Grin2a Related Complex Neurodevelopmental Disorder Cn379781
A genetic disorder affecting brain development due to GRIN2A gene changes. It can cause developmental delay, seizures, and speech problems. Treatment focuses on managing symptoms and supporting development.
Key facts at a glance
- ICD-10
- G43.909
- 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
Epilepsy
Generalized symptoms
(neurologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Speech apraxia
(neurologic)Developmental regression
(neurologic)Ataxia
(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
Anticonvulsant Medication Management
Seizure control through appropriate anticonvulsant therapy is the cornerstone of management, with medication selection based on seizure type and individual response patterns.
Targeted drug therapy with dose adjustment
Active treatment with regular monitoring by a healthcare provider is recommended.
Early Intensive Developmental Intervention
Structured physical and occupational therapy programs targeting motor development, coordination, and functional abilities help maximize developmental potential during critical periods.
Additional treatment options
Behavioral and Cognitive Support
Individualized behavioral interventions and cognitive support address autism spectrum features, attention deficits, and learning difficulties commonly associated with this disorder.
psychologicalSeizure and Developmental Monitoring
Regular EEG monitoring and developmental assessments track disease progression and treatment effectiveness, guiding ongoing management decisions.
monitoringSpeech and Language Therapy
Specialized speech therapy addresses communication delays and language disorders, often using augmentative communication devices when needed.
complementaryWhen 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 Grin2a Related Complex Neurodevelopmental Disorder Cn379781?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalMedication Comparisons
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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 20, 2026. · Read our editorial policy