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 . The cardiac silhouette is mildly enlarged . No definite focal consolidation or pleural effusion is seen . There is no overt pulmonary edema . The mediastinal contours are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .