Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There persistent bilateral pleural effusions . Superimposed bibasilar and bilateral upper lung right greater than left opacities are again identified . Elevation of the minor fissure suggest upper lobe volume loss on the right . Dense retrocardiac opacity in left silhouetting the descending thoracic aorta also suggests left lower lobe atelectasis . The cardiomediastinal silhouette is stable . Left chest wall dual lead pacing device is identified . No acute osseous abnormalities .
    OUTPUT:
    
No significant interval change with multifocal , bilateral airspace opacities and bilateral pleural effusions . Findings could be related to edema and / or infection .