What Can Cause Pleural Effusion?

1 Answer

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A pleural effusion refers to an unusual amount of fluid exists in the pleural cavity. There are many factors that can lead to a pleural effusion, the more common ones are as follows:
  • Leaking from other organs. (congestive heart failure, liver or kidney disease)
  • Cancer. (lung cancer, or other cancers that have spread to the lung or pleura)
  • Infections. (pneumonia, tuberculosis)
  • Autoimmune conditions. (lupus, rheumatoid arthritis)
  • Pulmonary embolism. (a blockage in an artery in one of your lungs)
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