Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest demonstrate pulmonary vascular congestion and upper zone distribution with mild interstitial edema . No pleural effusion or pneumothorax is seen . No consolidation concerning for pneumonia is seen . The heart size is top normal . As compared to the prior radiograph from ___ , there is interval increase in interstitial edema . Surgical material in the left upper quadrant is again seen . Old left rib fractures are seen .
    OUTPUT:
    
Mild pulmonary vascular congestion and interstitial edema with no pleural effusions .