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[Mediocarpal instability].

F Schernberg

    Annales De Chirurgie De La Main : Organe Officiel Des Societes De Chirurgie De La Main
    |January 1, 1984
    PubMed
    Summary
    This summary is machine-generated.

    Midcarpal instability, often caused by anterior capsuloligamentous complex damage, requires specific diagnosis through dynamic wrist imaging. Treatment varies by injury severity, with surgery like intercarpal arthrodesis considered for chronic cases.

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    Area of Science:

    • Orthopedics
    • Hand Surgery
    • Radiology

    Background:

    • Midcarpal instability is a condition affecting wrist function.
    • It often results from damage to the anterior capsuloligamentous complex.
    • Instability can be classified as anteromedial or anterolateral based on the affected side.

    Purpose of the Study:

    • To present personal experiences with eleven cases of midcarpal instability.
    • To describe diagnostic methods and treatment strategies for midcarpal instability.
    • To evaluate the effectiveness of different management approaches for acute and chronic injuries.

    Main Methods:

    • Diagnosis relied on dynamic radiological investigations, including distraction and posterior "drawer" movements.
    • Classification of instability based on ulnar or radial predominance.

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  • Evaluation of treatment outcomes for nonoperative (recent injuries) and operative (longstanding lesions) management.

    • Main Results:

    • Dynamic radiological imaging proved essential for diagnosis.
    • Anterior capsuloligamentous complex damage is identified as the primary cause.
    • Nonoperative treatment is recommended for recent injuries, while longstanding lesions present management challenges.

    Conclusions:

    • Intercarpal arthrodesis appears to be a definitive solution for stabilizing midcarpal lesions.
    • Arthroplastic resection of the proximal carpal row is suggested as a palliative, last-resort option to preserve motion.
    • Effective management depends on accurate diagnosis and consideration of injury chronicity.