Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tip of the right Swan - ___ catheter extends beyond the right mediastinal border . Increasing interstitial markings and vascular congestion . Small bilateral layering pleural effusions . No pneumothorax identified . The size of the cardiac silhouette is enlarged but unchanged .
    OUTPUT:
    
Increasing interstitial markings and vascular congestion consistent with increasing pulmonary edema .