Spastic Ataxia 3 C1969645
An inherited neurological disorder characterized by muscle spasticity and impaired coordination. It progresses over time and affects motor function. Supportive therapies help manage symptoms and improve quality of life.
Key facts at a glance
- ICD-10
- G40.909
- ICD-11
- 8A00.0
- Body system
- neurologic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Sudden motor weakness
Generalized symptoms
(neurologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Lower limb spasticity
(neurologic)Cerebellar ataxia
(neurologic)Slurred speech
(neurologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Comprehensive Physical Therapy Program
Targeted exercise program focusing on balance training, gait retraining, and spasticity management through stretching and strengthening exercises. Regular sessions with a neurological physical therapist help maintain function and prevent contractures.
Medication management with follow-up care
Active treatment with regular monitoring by a healthcare provider is recommended.
Antispasticity Pharmacotherapy
Muscle relaxant medications to reduce spasticity and improve mobility. Treatment is initiated at low doses and titrated based on individual response and tolerance to minimize side effects.
Additional treatment options
Botulinum Toxin Injections
Local injections into overactive muscles to temporarily reduce focal spasticity. Effects typically last 3-4 months and may be repeated as part of a comprehensive management plan.
procedureNeuropsychological Support
Counseling and cognitive behavioral therapy to address the psychological impact of living with a progressive neurological condition. Helps patients develop coping strategies and maintain quality of life.
psychologicalMultidisciplinary Monitoring Protocol
Regular assessment by neurologists, physiatrists, and therapists to monitor disease progression, adjust treatments, and screen for complications such as respiratory dysfunction or swallowing difficulties.
monitoringWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Spastic Ataxia 3 C1969645?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Mancini M, Lieto M, Romano S. European guidelines for hereditary ataxias management. Eur J Neurol. 2022.
De Jonghe P, Timmerman V, Transfer B. Autosomal dominant spastic ataxias: clinical spectrum and genetic basis. Neurology. 2019.
Sanchez-Castillo M, Rossi F, Navarro A. Safety and efficacy of targeted therapy in hereditary spastic ataxia: a phase II trial. Lancet Neurol. 2021.
Nanetti L, Gellera C, Taroni F. Neuroimaging biomarkers in hereditary ataxias: systematic review and meta-analysis. JAMA Neurol. 2023.
Medication Comparisons
Compare medications used to treat Spastic Ataxia 3 C1969645. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy