Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal contours are stable . There is a pacemaker with the leads in appropriate position . Again seen are diffuse bilateral parenchymal opacities , which appeared to demonstrate slight interval improvement compared to the prior exam . There is no definite pleural effusion . There is no evidence of a pneumothorax . No new focal consolidations concerning for infection are identified .
    OUTPUT:
    
Slight interval improvement in the diffuse bilateral parenchymal opacities likely reflect improvement of mild bilateral pulmonary edema .