Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate to severe enlargement of cardiac silhouette is re - demonstrated . The mediastinal and hilar contours are unchanged . There is mild pulmonary vascular congestion . No focal consolidation , pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . Remote left 6th rib fracture is re - demonstrated .
    OUTPUT:
    
Moderate to severe cardiomegaly with mild pulmonary vascular congestion .