Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest demonstrates multiple external EKG leads projecting over the thorax . There is slight patient rotation to the left . There is persistent elevation of the right hemidiaphragm and decreased lung volume on the right . Compared to a week ago , there is mild improvement of pulmonary edema on the right , which remains persistent on the left . The cardiomediastinal silhouette appears prominent but likely accentuated by low lung volume and AP technique . There is no large pleural effusion . Plate - like atelectasis is present at the right lung base .
    OUTPUT:
    
Mild improvement of pulmonary edema in the right lung , without significant change on the left .