Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy , CABG , and aortic valve replacement . There are fractures of the majority of the sternotomy wires , without evidence of sternal dehiscence . The heart remains moderately enlarged . There is mild pulmonary vascular congestion , but no overt pulmonary edema . No focal consolidation , large pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Cardiomegaly with mild pulmonary vascular congestion .