Cardiac Output Measurement Techniques
Author Information
Author(s): Lee Allison J., Cohn Jennifer Hochman, Ranasinghe J. Sudharma
Primary Institution: Jackson Memorial Hospital, University of Miami
Hypothesis
Minimally invasive techniques for measuring cardiac output can provide reliable alternatives to traditional methods.
Conclusion
Despite the development of newer techniques, the pulmonary artery catheter remains the gold standard for measuring cardiac output.
Supporting Evidence
- Pulmonary artery catheterization is still considered the clinical gold standard for cardiac output measurement.
- Newer techniques provide less invasive alternatives but often lack accuracy during hemodynamic instability.
- Esophageal Doppler and pulse contour monitors can predict fluid responsiveness and reduce postoperative morbidity.
Takeaway
Doctors measure how well the heart is pumping blood using different methods, some of which are less invasive than others, but the most trusted method is still the old one.
Methodology
The article reviews various techniques for measuring cardiac output, comparing their accuracy and reliability.
Limitations
Many minimally invasive techniques suffer from decreased accuracy and reliability during unstable hemodynamic conditions.
Digital Object Identifier (DOI)
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