{"Name":"Ataxia with oculomotor apraxia type 3","DiseaseID__c":"GARD:0013112","id":13112,"encodedName":"ataxia-with-oculomotor-apraxia-type-3","IsDeleted":false,"Disease_Name_Full__c":"Ataxia with oculomotor apraxia type 3","Xref_IDs__c":"C173403; C3554690; DOID:0060557; MEDGEN:767604; MONDO:0014084; OMIM:615217","USA_Estimate__c":null,"No_of_Specialist_Tagsa__c":0,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":0,"World_Estimate__c":null,"No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":2,"Disease_Characteristics_Score__c":4,"No_of_Age_at_Onset__c":0,"Description_Source__c":"OMIM:615217","Disease_Description__c":"AOA3 is an autosomal recessive progressive neurologic disorder with onset in the second decade of life ({1:Al Tassan et al., 2012}).\\n\\nFor a discussion of genetic heterogeneity of ataxia-oculomotor apraxia, see AOA1 ({208920}).","GARD_Name__c":"Ataxia with oculomotor apraxia type 3","GARD_Synonym__c":"ataxia-oculomotor apraxia 3; ataxia-oculomotor apraxia type 3","Curated_Disease_Description_Source__c":"MEDGEN:C3554690","Curated_Disease_Description__c":"AOA3 is an autosomal recessive progressive neurologic disorder with onset in the second decade of life (Al Tassan et al., 2012).For a discussion of genetic heterogeneity of ataxia-oculomotor apraxia, see AOA1 (208920).","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":null,"Age_at_Onset_Snippet_Text__c":null,"SourceID__c":"OMIM:615217","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0014084","ORPHANET_ID__c":null,"Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":null,"Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":null,"Spanish_GARD_Synonym__c":null,"Category_Linearization__c":null,"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":"AOA3 is an autosomal recessive progressive neurologic disorder with onset in the second decade of life (Al Tassan et al., 2012).For a discussion of genetic heterogeneity of ataxia-oculomotor apraxia, see AOA1 (208920).","Curated_Disease_Description_Source__c":"MEDGEN:C3554690","GARD_Synonym__c":"ataxia-oculomotor apraxia 3; ataxia-oculomotor apraxia type 3","Name":"Ataxia with oculomotor apraxia type 3","estimateUsa":""}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"National Ataxia Foundation","Website__c":"https://ataxia.org/"}],"Diagnosis__c":[{"Type__c":"GTR","Curie__c":"MEDGEN:C3554690"}],"External_Identifier_Disease__c":[{"URL__c":"https://raresource.nih.gov/diseases/filter/0013112","Source__c":"RareSource"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C3554690","Source__c":"C3554690","Xref__c":"C3554690"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0060557","Source__c":"MONDO:0014084","Xref__c":"DOID:0060557"},{"URL__c":"https://www.omim.org/entry/615217","Source__c":"C3554690; MONDO:0014084","Xref__c":"OMIM:615217"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=767604","Source__c":"C3554690","Xref__c":"MEDGEN:767604"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0014084","Source__c":"GARD:0013112","Xref__c":"MONDO:0014084"},{"URL__c":"https://evsexplore.semantics.cancer.gov/evsexplore/concept/ncit/C173403","Source__c":"C3554690","Xref__c":"C173403"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"PIK3R5","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Reduced strength of muscles.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001324","HPO_Synonym__c":"Muscle weakness; Muscular weakness","HPO_Name__c":"Muscle weakness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Frequent (30-79%)","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":"OMIM:615217","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":"OMIM:615217","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002359","HPO_Synonym__c":"Frequent falls","HPO_Name__c":"Frequent falls","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Cerebellar atrophy is defined as a cerebellum with initially normal structures, in a posterior fossa with normal size, which displays enlarged fissures (interfolial spaces) in comparison to the foliae secondary to loss of tissue. Cerebellar atrophy implies irreversible loss of tissue and result from an ongoing progressive disease until a final stage is reached or a single injury, e.g. an intoxication or infectious event.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001272","HPO_Synonym__c":"Atrophic cerebellum; Degeneration of cerebellum","HPO_Name__c":"Cerebellar atrophy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormal reduction in sensation in the distal portions of the extremities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002936","HPO_Synonym__c":"Decreased distal sensation; Decreased sensation in extremities; Distal sensation loss; Distal sensory impairment in lower limbs; Distal sensory impairment of the lower extremities; Distal sensory loss; Distal sensory loss, upper and lower limbs; Loss of distal sensation","HPO_Name__c":"Distal sensory impairment","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Absence of neurologic reflexes such as the knee-jerk reaction.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001284","HPO_Synonym__c":"Absent deep tendon reflexes; Absent tendon reflexes; Deep tendon reflexes absent; Loss of deep tendon reflexes; Lost deep tendon reflexes","HPO_Name__c":"Areflexia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality characterized by disruption of the normal functioning of peripheral axons.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003477","HPO_Synonym__c":"Axonal neuropathy; Axonal peripheral neuropathy","HPO_Name__c":"Peripheral axonal neuropathy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduction of neurologic reflexes such as the knee-jerk reaction.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001265","HPO_Synonym__c":"Decreased reflex response; Decreased reflexes","HPO_Name__c":"Hyporeflexia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Ocular motor apraxia is a deficiency in voluntary, horizontal, lateral, fast eye movements (saccades) with retention of slow pursuit movements. The inability to follow objects visually is often compensated by head movements. There may be decreased smooth pursuit, and cancelation of the vestibulo-ocular reflex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000657","HPO_Synonym__c":"Ocular motor apraxia","HPO_Name__c":"Oculomotor apraxia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Very frequent (80-99%)","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":"OMIM:615217","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Concentration of alpha-fetoprotein in the blood circulation above the upper limit of normal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006254","HPO_Synonym__c":"Increased levels of alpha fetoprotein; Increased serum alpha-fetoprotein; Serum alpha-fetoprotein increased","HPO_Name__c":"Elevated circulating alpha-fetoprotein concentration","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Muscular atrophy affecting muscles in the distal portions of the extremities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003693","HPO_Synonym__c":"Amyotrophy of distal limb muscles; Distal amyotrophy, especially of the hands and feet; Distal limb muscle atrophy; Distal muscle atrophy; Distal muscle atrophy, upper and lower limbs; Distal muscle degeneration; Distal muscle wasting; Distal muscular atrophy; Muscle atrophy, distal","HPO_Name__c":"Distal amyotrophy","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:615217","HPO_Frequency__c":"Very frequent (80-99%)","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":"OMIM:615217","HPO_Frequency__c":"Very frequent (80-99%)","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"}}],"tags":{},"synonyms":["ataxia-oculomotor apraxia 3"," ataxia-oculomotor apraxia type 3"]}