Empyema overview
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Empyema Microchapters |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Prince Tano Djan, BSc, MBChB [2]
Overview
An empyema is a collection of pus within the pleural cavity. It must be differentiated from an abscess, which is a collection of pus in a newly formed cavity. Empyema most commonly arise from an infection within the lung, often associated with parapneumonic effusions.