FINDINGS:
Moderate cardiomegaly has increased in size compared to prior exam
 from .  There is mild-to-moderate pulmonary edema.  There is subtle
 increase in opacity overlying the left lower lobe concerning for an infectious
 process.  There is no evidence of a pneumothorax.  The visualized osseous
 structures are unremarkable.

IMPRESSION:
1.  Mild cardiomegaly with worsening mild-to-moderate pulmonary edema is
 concerning for heart failure.
 
 2.  Increase in opacity overlying the left lower lobe is concerning for an
 infectious process.