Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low , accentuating the heart size and the interstitial markings . Mild enlargement of the hilar and mediastinal silhouette with mild enlargement of the heart size is new since ___ . There is no focal consolidation . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Possible , mild pulmonary edema .