1177169004: Congenital cerebellar ataxia due to RNA, U12 small nuclear mutation (disorder)

• SNOMED CT Concept\Clinical finding (finding)\...
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Cerebellar disorder\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Cerebellar disorder\Cerebellar ataxia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Disorder of head (disorder)\Congenital anomaly of head\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Disorder of head (disorder)\Congenital anomaly of head\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Cerebellar disorder\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Cerebellar disorder\Cerebellar ataxia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Mental state, behavior and/or psychosocial function finding (finding)\Behavior finding\Intellectual disability\Genetic intellectual disability\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Finding related to coordination / incoordination (finding)\Ataxia\...
• \Hereditary ataxia (disorder)\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Cerebellar ataxia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Cerebellar disorder\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Cerebellar disorder\Cerebellar ataxia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Congenital anomaly of central nervous system\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Congenital anomaly of central nervous system\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Cerebellar disorder\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Cerebellar disorder\Cerebellar ataxia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Functional finding\Cognitive function finding (finding)\Impaired cognition (finding)\Intellectual disability\Genetic intellectual disability\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Functional finding\Cognitive function finding (finding)\Intellectual ability - finding\Intellectual disability\Genetic intellectual disability\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Functional finding\Intelligence finding (finding)\Intellectual ability - finding\Intellectual disability\Genetic intellectual disability\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Genetic disease\Genetic intellectual disability\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Genetic disease\Hereditary disease\Hereditary disorder by system\Hereditary disorder of nervous system\Hereditary ataxia (disorder)\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Genetic disease\Hereditary disease\Developmental hereditary disorder\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Genetic disease\Hereditary disease\Autosomal hereditary disorder\Autosomal recessive hereditary disorder\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Fetal and/or neonatal disorder\Congenital disease\Congenital malformation\Congenital anomaly of nervous system\Congenital anomaly of central nervous system\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Fetal and/or neonatal disorder\Congenital disease\Congenital malformation\Congenital anomaly of nervous system\Congenital anomaly of central nervous system\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Fetal and/or neonatal disorder\Congenital disease\Congenital malformation\Congenital anomaly of head\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Fetal and/or neonatal disorder\Congenital disease\Congenital malformation\Congenital anomaly of head\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Hereditary disorder by system\Hereditary disorder of nervous system\Hereditary ataxia (disorder)\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Hereditary disorder of nervous system\Hereditary ataxia (disorder)\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Congenital anomaly of nervous system\Congenital anomaly of central nervous system\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Congenital anomaly of nervous system\Congenital anomaly of central nervous system\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Congenital anomaly of central nervous system\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Congenital anomaly of central nervous system\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Cerebellar disorder\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Cerebellar disorder\Cerebellar ataxia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of head (disorder)\Congenital anomaly of head\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of head (disorder)\Congenital anomaly of head\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Cerebellar disorder\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Cerebellar disorder\Cerebellar ataxia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Developmental disorder\Neurodevelopmental disorder is a behavioral and cognitive disorder with onset during the developmental period that involves impaired or aberrant development of intellectual, motor, or social functions.\Intellectual disability\Genetic intellectual disability\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Developmental disorder\Developmental hereditary disorder\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Developmental disorder\Congenital malformation\Congenital anomaly of nervous system\Congenital anomaly of central nervous system\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Developmental disorder\Congenital malformation\Congenital anomaly of nervous system\Congenital anomaly of central nervous system\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Developmental disorder\Congenital malformation\Congenital anomaly of head\Congenital anomaly of brain\Congenital hypoplasia of brain\Congenital hypoplasia of part of brain\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.
• \Disease\Developmental disorder\Congenital malformation\Congenital anomaly of head\Congenital anomaly of brain\Dysgenesis of the cerebellum\Congenital cerebellar hypoplasia\A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.

Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Oct 2021. Module: SNOMED CT core

Descriptions:

Id	Description	Lang	Type	Status	Case?	Module
5399456013	A rare hereditary ataxia characterized by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.	en	Definition	Active	Entire term case sensitive (core metadata concept)	SNOMED CT core
5399457016	A rare hereditary ataxia characterised by delayed motor milestones in early infancy, hypotonia, ataxic gait, intention tremor, nystagmus, dysarthric speech, and variable learning difficulties. Neuroimaging shows a mixed picture of cerebellar hypoplasia and degeneration, with an almost absent inferior lobule and thinning of the folia of the vermis. In addition, cisterna magna and fourth ventricle are enlarged with relative sparing of the brain stem volume.	en	Definition	Active	Entire term case sensitive (core metadata concept)	SNOMED CT core
4643807011	Congenital cerebellar ataxia due to RNA, U12 small nuclear mutation	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
4643808018	Congenital cerebellar ataxia due to RNA, U12 small nuclear mutation (disorder)	en	Fully specified name	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
4643809014	Congenital cerebellar ataxia due to RNU12 mutation	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
5907421000241114	ataxie cérébelleuse congénitale due à une mutation du petit ARN nucléaire U12	fr	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
5907431000241111	ataxie cérébelleuse congénitale due à une mutation de RNU12	fr	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
3452691001000115	Kongenitale zerebelläre Ataxie durch RNU12-Genmutation	de	Synonym (core metadata concept)	Active	Entire term case sensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module

Expanded Value Set

Reference Sets

Component annotation with string value reference set (foundation metadata concept)

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