Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is moderate pulmonary edema and moderate bilateral pleural effusions , left greater than right . Slightly more dense bibasilar opacities are noted for which superimposed infection can not be excluded . Left chest wall dual lead pacing device seen with lead tips in the right atrium and right ventricle . Heart is at least mildly enlarged although not clearly delineated given silhouetting on the left . Atherosclerotic calcifications noted at the aortic arch . No acute osseous abnormalities . Surgical clips project over the left upper quadrant .
    OUTPUT:
    
Moderate pulmonary edema and bilateral , left greater than right , pleural effusions . Superimposed infection particularly at the lung bases where there is more dense opacification would be possible .