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





    Chief Complaint


    Organ System


    Patent Pending

    Trauma Score and Injury Severity Score (TRISS)

    Estimates the probability of survival for trauma patients.
    When to Use

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    Next Steps
    Creator Insights
    Dr. Carl R. Boyd

    About the Creator

    Carl R. Boyd, M.D., is a professor of surgery at Mercer University School of Medicine and Memorial Health University Medical Center in Georgia. He was chief of trauma surgery and surgical critical care at Memorial Health’s trauma center in Savannah for twenty-five years. Dr. Boyd’s primary research is focused on injury and major trauma.

    To view Dr. Carl R. Boyd's publications, visit PubMed

    Are you Dr. Carl R. Boyd? Send us a message to review your photo and bio, and find out how to submit Creator Insights!
    MDCalc loves calculator creators – researchers who, through intelligent and often complex methods, discover tools that describe scientific facts that can then be applied in practice. These are real scientific discoveries about the nature of the human body, which can be invaluable to physicians taking care of patients.
    About the Creator
    Dr. Carl R. Boyd
    Are you Dr. Carl R. Boyd?