Exudative
Active fluid secretion or leakage with high protein content
Transudative
Imbalance between hydrostatic (e.g. CHF) and oncotic (e.g. nephrotic syndrome)
Fluid has low protein content
Active fluid secretion or leakage with high protein content
Imbalance between hydrostatic (e.g. CHF) and oncotic (e.g. nephrotic syndrome)
Fluid has low protein content
Pleural effusion
Transudative
Pleuritis
CHF
Hemothorax
Exudative
Spontaneous pneumothorax
Cancer