Abnormality Of The Epiphysis Of The Proximal Phalanx Of The 2nd Toe C4022331
An abnormality in the growth area of the 2nd toe bone's end, present from birth or developing in childhood. Usually mild and often managed with observation or conservative care.
Key facts at a glance
- ICD-10
- Q79.9
- ICD-11
- LA00.0
- Body system
- musculoskeletal
- Severity
- mild
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
2nd toe pain
(musculoskeletal)Joint pain or stiffness
(musculoskeletal)Mild symptoms that may not significantly impact daily life.
Frequency: Common at all stages
2nd toe swelling
(musculoskeletal)2nd toe limited mobility
(musculoskeletal)2nd toe deformity
(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
Dietary counseling and physical activity plan
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Pediatric foot growth surveillance
Regular orthopedic follow-up monitoring the development of the second toe proximal phalanx, including clinical examination and imaging as appropriate to assess growth trajectory.
toe and foot biomechanical therapy
Therapeutic exercises focusing on second toe alignment, arch support activation, and gait training to optimize foot function and prevent compensatory issues.
Additional treatment options
Metatarsal pad or custom orthotic support
Prescription foot orthotics with targeted padding to offload the affected toe, improve weight distribution, and support proper toe alignment during ambulation.
procedureFootwear assessment and optimization
Professional footwear fitting and recommendations to ensure adequate toe box width, proper arch support, and appropriate heel height to minimize pressure on the second toe.
lifestyleToe reconstruction or arthrodesis
Surgical correction of severe toe deformity or misalignment resulting from the epiphyseal abnormality, performed when conservative management fails to provide adequate function.
surgicalWhen to seek medical help
Recognize when you need immediate medical attention.
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Frequently asked questions
Common questions about this topic.
What is Abnormality Of The Epiphysis Of The Proximal Phalanx Of The 2nd Toe C4022331?
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.
Hofmann AA, Koonce SL. American College of Foot and Ankle Surgeons clinical practice guideline for adult acquired forefoot deformities. J Foot Ankle Surg. 2022.
Schwenk T, Meyer JM. Congenital anomalies of the foot phalanges: imaging spectrum and clinical management. Radiol Clin North Am. 2019.
Nakamura N, Tanaka Y, Horii E. Surgical outcomes and complications of lesser toe proximal phalanx abnormalities: a prospective cohort study. Foot Ankle Int. 2020.
Harris NJ, Bhumbra BS. Management of lesser toe deformities in orthopedic practice. Orthop Clin North Am. 2021.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy