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      Calc Function

    • Calcs that help predict probability of a diseaseDiagnosis
    • Subcategory of 'Diagnosis' designed to be very sensitiveRule Out
    • Disease is diagnosed: prognosticate to guide treatmentPrognosis
    • Numerical inputs and outputsFormula
    • Med treatment and moreTreatment
    • Suggested protocolsAlgorithm

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    Chief Complaint

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    Patent Pending

    ASAS Criteria for Axial Spondyloarthritis (SpA)

    Diagnoses axial spondyloarthritis according to Assessment of Spondyloarthritis International Society (ASAS) criteria.
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    When to Use

    Patients with lower back pain in whom spondyloarthritis is in the differential diagnosis.

    Entry Criterion

    Diagnostic Result:

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    Next Steps
    Evidence
    Creator Insights

    Management

    Strong recommendations for patients with axial SpA from the American College of Rheumatology (ACR) include:

    • Use of NSAIDs.
    • Use of TNF inhibitors if activity persists despite NSAIDs.
    • Avoid using systemic glucocorticoids.
    • Physical therapy.
    • Hip arthroplasty for patients with advanced hip arthritis.
    About the Creator
    Dr. Martin Rudwaleit
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