An empyema is a pocket of pus outside the surface of the lung and inside the inner surface of the chest wall. The fluid may build up and put pressure on the lungs. This can make it hard to breath and may cause pain.
Pleural effusion and empyema. Mount Sinai Beth Israel Hospital website. Available at: https://www.mountsinai.org/locations/beth-israel/care/thoracic-surgery. Accessed November 25, 2019.
Yu H. Management of pleural effusion, empyema, and lung abscess. Semin Intervent Radiol. 2011 Mar;28(1):75-86.
Last reviewed September 2019 by
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James P. Cornell, MD
Last Updated: 4/24/2020
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