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A Battery of Motor Tests in a Neonatal Mouse Model of Cerebral Palsy
Published on: November 3, 2016
Genetic mimics of cerebral palsy
Toni S Pearson1, Roser Pons2, Roula Ghaoui3
1Department of Neurology, Washington University School of Medicine, St. Louis, Missouri, USA.
Insights
Cerebral palsy mimics are neurogenetic disorders often misdiagnosed as cerebral palsy. Identifying these mimics is crucial for targeted treatments and accurate genetic counseling.
Area of Science:
- Neuroscience
- Genetics
- Pediatrics
Background:
- Cerebral palsy (CP) encompasses diverse neurodevelopmental disorders presenting with motor impairments in early life.
- Misdiagnosis of CP can occur with various neurogenetic disorders exhibiting similar motor symptoms.
- Identifying the precise etiology of motor disorders is vital for effective management.
Purpose of the Study:
- To delineate clinical features indicative of cerebral palsy mimics.
- To provide a framework for diagnostic investigations including neuroimaging, biochemical, and genetic tests.
- To highlight specific genetic conditions presenting as cerebral palsy mimics.
Main Methods:
- Review of clinical presentations of neurogenetic disorders mimicking cerebral palsy.
- Guidance on selecting and interpreting neuroimaging, biochemical, and genetic investigations.
- Categorization of mimics based on predominant motor symptoms (spasticity, dystonia/chorea, ataxia).
Main Results:
- Specific clinical signs can suggest a diagnosis beyond cerebral palsy.
- A systematic approach to investigations aids in identifying underlying genetic or metabolic causes.
- Several genetic disorders are identified as common cerebral palsy mimics.
Conclusions:
- Accurate diagnosis of cerebral palsy mimics is essential for appropriate, disease-modifying treatments.
- Precise diagnosis impacts prognosis, family counseling, and genetic guidance.
- Distinguishing mimics from cerebral palsy ensures optimal patient care and outcomes.
Abstract:
The term "cerebral palsy mimic" is used to describe a number of neurogenetic disorders that may present with motor symptoms in early childhood, resulting in a misdiagnosis of cerebral palsy. Cerebral palsy describes a heterogeneous group of neurodevelopmental disorders characterized by onset in infancy or early childhood of motor symptoms (including hypotonia, spasticity, dystonia, and chorea), often accompanied by developmental delay. The primary etiology of a cerebral palsy syndrome should always be identified if possible. This is particularly important in the case of genetic or metabolic disorders that have specific disease-modifying treatment. In this article, we discuss clinical features that should alert the clinician to the possibility of a cerebral palsy mimic, provide a practical framework for selecting and interpreting neuroimaging, biochemical, and genetic investigations, and highlight selected conditions that may present with predominant spasticity, dystonia/chorea, and ataxia. Making a precise diagnosis of a genetic disorder has important implications for treatment, and for advising the family regarding prognosis and genetic counseling. © 2019 International Parkinson and Movement Disorder Society.
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