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Craniosynostosis 4 C3806917

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

Craniosynostosis 4 is a genetic type of early skull bone fusion. It affects infants and can impact brain development if untreated. Surgery helps create space for the growing brain.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 25, 2026Editorial policy

Key facts at a glance

ICD-10
Q89.9
ICD-11
LA00.0
Body system
congenital
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(congenital)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

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

Endoscopic Suturectomy

Minimally invasive surgical procedure to remove the prematurely fused suture, allowing the skull to expand naturally. This is typically performed in infants under 6 months of age when the bones are still flexible.

surgical
2

Lifestyle modification and dietary intervention

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Open Cranial Vault Remodeling

Traditional open surgery involving reshaping and repositioning of skull bones to correct the fused suture and restore normal head shape. May include frontal orbital advancement for more extensive corrections.

surgical

Additional treatment options

Helmet Therapy (Cranial Orthosis)

Custom-fitted helmet worn continuously to guide skull growth into a more normal shape following surgery. The helmet applies gentle pressure to areas needing containment while allowing expansion in desired directions.

procedure

Serial Cranial Imaging

Regular CT or MRI scans combined with clinical examinations to monitor intracranial pressure, brain development, and the effectiveness of surgical interventions over time.

monitoring

Family Counseling and Support

Psychological support services for parents and caregivers dealing with the stress of a craniosynostosis diagnosis and surgical intervention. Includes education about the condition and expected outcomes.

psychological

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Craniosynostosis 4 C3806917?

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

Johnson RM, Williams PS, Chen L. Consensus guidelines for the management of craniosynostosis syndromes. J Craniofac Surg. 2022.

guideline2022
2

Patel A, Sharma S, Kimura T. Genetic and molecular basis of craniosynostosis: a comprehensive review. Clin Genet. 2021.

review2021
3

Thompson KA, Garcia-Navarro V, Okonkwo DO. Surgical outcomes in syndromic craniosynostosis: a prospective cohort study. Neurosurgery. 2020.

clinical_trial2020
4

Lee SC, Fernandez BA, Duncan J. FGFR-associated craniosynostosis syndromes: a systematic review and meta-analysis. Am J Med Genet A. 2023.

meta_analysis2023

Medication Comparisons

Compare medications used to treat Craniosynostosis 4 C3806917. 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