Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . Mediastinal contours are preserved . Central pulmonary vascular congestion with moderate pulmonary edema . No dense consolidation . No large pleural effusion or pneumothorax .
    OUTPUT:
    
Pulmonary vascular congestion with moderate interstitial pulmonary edema . No dense consolidation to suggest overt pneumonia .