FINDINGS:
Multiple median sternotomy wires are again identified. The cardiomediastinal
 silhouette is stable. The bilateral hila are unremarkable.  There is minimal
 left basilar atelectasis. Otherwise, there is no evidence of focal airspace
 abnormality. The pulmonary vasculature appears normal. There is no
 pneumothorax or effusion.

IMPRESSION:
Minimal left basilar atelectasis. Otherwise, normal.