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Pleural effusion 

Pleural effusion
Pleural effusion
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date: 11 July 2020

Introduction 146

Causes 146

Clinical approach 147

Pleural fluid 149

Management 151

Pleural effusions are a common clinical scenario with a wide range of causes. They are defined as an accumulation of fluid between the visceral and parietal pleura. There is normally around 20 ml of fluid present in the pleural space. Around 400 ml needs to be present before clinically apparent, whilst >200 ml is visible on the PA chest radiograph....

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