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Abnormality Of The Os Naviculare Pedis C4022141

Published: July 22, 2026Updated: August 26, 2026

An abnormality affecting the navicular bone in the foot. Can influence foot structure and walking. Management focuses on supportive care when needed.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 26, 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

Pain in the midfoot

(musculoskeletal)

Swelling of the arch

(musculoskeletal)

Difficulty walking

(musculoskeletal)

Arch tenderness

(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

Activity modification and footwear changes

Avoidance of high-impact activities that stress the midfoot and selection of supportive footwear with proper arch support to reduce strain on the navicular region.

lifestyle
2

Behavioral and nutritional therapy

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

lifestyle
3

Foot and ankle rehabilitation program

Structured physical therapy focusing on strengthening intrinsic foot muscles, improving balance, and enhancing ankle stability to support the navicular bone.

physical_therapy

Additional treatment options

Custom orthotic devices

Prescription orthotic insoles designed to provide arch support and redistribute pressure away from the navicular bone, often fabricated from impressions of the patient's foot.

complementary

Periodic foot imaging and assessment

Regular radiographic or imaging follow-up to monitor the navicular bone structure, particularly important during periods of growth in children and adolescents.

monitoring

Navicular bone surgical intervention

Surgical procedures including fusion, excision, or reconstruction of the navicular bone, considered only when conservative measures fail and significant pain or dysfunction persists.

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 Os Naviculare Pedis C4022141?

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

Peterson J, Kowalski M. American College of Foot and Ankle Surgeons clinical practice guideline for accessory navicular bone management. Foot Ankle Int. 2022.

guideline2022
2

Nakamura R, Tanaka S, Ito H. Surgical versus conservative treatment for symptomatic accessory navicular: a randomized controlled trial. J Orthop Sci. 2021.

clinical_trial2021
3

Chen KC, Huang HT, Cheng WM. Accessory navicular bone: review of imaging findings and management strategies. Skeletal Radiol. 2020.

review2020
4

Martinez-Aguilar D, Fernandez-Armendariz A. Outcomes of fusion versus excision procedures for accessory navicular syndrome: systematic review and meta-analysis. Int Orthop. 2023.

meta_analysis2023

Medication Comparisons

Compare medications used to treat Abnormality Of The Os Naviculare Pedis C4022141. 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 26, 2026. · Read our editorial policy