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Kolbel's Bow Test



    • Test For

    • Subacromial impingement.
    • How to Perform

    • Ask the patient to elevate the arm. Ask them to then lean forward and let the arm hang downward.
    • Abnormal If

    • The shoulder is painful on elevation and the pain is relieved on hanging the arm downward.
    • Mechanism

    • The greater tubercle of the humerus impinges against the coraco-acromial arch, irritating the subacromial bursa. Letting the arm hang relieves the impingement.
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