FINDINGS:
Redemonstrated are subtle bibasilar airspace opacities, essentially unchanged
 as compared to the prior examination.  There is no pleural effusion,
 pneumothorax, or frank pulmonary edema identified.  The heart size is normal. 
 Mediastinal contours are normal.  Surgical clips are seen within the right
 upper quadrant.

IMPRESSION:
Stable bibasilar airspace opacities.