Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are increased interstitial markings and increased size of small bilateral pleural effusions , greater on the left than the right . The left lower lobe is opacified and consolidation can not be excluded . No pneumothorax is seen . The pulmonary vasculature is engorged , which is new from the prior study . The patient is status post median sternotomy with the inferior - most sternal wire broken , but alignment is preserved . The cardiac silhouette is mildly enlarged with calcified aortic knob and descending thoracic aorta , unchanged . The mediastinal contours are unchanged with marked tortuosity of the thoracic aorta . A left pectoral dual - lead pacemaker is unchanged in position , with leads terminating in the right atrium and right ventricle as well as epicardial leads implanted in the cardiac apex .
    OUTPUT:
    
Increased interstitial edema and small bilateral pleural effusions , greater on the left than the right , suggesting heart failure . Possible new left lower lobe pneumonia .