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    Aortic Dissection Detection Risk Score (ADD-RS)

    Rules out aortic dissection.

    IMPORTANT

    This tool assumes lab reporting of d-dimer in fibrinogen equivalent units (FEU). Know how your institution reports d-dimer levels and adjust accordingly. 

    ADD-RS + D-dimer (the ADvISED study algorithm) has not been externally validated in ruling out acute aortic dissection and should thus be used with caution. The ADD-RS itself is validated.

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    Dr. Peiman Nazerian
    Dr. Peiman Nazerian
    About the creator

    Peiman Nazerian, MD, is an internist in the emergency department at the Careggi University Hospital in Florence, Italy. He is an instructor in emergency ultrasound and has taught multiple courses in Italy and internationally. Dr. Nazerian's primary research interests are in pulmonary embolism and aortic dissection in the emergency setting.

    Are you Dr. Peiman Nazerian? 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.
    Content Contributors
    • Seth Crockford, MD
    About the Creator
    Dr. Peiman Nazerian
    Dr. Peiman Nazerian
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