FINDINGS:
Patient is status post median sternotomy and cardiac valve replacement. 
 Left-sided dual lead pacer device is stable in position.No focal consolidation
 is seen.  There is minimal interstitial edema.  No pleural effusion or
 pneumothorax is seen. The cardiac and mediastinal silhouettes are stable.

IMPRESSION:
Very minimal interstitial edema.  No focal consolidation.  No pleural
 effusion.