This is an unprecedented time. It is the dedication of healthcare workers that will lead us through this crisis. Thank you for everything you do.

      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

    Partners: ACG


    The American College of Gastroenterology is the pre-eminent professional organization that champions the evolving needs of clinicians in the delivery of high quality, evidence-based, and compassionate health care to gastroenterology patients. Its mission is to advance world-class care for patients with gastrointestinal disorders through excellence, innovation, and advocacy.

    Through annual scientific meetings, the American Journal of Gastroenterology, regional postgraduate training courses, and research grants, the ACG provides its members with the most accurate and up-to-date scientific information on digestive health and the etiology, symptomatology and treatment of GI disorders.

    Official Medical Calculators for ACG

    MDCalc is the ACG’s official source of medical calculators, with 50+ GI and hepatology-related tools accessible on all MDCalc platforms as well as the official ACG mobile app.

    Coming Soon MDCapsules!

    We are working with the ACG to summarize 25+ Clinical Guidelines for bedside use, free of charge for registered MDCalc users and ACG members.