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Related Experiment Videos

Cavus foot deformity in children.

Richard M Schwend1, James C Drennan

  • 1Department of Orthopaedic Surgery, University of New Mexico, Albuquerque, USA.

The Journal of the American Academy of Orthopaedic Surgeons
|June 28, 2003
PubMed
Summary

Cavus foot deformities, especially cavovarus, require neurologic assessment to identify causes like Charcot-Marie-Tooth disease. Early intervention and appropriate surgical techniques are crucial for a functional, pain-free foot.

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Area of Science:

  • Orthopedics
  • Neurology
  • Podiatry

Background:

  • Cavus foot deformity, characterized by an elevated medial longitudinal arch, is often associated with underlying neurologic conditions.
  • Cavovarus is the most common type, presenting with specific foot and heel deformities.
  • The deformity can progress from flexible to rigid if left untreated.

Purpose of the Study:

  • To review the etiology, diagnosis, and management of cavus foot deformities.
  • To emphasize the importance of neurologic assessment in determining the cause of cavus foot.
  • To outline current surgical and non-surgical treatment strategies.

Main Methods:

  • Clinical examination, including the cavovarus block test for assessing hindfoot flexibility.
  • Diagnostic imaging such as standing radiographs and magnetic resonance imaging (MRI).

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  • Electrodiagnostic studies to evaluate nerve function.

    • Main Results:

    • Neurologic conditions like Charcot-Marie-Tooth disease, cerebral palsy, and poliomyelitis are common etiologies.
    • The cavovarus block test aids in surgical planning by assessing deformity flexibility.
    • Triple arthrodesis shows suboptimal outcomes in cases with progressive deformity and sensory deficits.

    Conclusions:

    • Accurate diagnosis of cavus foot etiology through neurologic assessment is essential for effective management.
    • Treatment goals focus on achieving a plantigrade, mobile, pain-free, and stable foot.
    • Surgical interventions should be tailored to the type and flexibility of the deformity, with careful consideration for long-term outcomes.