Copyright © 2009 [Gerald R. Aben, MD MSU Department of Radiology]. All rights reserved.
Revised: April 08, 2009
Top 10 Chest Pathologies

 

Pneumothorax

 

On the inspiration film, the pneumothorax in this patient can only be identified with care.  White arrows denote the visceral pleura.
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On expiration, the lungs collapse while the air in the pleural space does not decrease in volume.  This coupled with the relative increased density of the lungs in expiration accentuates the pneumothorax.