Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior radiographs , increased opacity at the bilateral lung bases and pleural effusions correlate with the findings of ground - glass consolidations / aspiration pneumonia on the CT chest from the prior day . The upper lungs remain clear . Cardiomediastinal silhouette is stable .
    OUTPUT:
    
Interval appearance of bibasilar lung opacities and pleural effusions , correlating with the findings of ground - glass consolidations / aspiration pneumonia on the CT chest from the prior day .