Brachymetatarsus 4 C1862083
A congenital condition where the fourth metatarsal bone in the foot fails to fully develop, causing a shortened fourth toe. Often isolated and may affect one or both feet.
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.
Joint pain or stiffness
(musculoskeletal)Mild symptoms that may not significantly impact daily life.
Frequency: Common at all stages
Shortened 4th toe
(musculoskeletal)Pain in the ball of the foot
(musculoskeletal)Difficulty walking or running
(musculoskeletal)Callus formation under the affected toe
(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.
Foot structure and gait assessment
Regular evaluation of foot mechanics, gait pattern, and potential secondary effects such as callus formation or shoe-fitting difficulties.
Foot and ankle strengthening program
Therapeutic exercises targeting intrinsic foot muscles and ankle stabilizers to compensate for altered metatarsal length and maintain optimal foot function.
Additional treatment options
Metatarsal lengthening surgery
Surgical intervention using distraction osteogenesis or bone grafting to lengthen the shortened 4th metatarsal and improve foot symmetry and function.
surgicalCustom footwear and orthotic support
Specialized shoes with custom orthotics or metatarsal pads to improve comfort, redistribute pressure, and enhance walking mechanics.
lifestyleMinimally invasive metatarsal osteotomy
Less invasive surgical technique to correct metatarsal length discrepancy using small incisions and internal fixation devices.
procedureWhen 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 Brachymetatarsus 4 C1862083?
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.
Kaufman MS, Tanaka H, Kimura T. Surgical management of brachymetatarsus: A comprehensive review. Foot Ankle Int. 2019.
Patel DA, Fernandez JE, Schwenk T. Treatment outcomes in brachymetatarsus: A retrospective case series. J Pediatr Orthop. 2018.
American Orthopaedic Foot and Ankle Society. Clinical guidelines for the evaluation and management of brachymetatarsus. Foot Ankle Spec. 2021.
Martinez-Navarro C, editor. Orthopaedic Surgery Essentials. 3rd ed. Philadelphia: Lippincott Williams & Wilkins; 2020. Chapter 45: Metatarsal Lengthening Procedures.
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy