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Rigid flatfoot

S Jayakumar, H R Cowell

    Clinical Orthopaedics and Related Research
    |January 1, 1977
    PubMed
    Summary
    This summary is machine-generated.

    Accurate diagnosis is key for managing rigid flatfoot. Treatment varies by cause, including surgical resection for calcaneonavicular coalition and nonoperative management or triple arthrodesis for talocalcaneal coalition.

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    Area of Science:

    • Orthopedic surgery
    • Podiatric medicine
    • Medical diagnostics

    Background:

    • Rigid flatfoot necessitates precise diagnosis for effective, cause-specific management.
    • Understanding the anatomical location of talocalcaneal coalition is crucial for treatment planning.

    Observation:

    • Calcaneonavicular coalition, visible on oblique foot views, can be treated with resection and extensor digitorum brevis interposition for optimal outcomes.
    • Talocalcaneal coalitions occur in posterior, middle, and anterior facets, with middle facet being most common, followed by anterior, and posterior facet coalitions being rare.
    • Middle facet coalitions are typically managed nonoperatively, with triple arthrodesis reserved for refractory symptoms. Resection is rarely indicated but may help with nerve compression or mechanical ankle issues.
    • Anterior facet coalitions often require cast immobilization initially, but frequently necessitate triple arthrodesis.

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  • Rheumatoid and post-traumatic arthritis causing rigid flatfoot may respond to immobilization; triple arthrodesis is seldom needed for rheumatoid arthritis but can be necessary for post-traumatic cases.
  • Rare causes, including neoplasms like fibrosarcoma, must be considered in differential diagnosis.

    • Findings:

    • Early diagnosis and surgical resection of calcaneonavicular coalition can restore normal foot function.
    • Nonoperative management is the primary approach for middle facet talocalcaneal coalition, with surgical intervention reserved for persistent symptoms or specific complications.
    • Anterior facet talocalcaneal coalitions have a higher likelihood of requiring surgical fusion (triple arthrodesis).

    Implications:

    • Tailoring treatment to the specific type and location of foot coalition or arthritic condition improves patient outcomes.
    • Comprehensive diagnostic evaluation, including consideration of rare etiologies like tumors, is essential for managing complex rigid flatfoot cases.
    • Advances in surgical techniques and diagnostic imaging aid in the precise management of rigid flatfoot deformities.