Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The patient is status post median sternotomy and CABG with some broken sternal wire seen , superiorly . No focal consolidation is seen . There is no large pleural effusion or pneumothorax . The cardiac silhouette is top normal to mildly enlarged . There may be minimal pulmonary vascular congestion without overt pulmonary edema . The aorta is calcified and tortuous .
    OUTPUT:
    
Possible minimal pulmonary vascular congestion without overt pulmonary edema . Mild enlargement of the cardiac silhouette .