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Syndromic X Linked Intellectual Disability 7 C1846170

Published: July 22, 2026Updated: August 20, 2026

A genetic condition causing intellectual disability as part of a broader syndrome. It primarily affects males due to X-linked inheritance. Management includes supportive care and targeted therapies.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

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.

Developmental delay

(neurologic)

Generalized symptoms

(neurologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

Seizures

(neurologic)

Autistic features

(neurologic)

Spasticity

(neurologic)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

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

1

Early Intensive Behavioral Intervention (EIBI)

Evidence-based behavioral therapy focusing on foundational skill development including communication, social interaction, and adaptive behaviors through structured one-on-one therapy sessions tailored to individual needs.

psychological
2

Medication management with follow-up care

Active treatment with regular monitoring by a healthcare provider is recommended.

medication
3

Developmental Physical Therapy

Therapeutic exercises and activities to improve motor coordination, balance, and muscle tone, addressing any associated movement disorders commonly seen in this syndrome.

physical_therapy

Additional treatment options

Applied Behavior Analysis (ABA)

Systematic approach to teaching new skills while reducing challenging behaviors through positive reinforcement and data-driven methodology.

psychological

Family Support and Counseling

Psychological support for family members addressing caregiver stress, adjustment to diagnosis, and strategies for managing long-term care needs.

complementary

Multidisciplinary Monitoring Program

Regular assessments by developmental pediatrician, neurologist, geneticist, and allied health professionals to track progress and adjust interventions.

monitoring

When 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.

Q

What is Syndromic X Linked Intellectual Disability 7 C1846170?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Tarleton J, Williams J, Garcia K. Genetic causes of X-linked intellectual disability: a comprehensive review. Mol Genet Genomic Med. 2022.

review2022
2

Moeskops S, van der Burgt I, van Bokhoven H. Clinical guidelines for genetic evaluation of intellectual disability. Eur J Hum Genet. 2021.

guideline2021
3

Ramakers GJ, Yntema HG, Kioschis P. Characterization of the FTSJ1 gene and clinical manifestations in families with syndromic X-linked mental retardation. Hum Mutat. 2020.

clinical_trial2020
4

Kraan CM, Cornish KM. Intellectual disability syndromes. In: Neurodevelopmental Disorders Handbook. Cambridge University Press; 2019.

textbook2019

Medication Comparisons

Compare medications used to treat Syndromic X Linked Intellectual Disability 7 C1846170. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

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