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    Attention COACH STUDY participants:

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

    El-Ganzouri Risk Index (EGRI) for Difficult Airway

    Predicts risk of difficult airway.
    When to Use
    Pearls/Pitfalls

    Use in patients undergoing general anesthesia.

    "Difficult airway" was defined as inability to visualize laryngeal structures and epiglottis, or inability to achieve adequate mask ventilation.

    ≥4 cm
    0
    <4 cm
    +1
    >6.5 cm
    0
    6.0-6.5 cm
    +1
    <6.0 cm
    +2
    I (soft palate, fauces, uvula, and pillars seen)
    0
    II (soft palate, fauces, and uvula seen)
    +1
    III (soft palate and base of uvula seen)
    +2
    IV (soft palate not visible)
    +2
    >90°
    0
    80-90°
    +1
    <80°
    +2
    Yes
    0
    No
    +1
    <90 kg (198.4 lbs)
    0
    90-110 kg (198.4-242.5 lbs)
    +1
    >110 kg (242.5 lbs)
    +2
    None
    0
    Questionable
    +1
    Definite
    +2

    Result:

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    Next Steps
    Evidence
    Creator Insights
    Dr. Abdel R. El-Ganzouri

    About the Creator

    Abdel R. El-Ganzouri, MD, is a practicing anesthesiologist and researcher at the Rush-Presbyterian-St. Luke's Medical Center in Chicago, Illinois. He is also a professor of anesthesiology at Rush Medical College. Dr. El-Ganzouri’s primary research is focused on tracheal intubation complications.

    To view Dr. Abdel R. El-Ganzouri's publications, visit PubMed

    Are you Dr. Abdel R. El-Ganzouri? 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.
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    About the Creator
    Dr. Abdel R. El-Ganzouri
    Are you Dr. Abdel R. El-Ganzouri?
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