Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Pacemaker and dialysis catheter appear in unchanged position . Median sternotomy wires are again noted . Pulmonary edema has improved now minimal to mild . There are small bilateral pleural effusions . Cardiomegaly is mild and unchanged . Note is made of atherosclerotic calcifications at the aortic arch . No focal consolidation identified . There is no pneumothorax .
    OUTPUT:
    
Minimal to mild pulmonary edema , improved since prior chest radiograph . Small bilateral pleural effusions and mild cardiomegaly . No focal consolidation identified .