{"Name":"X-linked spasticity-intellectual disability-epilepsy syndrome","DiseaseID__c":"GARD:0016622","id":16622,"encodedName":"x-linked-spasticity-intellectual-disability-epilepsy-syndrome","IsDeleted":false,"Disease_Name_Full__c":"X-linked spasticity-intellectual disability-epilepsy syndrome","Xref_IDs__c":"C4510949; MEDGEN:1376165; MONDO:0017856; ORPHA:3175","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":5,"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":"ORPHA:3175","Disease_Description__c":"A rare ARX-related epileptic encephalopathy characterized by infantile onset of myoclonic epilepsy with generalized spasticity, severe global developmental delay, and moderate to profound intellectual disability. Obligate female carriers show subtle, generalized hyperreflexia. Late onset progressive spastic ataxia has also been reported.","GARD_Name__c":"X-linked spasticity-intellectual disability-epilepsy syndrome","GARD_Synonym__c":"x-linked spasticity, intellectual disability, epilepsy syndrome","Curated_Disease_Description_Source__c":"ORPHA:3175","Curated_Disease_Description__c":"A rare ARX-related epileptic encephalopathy characterized by infantile onset of myoclonic epilepsy with generalized spasticity, severe global developmental delay, and moderate to profound intellectual disability. Obligate female carriers show subtle, generalized hyperreflexia. Late onset progressive spastic ataxia has also been reported.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"as a Newborn and as an Infant","SourceID__c":"ORPHA:3175","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0017856","ORPHANET_ID__c":"ORPHA:3175","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de espasticidad-discapacidad intelectual-epilepsia ligado al cromosoma x","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"síndrome de espasticidad-discapacidad intelectual-epilepsia ligado al cromosoma x","Spanish_GARD_Synonym__c":null,"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":"A rare ARX-related epileptic encephalopathy characterized by infantile onset of myoclonic epilepsy with generalized spasticity, severe global developmental delay, and moderate to profound intellectual disability. Obligate female carriers show subtle, generalized hyperreflexia. Late onset progressive spastic ataxia has also been reported.","Curated_Disease_Description_Source__c":"ORPHA:3175","GARD_Synonym__c":"x-linked spasticity, intellectual disability, epilepsy syndrome","Name":"X-linked spasticity-intellectual disability-epilepsy syndrome","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"Simons Searchlight","Website__c":"https://www.simonssearchlight.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":"Epilepsy","Tag_Category__c":"Account;Specialist","curated_tag_name":"Epilepsy"},{"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":"Neonatal","Provided_By__c":"ORPHA:3175"},{"Age_At_Onset__c":"Infancy","Provided_By__c":"ORPHA:3175"}],"External_Identifier_Disease__c":[{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C4510949","Source__c":"C4510949","Xref__c":"C4510949"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=1376165","Source__c":"C4510949","Xref__c":"MEDGEN:1376165"},{"URL__c":"https://www.orpha.net/en/disease/detail/3175","Source__c":"C4510949; MONDO:0017856; ORPHA:3175","Xref__c":"ORPHA:3175"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=725163002","Source__c":"C4510949","Xref__c":"725163002"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0017856","Source__c":"GARD:0016622","Xref__c":"MONDO:0017856"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"ARX","GHR_URL__c":"https://medlineplus.gov/genetics/gene/arx","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["X-linked recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:3175","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A condition in which there is increased muscle tone so that arms or legs, for example, are stiff and difficult to move.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001276","HPO_Synonym__c":"Hypertonicity; Increased muscle tone","HPO_Name__c":"Hypertonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3175","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:3175","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Status epilepticus is a type of prolonged seizure resulting either from the failure of the mechanisms responsible for seizure termination or from the initiation of mechanisms which lead to abnormally prolonged seizures (after time point t1). It is a condition that can have long-term consequences (after time point t2), including neuronal death, neuronal injury, and alteration of neuronal networks, depending on the type and duration of seizures.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002133","HPO_Synonym__c":"Prolonged seizure; Repeated seizure without recovery; Repeated seizures without recovery between them","HPO_Name__c":"Status epilepticus","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3175","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A motor disorder characterized by a velocity-dependent increase in tonic stretch reflexes with increased muscle tone, exaggerated (hyperexcitable) tendon reflexes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001257","HPO_Synonym__c":"Involuntary muscle stiffness, contraction, or spasm; Muscle spasticity; Muscular spasticity","HPO_Name__c":"Spasticity","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3175","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Paralysis (complete loss of muscle function) in the arm, leg, and in some cases the face on one side of the body.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002301","HPO_Synonym__c":"Paralysis on one side of body","HPO_Name__c":"Hemiplegia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3175","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A condition in which muscles cannot be moved quickly without accompanying pain or spasm.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003552","HPO_Name__c":"Muscle stiffness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3175","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Continuous involuntary sustained muscle contraction. When an affected muscle is passively stretched, the degree of resistance remains constant regardless of the rate at which the muscle is stretched. This feature helps to distinguish rigidity from muscle spasticity.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002063","HPO_Synonym__c":"Muscle rigidity; Rigidity","HPO_Name__c":"Rigidity","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology"],"Specialist":["Genetics","Neurology","Epilepsy","Neurodevelopmental disabilities","Pediatrics"],"Account":["Epilepsy"]},"synonyms":["x-linked spasticity, intellectual disability, epilepsy syndrome"]}