Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is stable compared with ___ study with a top normal heart size and widened superior mediastinum secondary to known thyroid mass . Bilateral moderate layering pleural effusions and bibasilar atelectasis , left greater than right , appears stable when compared with the most recent study . Small pulmonary vascular congestion is stable . ETT appears to have been advanced further when compared with ___ study now projecting 1 .7 cm superior to the carina .
    OUTPUT:
    
1 . Interval advancement of ETT now projecting 1 .7 cm to the carina . 2 . Stable bilateral moderate layering pleural effusions . 3 . Bibasilar atelectasis left greater than right . 4 . Mild pulmonary vascular congestion .