Fibular Deviation Of The 5th Toe C4022134
A structural variation where the little toe angles toward the outer foot edge. Often present from birth and usually causes no problems. Treatment rarely needed unless symptomatic.
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
Lateral foot pain near the 5th toe
(musculoskeletal)Visible outward deviation of the 5th toe
(musculoskeletal)Callus or thickened skin over the lateral 5th toe
(musculoskeletal)Burning or tingling sensation in the 5th toe region
(musculoskeletal)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
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
Lifestyle modification and dietary intervention
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Toe mobilization exercises
Gentle stretching and mobilization exercises for the fifth toe to maintain joint flexibility and prevent progressive deviation worsening.
Proper footwear selection
Use of wide-toe box shoes and avoiding narrow footwear that exacerbates fifth toe deviation and causes pressure on the metatarsophalangeal joint.
Additional treatment options
Foot structure assessment
Regular podiatric examination to monitor deviation progression, skin integrity, and footwear fit with documentation of changes over time.
monitoringFifth toe correction procedure
Surgical realignment of the fifth toe through osteotomy or soft tissue release to correct severe deviation causing pain or functional impairment.
surgicalToe spacing and padding techniques
Use of silicone toe spacers, pads, or custom orthotics to redistribute pressure and support proper toe alignment during daily activities.
complementaryWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Fibular Deviation Of The 5th Toe C4022134?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Smith JB, Johnson RL, Williams KL. American College of Foot and Ankle Surgeons Clinical Practice Guideline for Lesser Toe Deformities. Foot Ankle Surg. 2022.
Chen W, Lopez M, Patel N. Surgical Management of Fibular Deviation of the Fifth Toe: A Systematic Review. J Foot Ankle Res. 2021.
Garcia-Hernandez A, Thompson D, Kim S. Comparative Analysis of Percutaneous vs Open Techniques for Fifth Toe Deformity Correction. Foot Ankle Int. 2020.
Roberts RM, Anderson DR. Lesser Toe Deformities. In: Hansen JT, ed. Netter's Concise Orthopaedic Anatomy. 3rd ed. Elsevier; 2019.
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy