Costophrenic Blunting
October 21st, 2019
Overview
Look For
- Loss of the normally sharp angle between the diaphragm and the chest wall laterally.
Significance
- A sign of small pleural effusion.
Isolated costophrenic blunting without other signs of pleural effusion is estimated to represent approximately 300mL of pleural fluid.
Example
- Bibasal costophrenic blunting in a patient with small bilateral pleural effusions
![Bibasal costophrenic blunting in a patient with small bilateral pleural effusions]()
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------