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Joubert Syndrome 28 C4310705

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

A rare genetic condition affecting the cerebellum and brainstem, leading to developmental delays and movement problems. Care is supportive, targeting specific symptoms like speech, motor skills, and organ health.

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.

Generalized symptoms

(neurologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

Intellectual disability

(neurologic)

Abnormal gait

(neurologic)

Seizures

(neurologic)

Retinal dystrophy

(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

Cardiorespiratory Monitoring Program

Continuous evaluation of cardiac rhythm and respiratory function to detect arrhythmias, pulmonary hypertension, or progressive respiratory compromise that may develop in Joubert Syndrome patients.

monitoring
2

Medication management with follow-up

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

medication
3

Adaptive Physical Activity Program

Customized exercise regimen incorporating aquatic therapy, adaptive sports, and recreational activities that promote cardiovascular fitness while respecting motor limitations and preventing deconditioning.

physical_therapy

Additional treatment options

Tympanostomy Tube Placement

Middle ear ventilation tube insertion for management of chronic otitis media and hearing loss secondary to Eustachian tube dysfunction, common in patients with cranial nerve abnormalities affecting ear structures.

surgical

Family Education and Caregiver Support

Comprehensive education program for families regarding disease prognosis, emergency symptom recognition, seizure management if applicable, and resource navigation for school accommodations and disability services.

lifestyle

Nutrition and Hydration Management

Registered dietitian consultation to address caloric needs, prevent malnutrition in patients with feeding difficulties, and manage potential kidney stone risk through appropriate hydration and dietary modification.

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 28 C4310705?

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 28 C4310705. 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