{"Name":"Striatonigral degeneration, childhood-onset","DiseaseID__c":"GARD:0017918","id":17918,"encodedName":"striatonigral-degeneration-childhood-onset","IsDeleted":false,"Disease_Name_Full__c":"Striatonigral degeneration, childhood-onset","Xref_IDs__c":"C4310743; MEDGEN:934710; MONDO:0014889; OMIM:617054; ORPHA:497906","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":2,"Description_Source__c":"ORPHA:497906","Disease_Description__c":"A rare genetic neurodegenerative disease characterized by sudden onset of progressive motor deterioration and regression of developmental milestones. Manifestations include dystonia and muscle spasms, dysphagia, dysarthria, and eventually loss of speech and ambulation. Brain MRI shows predominantly striatal abnormalities. The disease is potentially associated with a fatal outcome.","GARD_Name__c":"Striatonigral degeneration, childhood-onset","GARD_Synonym__c":"childhood-onset basal ganglia degeneration syndrome; lenk ploski syndrome; lenk-ploski syndrome; sndc; striatonigral degeneration, childhood-onset; sndc","Curated_Disease_Description_Source__c":"ORPHA:497906","Curated_Disease_Description__c":"A rare genetic neurodegenerative disease characterized by sudden onset of progressive motor deterioration and regression of developmental milestones. Manifestations include dystonia and muscle spasms, dysphagia, dysarthria, and eventually loss of speech and ambulation. Brain MRI shows predominantly striatal abnormalities. The disease is potentially associated with a fatal outcome.","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:497906","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0014889","ORPHANET_ID__c":"ORPHA:497906","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de degeneración de los ganglios basales de inicio en la infancia","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"síndrome de degeneración de los ganglios basales de inicio en la infancia","Spanish_GARD_Synonym__c":"síndrome de lenk-ploski","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 genetic neurodegenerative disease characterized by sudden onset of progressive motor deterioration and regression of developmental milestones. Manifestations include dystonia and muscle spasms, dysphagia, dysarthria, and eventually loss of speech and ambulation. Brain MRI shows predominantly striatal abnormalities. The disease is potentially associated with a fatal outcome.","Curated_Disease_Description_Source__c":"ORPHA:497906","GARD_Synonym__c":"childhood-onset basal ganglia degeneration syndrome; lenk ploski syndrome; lenk-ploski syndrome; sndc; striatonigral degeneration, childhood-onset; sndc","Name":"Striatonigral degeneration, childhood-onset","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"Dystonia Society","Website__c":"https://www.dystonia.org.uk/"},{"Account_Name__c":"Dystonia Medical Research Foundation","Website__c":"https://dystonia-foundation.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":"Dystonia","Tag_Category__c":"Account","curated_tag_name":"Dystonia"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Infancy","Provided_By__c":"ORPHA:497906"},{"Age_At_Onset__c":"Childhood","Provided_By__c":"ORPHA:497906"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.omim.org/entry/617054","Source__c":"C4310743; MONDO:0014889; ORPHA:497906","Xref__c":"OMIM:617054"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C4310743","Source__c":"C4310743","Xref__c":"C4310743"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=934710","Source__c":"C4310743","Xref__c":"MEDGEN:934710"},{"URL__c":"https://www.orpha.net/en/disease/detail/497906","Source__c":"C4310743; MONDO:0014889; ORPHA:497906","Xref__c":"ORPHA:497906"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=1172584005","Source__c":"C4310743","Xref__c":"1172584005"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0014889","Source__c":"GARD:0017918","Xref__c":"MONDO:0014889"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"VAC14","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"OMIM:617054","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Excessive production of saliva.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003781","HPO_Synonym__c":"Excessive production of saliva; Excessive salivation; Hypersalivation; Mouth watering; Oversalivation; Ptyalism; Watery mouth","HPO_Name__c":"Excessive salivation","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormal accentuation of the inward curvature of the spine in the lumbar region.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002938","HPO_Synonym__c":"Exaggerated lumbar lordosis; Excessive inward curvature of lower spine; Increased lumbar lordosis; Lumbar lordosis; Prominent lumbar lordosis","HPO_Name__c":"Lumbar hyperlordosis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Clonus is an involuntary tendon reflex that causes repeated flexion and extension of the foot. Ankle clonus is tested by rapidly flexing the foot upward.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011448","HPO_Synonym__c":"Abnormal rhythmic movements of ankle","HPO_Name__c":"Ankle clonus","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","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":"OMIM:617054","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002317","HPO_Synonym__c":"Gait instability; Unsteady walk","HPO_Name__c":"Unsteady gait","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","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":"OMIM:617054","Feature__r":{"HPO_Description__c":"A degree of language development that is significantly below the norm for a child of a specified age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000750","HPO_Synonym__c":"Deficiency of speech development; Delayed language development; Delayed speech; Delayed speech acquisition; Delayed speech and language development; Delayed speech development; Impaired speech and language development; Impaired speech development; Language delay; Language delayed; Language development deficit; Late-onset speech development; Poor language development; Speech and language delay; Speech and language difficulties; Speech delay","HPO_Name__c":"Delayed speech and language development","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Inability to walk in a person who previous had the ability to walk.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002505","HPO_Synonym__c":"Loss of ability to walk","HPO_Name__c":"Loss of ambulation","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","Feature__r":{"HPO_Description__c":"A form of focal dystonia affecting the face and especially the jaw that is induced by the act of speaking. It is an involuntary contraction of the masticatory muscles, resulting in dysarthria or dysphagia.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012179","HPO_Synonym__c":"Abnormal craniofacial muscle tone","HPO_Name__c":"Craniofacial dystonia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","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":"OMIM:617054","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":"OMIM:617054","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Habitual flow of saliva out of the mouth.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002307","HPO_Synonym__c":"Dribbling; Drooling; Sialorrhea","HPO_Name__c":"Drooling","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","Feature__r":{"HPO_Description__c":"Difficulty in swallowing.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002015","HPO_Synonym__c":"Difficulty swallowing; Poor swallowing; Swallowing difficulties; Swallowing difficulty","HPO_Name__c":"Dysphagia","Feature_System__c":"Nervous System; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormal gait pattern that arises from weakness of the pretibial and peroneal muscles due to a lower motor neuron lesion. Affected patients have footdrop and are unable to dorsiflex and evert the foot. The leg is lifted high on walking so that the toes clear the ground, and there may be a slapping noise when the foot strikes the ground again.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003376","HPO_Synonym__c":"High stepping","HPO_Name__c":"Steppage gait","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:617054","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":"OMIM:617054","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An elevation of the level of the enzyme creatine kinase (also known as creatine phosphokinase (CK; EC 2.7.3.2) in the blood. CK levels can be elevated in a number of clinical disorders such as myocardial infarction, rhabdomyolysis, and muscular dystrophy.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003236","HPO_Synonym__c":"Elevated blood creatine phosphokinase; Elevated circulating creatine phosphokinase; Elevated creatine kinase; Elevated serum CPK; Elevated serum creatine kinase; Elevated serum creatine phosphokinase; High serum creatine kinase; Increased CPK; Increased creatine kinase; Increased creatine phosphokinase; Increased serum CK; Increased serum creatine kinase; Increased serum creatine phosphokinase","HPO_Name__c":"Elevated circulating creatine kinase concentration","HPO_Feature_Type__c":"Lab"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology"],"Specialist":["Genetics","Neurology","Pediatrics"],"Account":["Dystonia"]},"synonyms":["childhood-onset basal ganglia degeneration syndrome"," lenk ploski syndrome"," lenk-ploski syndrome"," sndc"," striatonigral degeneration, childhood-onset"," sndc"]}