Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two views were obtained of the chest . Increased interstitial abnormality with ___ B - lines and trace pleural effusions is consistent with mild to moderate pulmonary edema . There is no pneumothorax . The heart is normal in size with normal cardiomediastinal contours . Mediastinal surgical clips , valvular prosthesis and median sternotomy wires are noted .
    OUTPUT:
    
Mild - to - moderate pulmonary edema .