Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Prominence of the interstitial markings and indistinctness of the hila consistent with mild to moderate pulmonary edema . The cardiac silhouette does not appear enlarged . Median sternotomy wires are intact . No pneumothorax or pleural effusion .
    OUTPUT:
    
Mild to moderate pulmonary edema .