FINDINGS:
There is a moderate left pleural effusion with overlying atelectasis,
 underlying consolidation is not excluded. The right lung is clear. No right
 pleural effusion is seen. The cardiac and mediastinal silhouettes are
 unremarkable.

IMPRESSION:
Moderate left pleural effusion, with overlying atelectasis, underlying
 consolidation not excluded. No prior for comparison to assess for interval
 progression.