Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest is compared to previous exam from ___ . Given lower lung volumes on the current exam , there has been some interval improvement of the previously identified pulmonary edema which still persists . There is no large effusion . Cardiomediastinal silhouette is not significantly changed . Dual - lead pacing device and median sternotomy wires again noted .
    OUTPUT:
    
Interval improvement of the previously identified pulmonary edema from five days prior .