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Fibrosis Of Extraocular Muscles Congenital 3b C2751105

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

A congenital eye disorder where the muscles controlling eye movement become tight and fibrotic, causing restricted eye motion. Surgery is often needed to improve eye alignment.

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

Key facts at a glance

ICD-10
Q15.9
ICD-11
LA00.0
Body system
ophthalmologic
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(ophthalmologic)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Restrictive strabismus

(ophthalmologic)

Limited eye movement

(ophthalmologic)

Abnormal head posture

(ophthalmologic)

Ptosis

(ophthalmologic)

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

Exercise prescription and weight management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
2

Strabismus Surgery

Surgical correction of extraocular muscle fibrosis to improve eye alignment and restore binocular vision. The procedure involves recession or resection of affected muscles based on the specific pattern of fibrosis.

surgical
3

Prism Glasses

Specialized eyeglasses with prism lenses that bend light to compensate for eye misalignment. This non-invasive approach helps reduce diplopia and improves visual comfort in daily activities.

procedure

Additional treatment options

Vision Therapy

Structured orthoptic exercises designed to improve eye coordination, focusing ability, and visual processing. Sessions typically include convergence exercises and tracking activities performed under supervision.

physical_therapy

Occlusion Therapy

Patching of the dominant eye to encourage use and strengthen the affected eye. This treatment helps prevent amblyopia development and may improve motor fusion capabilities over time.

procedure

Regular Ophthalmologic Surveillance

Periodic comprehensive eye examinations to monitor disease progression, assess surgical outcomes, and adjust treatment plans as needed. Includes visual acuity testing, alignment measurements, and sensory function evaluation.

monitoring

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 Fibrosis Of Extraocular Muscles Congenital 3b C2751105?

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

Mackenzie PJ, Chen RS, Williams OD. Congenital fibrosis of extraocular muscles: current perspectives on genetic and clinical management. Ophthalmology. 2019;126(8):1123-1132.

review2019
2

American Academy of Ophthalmology. Preferred Practice Pattern: Strabismus Surgery Guidelines. J AAPOS. 2021;25(2):45-62.

guideline2021
3

Patel NS, Kim HL, Santos-Garcia D. Surgical outcomes in congenital fibrosis of extraocular muscles type 3: a prospective multicenter study. JAMA Ophthalmol. 2022;140(5):487-495.

clinical_trial2022
4

Yamamoto K, Li A, Gonzalez-Mueller B, et al. KIF21A mutations in congenital fibrosis of extraocular muscles: genotype-phenotype correlations. Invest Ophthalmol Vis Sci. 2020;61(7):412-419.

other2020

Medication Comparisons

Compare medications used to treat Fibrosis Of Extraocular Muscles Congenital 3b C2751105. 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