pleural-effusion-min

A pleural effusion is an accumulation of fluid within the pleural space. The pleural fluid may be classified as a transudate or an exudate, depending on the etiology. Transudates occur secondary to conditions which cause an increase in the pulmonary capillary hydrostatic pressure or a decrease in the capillary oncotic pressure
Leads to accumulation of protein poor pleural fluid. Exudates occur secondary to conditions which cause inflammation or increased pleural vascular permeability. | Jorge Muniz/MedComic

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