Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post aortic valve replacement and CABG . Heart size is normal . Mediastinal contours are unchanged with calcifications noted at the aortic arch . There is mild pulmonary vascular congestion . No focal consolidation , pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild pulmonary vascular congestion .