Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is post-median sternotomy and CABG . The heart is mildly enlarged . There is central pulmonary vascular congestion with mild - to - moderate interstitial edema . No focal consolidation is seen . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
Mild cardiomegaly with central pulmonary vascular congestion and mild - to - moderate pulmonary edema .