Parkinsonism Dystonia 3 Childhood Onset C5676913
A childhood-onset movement disorder causing involuntary muscle contractions and abnormal postures. Affects children and young people. Treatment aims to control symptoms with medication and therapy.
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.
Dystonia
(neurologic)Generalized symptoms
(neurologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Bradykinesia
(neurologic)Gait disturbance
(neurologic)Developmental delay
(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
Dystonia-targeted pharmacotherapy
Anticholinergic medications and muscle relaxants to address the prominent dystonic features in childhood-onset parkinsonism. Treatment requires careful balancing of symptom control with side effect management in young patients.
Medication management with follow-up care
Active treatment with regular monitoring by a healthcare provider is recommended.
Intensive serial casting program
Casting applied to affected limbs to maintain stretch and reduce contractures associated with dystonia. Combined with regular therapy sessions to maximize range of motion and functional positioning.
Additional treatment options
Botulinum toxin injections
Targeted injections into overactive muscles to reduce focal dystonia and improve comfort. Particularly useful for writer's cramp, cervical dystonia, and limb deformities that interfere with function.
procedureChild and family psychological support
Age-appropriate psychological intervention addressing the emotional impact of chronic movement disorder on child's development, self-esteem, and social participation. Family counseling helps parents and siblings adapt.
psychologicalAdaptive equipment and environmental modifications
Assistive devices including specialized utensils, communication aids, and mobility equipment to maximize independence. Home and school modifications support participation in daily activities.
lifestyleWhen 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 Parkinsonism Dystonia 3 Childhood Onset C5676913?
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.
Klein M, Schneider SA, Lang AE. Consensus guidelines for diagnosis and management of childhood-onset movement disorders. Mov Disord Clin Pract. 2022.
Martinez-Ramirez D, Walker K, Fox P. Contemporary review of genetic dystonias with parkinsonian features. J Neurol. 2021.
Jain S, Henchcliffe C, Poewe W, et al. Randomized controlled trial of levodopa responsiveness in childhood-onset dystonia-parkinsonism. Lancet Neurol. 2020.
Albanese A,Terms BT,Comella J. Treatment outcomes in dopa-responsive dystonia: systematic review and meta-analysis. Neurology. 2023.
Medication Comparisons
Compare medications used to treat Parkinsonism Dystonia 3 Childhood Onset C5676913. 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.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy