Abnormality Of The Distal Phalanx Of The 4th Toe C4023870
An abnormality affecting the end bone of the fourth toe. May impact foot mechanics or cause discomfort. Treatment options depend on how it affects walking or causes pain.
Key facts at a glance
- ICD-10
- Q79.9
- ICD-11
- LA00.0
- Body system
- musculoskeletal
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Joint pain or stiffness
(musculoskeletal)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Pain in the 4th toe
(musculoskeletal)Swelling of the 4th toe
(musculoskeletal)Stiffness of the 4th toe
(musculoskeletal)4th toenail abnormality
(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
Foot structure assessment
Periodic evaluation of toe alignment, gait patterns, and footwear fit to monitor progression and prevent complications.
Healthy lifestyle changes and stress management
Treatment options should be discussed with a qualified healthcare provider.
Footwear modification
Selection and customization of shoes with adequate width, depth, and support to accommodate toe abnormalities and reduce pressure points.
Additional treatment options
Toe mobility exercises
Gentle exercises to maintain flexibility, strengthen intrinsic foot muscles, and improve toe manipulation abilities.
physical_therapyToe reconstruction procedure
Surgical correction of significant toe deformities to improve alignment, reduce pain, and enhance function.
surgicalCustom orthotic insoles
Prescription foot orthotics designed to redistribute pressure, support arch structure, and accommodate distal phalanx abnormalities.
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 Abnormality Of The Distal Phalanx Of The 4th Toe C4023870?
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.
Matsumoto T, Hasegawa K. Congenital Abnormalities of the Toe Distal Phalanges: A Comprehensive Review. Foot Ankle Int. 2019.
American College of Foot and Ankle Surgeons. Clinical Practice Guidelines for Congenital Toe Deformities. J Foot Ankle Surg. 2021.
Brown WL, Chen SC. Distal Phalanx Abnormalities. In: Smith JM, Editor. Pediatric Orthopedics Essentials. 4th ed. Philadelphia: Lippincott Williams and Wilkins; 2018.
Nakamura R, Fujimoto S, Watanabe H, Ito Y. Surgical Outcomes of Distal Phalanx Reconstruction in Toe Deformities: A Retrospective Case Series. Orthop Clin North Am. 2022.
Medication Comparisons
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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.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy