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Joubert Syndrome 24 C4084841

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

A rare genetic disorder of brain development causing developmental delays, coordination difficulties, and sometimes kidney disease. Treatment is supportive, addressing specific symptoms with therapy and medical management.

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

Hypotonia

(neurologic)

Ataxia

(neurologic)

Hepatic fibrosis

(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

Polysomnography Studies

Sleep studies to assess breathing patterns during sleep and identify central apnea or irregular breathing associated with brainstem dysfunction.

monitoring
2

Targeted drug therapy with dose adjustment

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

medication
3

Respiratory Stimulant Therapy

Pharmacological support for respiratory drive including carbonic anhydrase inhibitors or other respiratory stimulants.

medication

Additional treatment options

Postural Drainage Techniques

Chest physiotherapy techniques including positioning and percussion to assist with secretion clearance and prevent respiratory infections.

physical_therapy

Tonsillectomy/Adenoidectomy

Surgical removal of enlarged tonsils or adenoids contributing to upper airway obstruction in affected patients.

surgical

Nutrition Support Program

Comprehensive nutritional assessment and support including high-calorie supplements for patients with increased energy expenditure.

dietary

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 Joubert Syndrome 24 C4084841?

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 Joubert Syndrome 24 C4084841. 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