{"Name":"Progressive myoclonic epilepsy with dystonia","DiseaseID__c":"GARD:0017522","id":17522,"encodedName":"progressive-myoclonic-epilepsy-with-dystonia","IsDeleted":false,"Disease_Name_Full__c":"Progressive myoclonic epilepsy with dystonia","Xref_IDs__c":"763349002; C4706413; MEDGEN:1642042; MONDO:0018126; ORPHA:352596","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":4,"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":3,"Disease_Characteristics_Score__c":8,"No_of_Age_at_Onset__c":2,"Description_Source__c":"MONDO:0018126","Disease_Description__c":"Progressive myoclonic epilepsy with dystonia is a rare, genetic epilepsy syndrome characterized by neonatal or early infantile onset of severe, progressive, typically frequent and prolonged myoclonic seizures that are refractory to treatment, associated with localized and/or generalized paroxysmal dystonia (which later becomes persistent). Other features include severe hypotonia, hemiplegia, psychomotor regression (or lack of psychomotor development) and progressive cerebral and cerebellar atrophy, with affected individuals becoming progressively non-reactive to environmental stimuli.","GARD_Name__c":"Progressive myoclonic epilepsy with dystonia","GARD_Synonym__c":"pmed; progressive myoclonus epilepsy with dystonia","Curated_Disease_Description_Source__c":"MONDO:0018126","Curated_Disease_Description__c":"Progressive myoclonic epilepsy with dystonia is a rare, genetic epilepsy syndrome characterized by neonatal or early infantile onset of severe, progressive, typically frequent and prolonged myoclonic seizures that are refractory to treatment, associated with localized and/or generalized paroxysmal dystonia (which later becomes persistent). Other features include severe hypotonia, hemiplegia, psychomotor regression (or lack of psychomotor development) and progressive cerebral and cerebellar atrophy, with affected individuals becoming progressively non-reactive to environmental stimuli.","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:352596","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0018126","ORPHANET_ID__c":"ORPHA:352596","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Epilepsia mioclónica progresiva con distonía","Spanish_Description_Source__c":"ORPHA:352596","Spanish_Description__c":"La epilepsia mioclónica progresiva con distonía es un síndrome genético poco frecuente de epilepsia, caracterizado por un inicio neonatal o en la infancia temprana de crisis mioclónicas severas, progresivas, particularmente frecuentes y prolongadas que son refractarias al tratamiento, asociadas con distonía paroxística focal y/o generalizada (que más tarde se vuelve persistente). Otras características incluyen hipotonía grave, hemiplejía, regresión psicomotora (o retraso del desarrollo psicomotor) y atrofia progresiva cerebral y cerebelosa, dejando de responder a estímulos ambientales con la progresión.","Spanish_Disease_Name__c":"epilepsia mioclónica progresiva con distonía","Spanish_GARD_Synonym__c":"pmed","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":"Progressive myoclonic epilepsy with dystonia is a rare, genetic epilepsy syndrome characterized by neonatal or early infantile onset of severe, progressive, typically frequent and prolonged myoclonic seizures that are refractory to treatment, associated with localized and/or generalized paroxysmal dystonia (which later becomes persistent). Other features include severe hypotonia, hemiplegia, psychomotor regression (or lack of psychomotor development) and progressive cerebral and cerebellar atrophy, with affected individuals becoming progressively non-reactive to environmental stimuli.","Curated_Disease_Description_Source__c":"MONDO:0018126","GARD_Synonym__c":"pmed; progressive myoclonus epilepsy with dystonia","Name":"Progressive myoclonic epilepsy with dystonia","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"Epilepsy Foundation","Website__c":"https://www.epilepsy.com/"}],"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":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Neonatal","Provided_By__c":"ORPHA:352596"},{"Age_At_Onset__c":"Infancy","Provided_By__c":"ORPHA:352596"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.ncbi.nlm.nih.gov/books/NBK274566","Source__c":"Gene Review","Xref__c":"NBK274566"},{"URL__c":"https://www.orpha.net/en/disease/detail/352596","Source__c":"C4706413; MONDO:0018126; ORPHA:352596","Xref__c":"ORPHA:352596"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C4706413","Source__c":"C4706413","Xref__c":"C4706413"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=1642042","Source__c":"C4706413","Xref__c":"MEDGEN:1642042"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=763349002","Source__c":"C4706413; MONDO:0018126","Xref__c":"763349002"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0018126","Source__c":"GARD:0017522","Xref__c":"MONDO:0018126"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"TBC1D24","GHR_URL__c":"https://medlineplus.gov/genetics/gene/tbc1d24","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Muscular hypotonia (abnormally low muscle tone) manifesting in the neonatal period and affecting the entire musculature.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008935","HPO_Synonym__c":"Generalized low muscle tone in neonate; Hypotonia, neonatal, generalized","HPO_Name__c":"Generalized neonatal hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Very brief, involuntary random muscular contractions occurring at rest, in response to sensory stimuli, or accompanying voluntary movements.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001336","HPO_Synonym__c":"Myoclonic jerks","HPO_Name__c":"Myoclonus","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A generalized myoclonic seizure is a type of generalized motor seizure characterized by bilateral, sudden, brief (<100 ms) involuntary single or multiple contraction of muscles or muscle groups of variable topography (axial, proximal limb, distal). Myoclonus is less regularly repetitive and less sustained than is clonus.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002123","HPO_Synonym__c":"Generalised epileptic myoclonus; Generalised myoclonic seizure; Generalized epileptic myoclonus; Generalized myoclonic seizures; Myoclonus seizures","HPO_Name__c":"Generalized myoclonic seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Frequent (30-79%)","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:352596","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Functional neurological abnormalities related to dysfunction of the pyramidal tract.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007256","HPO_Synonym__c":"Corticospinal signs; Pyramidal signs; Pyramidal tract signs","HPO_Name__c":"Abnormal pyramidal sign","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormally increased muscular tone that causes fixed abnormal postures. There is a slow, intermittent twisting motion that leads to exaggerated turning and posture of the extremities and trunk.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001332","HPO_Synonym__c":"Dystonic movements","HPO_Name__c":"Dystonia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"EEG shows spikes (<80 ms) and waves, which are recorded over the entire scalp and do not have a specific frequency.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001326","HPO_Name__c":"EEG with irregular generalized spike and wave complexes","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Procedure_EEG"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Head circumference below 2 standard deviations below the mean for age and sex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000252","HPO_Synonym__c":"Abnormally small cranium; Abnormally small skull; Decreased circumference of cranium; Decreased size of cranium; Decreased size of skull; Reduced head circumference; small cranium; Small head circumference","HPO_Name__c":"Microcephaly","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Delayed myelination in the central nervous system.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002188","HPO_Synonym__c":"Delay in central nervous system myelination","HPO_Name__c":"Delayed CNS myelination","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Loss of strength in the arm, leg, and sometimes face on one side of the body. Hemiplegia refers to a complete loss of strength, whereas hemiparesis refers to an incomplete loss of strength.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001269","HPO_Synonym__c":"Weakness of one side of body","HPO_Name__c":"Hemiparesis","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"Atrophy of the optic nerve. Optic atrophy results from the death of the retinal ganglion cell axons that comprise the optic nerve and manifesting as a pale optic nerve on fundoscopy.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000648","HPO_Synonym__c":"Optic nerve atrophy; Optic-nerve degeneration","HPO_Name__c":"Optic atrophy","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A delay in the achievement of motor or mental milestones in the domains of development of a child, including motor skills, speech and language, cognitive skills, and social and emotional skills. This term should only be used to describe children younger than five years of age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001263","HPO_Synonym__c":"Delayed cognitive development; Delayed development; Delayed developmental milestones; Delayed intellectual development; Delayed milestones; Delayed psychomotor development; Developmental delay; Developmental delay in early childhood; Developmental delay, global; Developmental retardation; GDD; Lack of psychomotor development; Motor and developmental delay; Motormental retardation; Psychomotor delay; Psychomotor development deficiency; Psychomotor development failure; Psychomotor developmental delay; Retarded development; Retarded mental development; Retarded psychomotor development","HPO_Name__c":"Global developmental delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Diffuse unlocalised atrophy affecting the cerebrum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002506","HPO_Synonym__c":"Cerebral atrophy, diffuse","HPO_Name__c":"Diffuse cerebral atrophy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Impaired ability to eat related to problems gathering food and getting ready to suck, chew, or swallow it.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011968","HPO_Synonym__c":"Decreased oral intake; Feeding difficulties; Feeding problems; Poor feeding","HPO_Name__c":"Feeding difficulties","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Loss of developmental skills, as manifested by loss of developmental milestones.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002376","HPO_Synonym__c":"Loss of acquired milestones; Loss of developmental milestones; Loss of milestones; Mental deterioration in childhood; Neurodevelopmental regression; Psychomotor regression; Psychomotor regression beginning in infancy; Psychomotor regression in infants; Psychomotor regression, progressive","HPO_Name__c":"Developmental regression","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Occasional (5-29%)","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:352596","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A condition in which epileptiform abnormalities are believed to contribute to the progressive disturbance in cerebral function. Epileptic encephalaopathy is characterized by (1) electrographic EEG paroxysmal activity that is often aggressive, (2) seizures that are usually multiform and intractable, (3) cognitive, behavioral and neurological deficits that may be relentless, and (4) sometimes early death.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0200134","HPO_Synonym__c":"Convulsive encephalopathy","HPO_Name__c":"Epileptic encephalopathy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An increased susceptibility to upper respiratory tract infections as manifested by a history of recurrent upper respiratory tract infections (running ears - otitis, sinusitis, pharyngitis, tonsillitis).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002788","HPO_Synonym__c":"Frequent upper respiratory infections; Frequent upper respiratory tract infections; Recurrent colds; Recurrent upper respiratory and lower respiratory infections; Recurrent upper respiratory infection; Recurrent upper respiratory infections; Recurrent URI; Upper respiratory tract infections; Upper respiratory tract infections, recurrent","HPO_Name__c":"Recurrent upper respiratory tract infections","Feature_System__c":"Respiratory system; Immune System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A neurological condition related to lesions of the basal ganglia leading to typical abnormalities including akinesia (inability to initiate changes in activity and perform volitional movements rapidly and easily), muscular rigidity (continuous contraction of muscles with constant resistance to passive movement), chorea (widespread arrhythmic movements of a forcible, rapid, jerky, and restless nature), athetosis (inability to sustain the muscles of the fingers, toes, or other group of muscles in a fixed position), and akathisia (inability to remain motionless).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002071","HPO_Synonym__c":"Extrapyramidal dysfunction; Extrapyramidal signs; Extrapyramidal symptoms; Extrapyramidal syndrome; Extrapyramidal tract signs","HPO_Name__c":"Abnormality of extrapyramidal motor function","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A state of abnormally strong desire for sleep during the daytime.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001262","HPO_Synonym__c":"Excessive daytime sleepiness; More than typical sleepiness during day","HPO_Name__c":"Excessive daytime somnolence","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Diffuse unlocalised atrophy affecting the cerebellum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100275","HPO_Name__c":"Diffuse cerebellar atrophy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:352596","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Lack of visual responsiveness or decrease in visual capabilities suggesting a lack of visual responsiveness or decrease in visual capabilities in an infant or young child in which visual behavior fails to meet normal developmental milestones.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0025152","HPO_Synonym__c":"Abnormal visual behavior for age; Poor visual behavior for age","HPO_Name__c":"Poor visual behavior for age","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology"],"Specialist":["Genetics","Neurology","Epilepsy","Pediatrics"],"Account":["Epilepsy"]},"synonyms":["pmed"," progressive myoclonus epilepsy with dystonia"]}