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Cardiac output: theory, technique, and troubleshooting.

P E Gardner

    Critical Care Nursing Clinics of North America
    |September 1, 1989
    PubMed
    Summary

    Critical care nurses use thermodilution to measure cardiac output, a key hemodynamic parameter. Ensuring accuracy requires nurses to maintain updated knowledge and skills to avoid potential errors in measurement.

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    Area of Science:

    • Critical care medicine
    • Hemodynamics
    • Cardiovascular monitoring

    Background:

    • Cardiac output is a vital hemodynamic parameter for guiding and evaluating therapy in critical care.
    • Bedside thermodilution offers a practical method for cardiac output measurement.

    Purpose of the Study:

    • To highlight the importance of accurate cardiac output measurement.
    • To inform critical care nurses about potential issues with thermodilution.

    Main Methods:

    • Utilizes the thermodilution technique for bedside cardiac output assessment.
    • Emphasizes the role of critical care nurses in the measurement process.

    Main Results:

    • The thermodilution method is generally easy, timely, and reliable.
    • Physiologic and technical issues can lead to erroneous cardiac output values.

    Conclusions:

    • Accurate cardiac output measurement is crucial for effective patient management.
    • Critical care nurses must possess up-to-date knowledge and skills for reliable thermodilution measurements.

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