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Hemodynamic assessment in heart failure: role of physical examination and noninvasive methods
Gustavo Luiz Almeida Junior1, Sérgio Salles Xavier, Marcelo Iorio Garcia
1Casa de Saúde São José, Rio de Janeiro, Brazil. gustavogouvea@cardiol.br
Insights
Accurate assessment of heart failure (HF) filling pressures is vital for treatment. Noninvasive methods like BNP, echocardiography, and bioimpedance offer better hemodynamic insights than physical exams for decompensated HF patients.
Area of Science:
- Cardiology
- Clinical Medicine
- Biomedical Engineering
Background:
- Heart failure (HF) significantly contributes to hospitalizations, morbidity, and mortality, straining healthcare systems globally.
- Accurate determination of left ventricular filling pressures is crucial for managing decompensated chronic HF, as congestion drives symptoms and hospital admissions.
- Traditional physical examination is insufficient for predicting hemodynamic patterns in HF due to low inter-physician agreement and adaptive physiological changes.
Purpose of the Study:
- To review the role of noninvasive hemodynamic assessment tools in defining the hemodynamic status of patients with decompensated heart failure.
- To guide clinicians toward more rational and individualized treatment strategies for heart failure patients.
- To explore alternatives to invasive methods like the Swan-Ganz catheter for hemodynamic assessment in HF.
Main Methods:
- Review of noninvasive hemodynamic assessment methods, including B-type Natriuretic Peptide (BNP) levels.
- Evaluation of echocardiography for assessing cardiac structure and function.
- Analysis of cardiographic bioimpedance as a noninvasive tool for hemodynamic monitoring.
Main Results:
- Physical examination is inadequate for predicting hemodynamic status in decompensated heart failure.
- Noninvasive methods (BNP, echocardiography, bioimpedance) are increasingly utilized due to limitations of clinical assessment and invasive monitoring.
- These tools provide valuable insights into hemodynamic parameters essential for treatment decisions.
Conclusions:
- Noninvasive hemodynamic assessment is essential for optimizing the treatment of decompensated heart failure.
- BNP, echocardiography, and cardiographic bioimpedance are valuable tools for clinicians managing heart failure patients.
- Utilizing these methods facilitates a more personalized and effective approach to heart failure management.
Abstract:
Among the cardiovascular diseases, heart failure (HF) has a high rate of hospitalization, morbidity and mortality, consuming vast resources of the public health system in Brazil and other countries. The correct determination of the filling pressures of the left ventricle by noninvasive or invasive assessment is critical to the proper treatment of patients with decompensated chronic HF, considering that congestion is the main determinant of symptoms and hospitalization. Physical examination has shown to be inadequate to predict the hemodynamic pattern. Several studies have suggested that agreement on physical findings by different physicians is small and that, ultimately, adaptive physiological alterations in chronic HF mask important aspects of the physical examination. As the clinical assessment fails to predict hemodynamic aspects and because the use of Swan-Ganz catheter is not routinely recommended for this purpose in patients with HF, noninvasive hemodynamic assessment methods, such as BNP, echocardiography and cardiographic bioimpedance, are being increasingly used. The present study intends to carry out, for the clinician, a review of the role of each of these tools when defining the hemodynamic status of patients with decompensated heart failure, aiming at a more rational and individualized treatment.
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