__c":"C1853250; MONDO:0012449; ORPHA:101108","Xref__c":"OMIM:610245"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C1853250","Source__c":"C1853250","Xref__c":"C1853250"},{"URL__c":"https://www.orpha.net/en/disease/detail/101108","Source__c":"C1853250; MONDO:0012449; ORPHA:101108","Xref__c":"ORPHA:101108"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0050973","Source__c":"MONDO:0012449","Xref__c":"DOID:0050973"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=718772002","Source__c":"C1853250; MONDO:0012449","Xref__c":"718772002"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0012449","Source__c":"GARD:0009950","Xref__c":"MONDO:0012449"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"PDYN","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal dominant"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A loss or impairment of the sensation of the relative position of parts of the body and joint position.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010831","HPO_Synonym__c":"Abnormality of proprioception","HPO_Name__c":"Impaired proprioception","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A kind of ataxia that affects movements of the extremities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002070","HPO_Synonym__c":"Appendicular ataxia","HPO_Name__c":"Limb ataxia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Dysarthric speech is a general description referring to a neurological speech disorder characterized by poor articulation. Depending on the involved neurological structures, dysarthria may be further classified as spastic, flaccid, ataxic, hyperkinetic and hypokinetic, or mixed.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001260","HPO_Synonym__c":"Difficulty articulating speech; Dysarthric speech","HPO_Name__c":"Dysarthria","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A type of ataxia characterized by the impairment of the ability to coordinate the movements required for normal walking. Gait ataxia is characteirzed by a wide-based staggering gait with a tendency to fall.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002066","HPO_Synonym__c":"Ataxia of gait; Ataxic gait; Inability to coordinate movements when walking","HPO_Name__c":"Gait ataxia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A decrease in the ability to perceive vibration in the distal portions of the limbs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006886","HPO_Synonym__c":"Decreased distal vibration sense","HPO_Name__c":"Impaired distal vibration sensation","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormally slow velocity of the saccadic eye movements.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000514","HPO_Synonym__c":"Slow eye movements; Slow saccades; Slow visual tracking","HPO_Name__c":"Slow saccadic eye movements","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Upturning of the big toe (and sometimes fanning of the other toes) in response to stimulation of the sole of the foot. If the Babinski sign is present it can indicate damage to the corticospinal tract.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003487","HPO_Synonym__c":"Extensor plantar reflexes; Extensor plantar response; Extensor plantar responses; Positive Babinski sign","HPO_Name__c":"Babinski sign","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A type of ataxia characterized by the inability to carry out movements with the correct range and motion across the plane of more than one joint related to incorrect estimation of the distances required for targeted movements.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001310","HPO_Synonym__c":"Lack of coordination of movement","HPO_Name__c":"Dysmetria","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Hyperreflexia is the presence of hyperactive stretch reflexes of the muscles.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001347","HPO_Synonym__c":"Increased deep tendon reflexes; Increased reflexes","HPO_Name__c":"Hyperreflexia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:101108","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002073","HPO_Synonym__c":"Cerebellar ataxia, progressive; Progressive ataxia","HPO_Name__c":"Progressive cerebellar ataxia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology"],"Specialist":["Genetics","Neurology","Psychiatry"],"Account":["Ataxia"]},"synonyms":["sca23"," spinocerebellar ataxia type23"]}