Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild interstitial pulmonary edema . No acute focal consolidation . No large pleural effusions or pneumothorax . The hila are enlarged , but unchanged when given for differences in technique . The cardiopericardial silhouette is not enlarged .
    OUTPUT:
    
Mild interstitial pulmonary edema . No acute focal consolidation .