Population
Patients with heart failure and pleural effusion
Design
Review
Authors
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May aid identification of cardiogenic effusions among exudates; leaves open prospective validation before routine adoption.
Pleural fluid NT-proBNP or serum-to-pleural fluid albumin gradient are key diagnostic tools for identifying heart failure as the cause of pleural effusions, especially when they appear exudative.
José M. Porcel (2010) studied this question.
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