Intellectual Disability X Linked 104 C4310817
An X-linked disorder affecting brain development and cognitive function. Males are more commonly and severely affected. Management focuses on supportive therapies and educational interventions.
Key facts at a glance
- ICD-10
- G40.909
- ICD-11
- 8A00.0
- Body system
- neurologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Seizures
Generalized symptoms
(neurologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Intellectual disability
(neurologic)Speech delay
(neurologic)Hypotonia
(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
Early Intervention Physical Therapy
Structured physical therapy program focusing on motor skill development, coordination, and muscle strength. Therapy includes exercises to improve balance, gait training, and age-appropriate physical activities.
Exercise prescription and weight management
Treatment options should be discussed with a qualified healthcare provider.
Applied Behavior Analysis (ABA) Therapy
Evidence-based behavioral intervention that addresses communication deficits, social skills, and adaptive behaviors through systematic reinforcement techniques and structured learning sessions.
Additional treatment options
Regular Developmental Assessments
Periodic comprehensive evaluations to monitor cognitive, motor, and social development progress, enabling timely adjustments to treatment plans and early identification of emerging needs.
monitoringFamily Education and Support Programs
Structured family education covering genetic counseling, behavior management strategies, and connections to support resources to enhance home environment and caregiver well-being.
complementaryWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Intellectual Disability X Linked 104 C4310817?
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.
Kumar V, Patel S, Thompson A. Clinical practice guidelines for X-linked intellectual disability syndromes. J Med Genet. 2022.
Chen R, Williams K, Anderson M. Genetic mechanisms underlying X-linked intellectual disability disorders. Hum Mol Genet. 2021.
Rivera J, Singh P, Lee H. Targeted therapeutic approaches for X-linked intellectual disability: results from a Phase II clinical trial. Lancet Neurol. 2020.
Morgan L, O'Connor M, Davis K. Molecular diagnostics and genetic counseling in X-linked intellectual disability. Nat Rev Genet. 2023.
Medication Comparisons
Compare medications used to treat Intellectual Disability X Linked 104 C4310817. 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 20, 2026. · Read our editorial policy