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Jeffries Lakhani Neurodevelopmental Syndrome C5935596

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

A rare genetic condition affecting brain development, causing intellectual disability and distinctive facial features. Supportive therapies help manage symptoms.

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

!

Epilepsy

Generalized symptoms

(neurologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

Global developmental delay

(neurologic)

Intellectual disability

(neurologic)

Facial dysmorphism

(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

Medication management with follow-up

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

medication
2

Symptom-targeted pharmacotherapy

Pharmacological management addressing specific neurodevelopmental symptoms such as seizures, hyperactivity, or mood dysregulation. Medication selection is individualized based on symptom profile and requires regular reassessment for efficacy and side effects.

medication
3

Early intervention physical therapy

Structured motor development program targeting gross and fine motor delays through age-appropriate exercises and play-based activities. Therapy focuses on improving coordination, strength, and functional movement patterns.

physical_therapy

Additional treatment options

Neuropsychological rehabilitation

Cognitive and behavioral interventions addressing learning difficulties, executive function challenges, and social skills deficits. Includes cognitive remediation strategies and family counseling components.

psychological

Multidisciplinary developmental monitoring

Regular comprehensive assessments tracking developmental progress across motor, cognitive, and social domains. Involves coordination among neurology, developmental pediatrics, and allied health professionals.

monitoring

Sensory integration therapy

Structured sensory-based interventions to improve sensory processing and integration, potentially reducing hypersensitivity or hyposensitivity responses. Can include occupational therapy components with environmental modifications.

complementary

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 Jeffries Lakhani Neurodevelopmental Syndrome C5935596?

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

general

Medication Comparisons

Compare medications used to treat Jeffries Lakhani Neurodevelopmental Syndrome C5935596. 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