FINDINGS:
PA and lateral views of the chest were provided.  Midline
 sternotomy wires and mediastinal clips are again seen.  There is chest wall
 emphysema which is not significantly changed from prior exam.  There is
 bibasilar atelectasis without convincing sign of pneumonia or CHF.  No
 effusion is seen.  The cardiomediastinal silhouette is stable.  Bony
 structures are intact.

IMPRESSION:
No signs of pneumonia.  Bibasilar atelectasis stable, unchanged
 subcutaneous chest wall emphysema.