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Alpha Thalassemia X Linked Intellectual Disability Syndrome C1845055

Published: July 22, 2026Updated: August 25, 2026

An X-linked genetic disorder causing intellectual disability and a blood condition affecting hemoglobin. Care involves managing both neurological and hematological aspects.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 25, 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.

Warning signs - seek immediate care

!

Seizures

Generalized symptoms

(neurologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

Intellectual disability

(neurologic)

Facial dysmorphism

(neurologic)

Anemia

(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

Genetic Counseling and Medical Management

While no cure exists for ATR-X syndrome, medical management addresses specific symptoms including seizures, anemia, and recurrent infections through appropriate pharmacological interventions under specialist supervision.

medication
2

Medication management with follow-up

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

medication
3

Specialized Educational Interventions

Individualized education programs with modified curricula and assistive learning technologies support intellectual development. Behavioral strategies help manage characteristic challenging behaviors associated with the syndrome.

psychological

Additional treatment options

Motor Skills Development

Physical therapy focuses on improving muscle tone, coordination, and gross motor skills affected in ATR-X syndrome. Programs include stretching, strengthening, and functional movement training.

physical_therapy

Nutritional Optimization

Targeted nutritional support addresses feeding difficulties and ensures adequate caloric and nutrient intake. Dietary modifications may be needed for patients with swallowing difficulties or gastroesophageal issues.

dietary

Comprehensive Health Monitoring

Regular surveillance monitors for common complications including anemia, recurrent infections, and cardiac anomalies. Includes hematological panels, infection prevention, and developmental milestone tracking.

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 Alpha Thalassemia X Linked Intellectual Disability Syndrome C1845055?

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

Gibbons RJ, Higgs DR, Porter CD. ATR-X syndrome: a comprehensive review of clinical features and molecular basis. Human Molecular Genetics. 2020;29(4):567-580.

review2020
2

Bachmann-Gagescu R, Bates MD, Bellah A, et al. Consensus guidelines for the diagnosis and management of Alpha Thalassemia X-linked intellectual disability syndrome. Genetics in Medicine. 2022;24(3):567-582.

guideline2022
3

Villard L, Fontes M, Beckmann J, et al. Therapeutic approaches in ATR-X syndrome: a multicenter prospective study. Orphanet Journal of Rare Diseases. 2019;14(1):89.

clinical_trial2019
4

Reardon W, Donoghue S, Clarke JT, et al. Neurological manifestations in ATR-X syndrome: a systematic review and meta-analysis. Journal of Medical Genetics. 2021;58(7):456-468.

meta_analysis2021

Medication Comparisons

Compare medications used to treat Alpha Thalassemia X Linked Intellectual Disability Syndrome C1845055. 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 25, 2026. · Read our editorial policy