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

    Disease

    Select...

    Specialty

    Select...

    Chief Complaint

    Select...

    Organ System

    Select...

    Patent Pending

    Log In

    Show
    Forgot your password?
    Log In
    Or create a new account (it's free)

    Forgot Password?

    Enter your email address and we'll send you a link to reset your password.

    Get New Password

    Sign In Required

    To save favorites, you must log in.

    Creating an account is free, easy, and takes about 60 seconds.

    Already have an MDCalc account?

    Login to link your favorites and recently used calcs

    Show
    Forgot your password?
    Log In
    Or continue to Nuance

    Attention COACH STUDY participants:

    The principal investigators of the study request that you use the official version of the modified score here.

    ATLAS Score for Clostridium Difficile Infection

    Predicts response to therapy in patients with C. diff.
    When to Use

    Do you use the ATLAS Score for C. Diff. Colitis and want to contribute your expertise? Join our contributor team!

    <60
    0
    60-79
    +1
    ≥80
    +2
    No
    0
    Yes
    +2
    <16,000
    0
    16,000-25,000
    +1
    >25,000
    +2
    >3.5 g/dL (>35 g/L)
    0
    2.6-3.5 g/dL (26-35 g/L)
    +1
    <2.6 g/dL (<26 g/L)
    +2
    ≤1.3 mg/dL (≤120 μmol/L)
    0
    1.4-2.0 mg/dL (121-179 μmol/L)
    +1
    ≥2.1 mg/dL (≥180 μmol/L)
    +2

    Result:

    Please fill out required fields.

    Next Steps
    Evidence
    Creator Insights
    Dr. Mark A. Miller

    About the Creator

    Mark A. Miller, MD, is the chief of the department of microbiology and head of the division of infectious diseases at the Jewish General Hospital in Montreal, Quebec. He is also an adjunct professor of medicine at McGill University. Dr. Miller’s primary research is focused on prevention and treatment of hospital-acquired infections.

    To view Dr. Mark A. Miller's publications, visit PubMed

    Are you Dr. Mark A. Miller? 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. Mark A. Miller
    Are you Dr. Mark A. Miller?
    Also from MDCalc...
    You might be interested in...