What is the role of pleural effusions in the development of cardiac tamponade?

Updated: Nov 28, 2018
  • Author: Chakri Yarlagadda, MD, FACC, FSCAI, FASNC, CCDS; Chief Editor: Terrence X O'Brien, MD, MS, FACC  more...
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Answer

Cases of cardiac tamponade have been reported with large pleural effusions. The increased intrapleural pressure resulting from large pleural effusions can be transmitted to the pericardial space and impair ventricular filling, thus producing the hemodynamic equivalent of cardiac tamponade.


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