Question

What causes bilateral pleural effusion?

Answer 1

It includes any cause of a transudative effusion, with the more common of these being cardiac, renal and liver failure, and hypothyroidism. The differential diagnosis also includes certain causes of exudative effusions, such as malignant disease, tuberculosis and pneumonia

Answer 2

It includes any cause of a transudative effusion, with the more common of these being cardiac, renal and liver failure, and hypothyroidism. The differential diagnosis also includes certain causes of exudative effusions, such as malignant disease, tuberculosis and pneumonia (Box 1).