Pleural effusion

accumulation of excess fluid in the pleural cavity

A pleural effusion is when there is a large amount of fluid in the pleural space, the potential space that surrounds each lung.[1]

Pleural effusion
Diagram showing a build up of fluid in the lining of the lungs (pleural effusion) CRUK 054.svg
Diagram of fluid buildup in the pleura

There are many types of pleural effusion and they include:


  1. "Pleural effusion". U.S. National Library of Medicine. Retrieved 2 July 2021.