What are the physiological effects of pleural effusion (fluid on the lungs)?

Updated: Dec 28, 2018
  • Author: Kamran Boka, MD, MS; Chief Editor: Guy W Soo Hoo, MD, MPH  more...
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Answer

The net result of effusion formation is a flattening or inversion of the diaphragm, a mechanical dissociation of the visceral and parietal pleura, and an eventual restrictive ventilatory defect as measured by pulmonary function testing. [6]


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