FINDINGS:
Patchy right middle lobe opacity is seen, raising concern for pneumonia. 
 Alternatively, there may be a component of atelectasis.  Remainder of the lung
 fields is clear.  There is no pleural effusion or pneumothorax.  Cardiac and
 mediastinal silhouettes are unremarkable.  Surgical clips are seen in the
 lower right neck.

IMPRESSION:
Right middle lobe opacity raises concern for pneumonia with possible
 atelectasis.