Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior film , the tubing to the left of the spine , presumably an NG tube , has been removed . The cardiomediastinal silhouette is grossly unchanged . Skin ___ over the region of left thoracic inlet are again noted . Curvilinear density adjacent to the left clavicular head is unchanged --? drain or other iatrogenic material . No obvious pneumothorax is identified . Subcutaneous emphysema along the over the chest walls again noted , probable slightly improved . As before , there are bibasilar opacities which . represent a combination of pleural fluid and bibasilar collapse and / or consolidation . There is mild best plethora similar , ? slightly more pronounced , than on the prior film .
    OUTPUT:
    
1 ) Right and probable small left effusion and underlying bibasilar collapse and / or consolidation . Allowing for differences in positioning , this is probably similar to the prior study . 2 ) Mild vascular plethora may be slightly worse .