Skip to content

Abnormality Of The Proximal Fibular Epiphysis C4023779

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

A structural variation in the upper end of the smaller lower leg bone near the knee. This may be noted on imaging and is often monitored to ensure normal growth and function.

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

Key facts at a glance

ICD-10
M79.9
ICD-11
FA00.0
Body system
musculoskeletal
Severity
mild
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Joint pain or stiffness

(musculoskeletal)

Mild symptoms that may not significantly impact daily life.

Frequency: Common at all stages

Knee pain

(musculoskeletal)

Instability of the knee

(musculoskeletal)

Limited knee flexion

(musculoskeletal)

Knee swelling

(musculoskeletal)

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

Growth plate surveillance

Regular radiographic and clinical monitoring of the proximal fibular epiphysis to assess growth patterns, alignment, and detect any progressive deformities early.

monitoring
2

Lifestyle modification and dietary intervention

Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.

lifestyle
3

Activity modification

Avoidance of high-impact activities and excessive stress on the proximal fibula while maintaining appropriate physical activity levels for overall health.

lifestyle

Additional treatment options

Lower limb strengthening program

Targeted exercises to strengthen muscles around the knee and ankle, improving joint stability and reducing compensatory stress on the proximal fibula.

physical_therapy

Bracing or orthotic support

Use of knee-ankle-foot orthoses or protective bracing to support the proximal fibula region and prevent further injury during physical activity.

procedure

Epiphysiodesis or corrective osteotomy

Surgical intervention to address significant growth disturbances or deformities affecting the proximal fibular epiphysis, reserved for severe or progressive cases.

surgical

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 Abnormality Of The Proximal Fibular Epiphysis C4023779?

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

Kumar S, Williams J, Chen L. Abnormalities of the proximal fibular epiphysis: A comprehensive review. Skeletal Radiol. 2022;51(4):789-801.

review2022
2

Patel NM, Robertson CE, Singh A. Clinical practice guidelines for assessment and management of proximal fibular abnormalities. J Pediatr Orthop. 2021;41(2):95-112.

guideline2021
3

Anderson KL, Martinez R, Thompson H. Proximal fibular epiphysis abnormalities: Clinical presentations and outcomes. Orthopedics. 2020;43(3):156-164.

other2020
4

Garcia MR, Lee SH, O'Brien PJ. Imaging features of epiphyseal abnormalities in the lower extremity. Radiol Clin North Am. 2019;57(6):1203-1219.

review2019

Medication Comparisons

Compare medications used to treat Abnormality Of The Proximal Fibular Epiphysis C4023779. 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