FINDINGS:
PA and lateral views of the chest provided demonstrate midline
 sternotomy wires and mediastinal clips.  There is cardiomegaly which appears
 slightly increased in the interval, now mild to moderate in overall size. 
 There is mild pulmonary edema without pleural effusion.  No pneumothorax.  The
 mediastinal contour appears stable.  Bony structures are intact.

IMPRESSION:
Cardiomegaly, increased since , with mild pulmonary edema.