Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Unchanged position of a left - sided chest tube with tip projecting over the left apex . Improvement in left lower lobe atelectasis with some residual . Minimal right lower lobe atelectasis . Stable cardiomediastinal silhouette . Bony thorax is unchanged . Upper abdomen is unremarkable . EKG leads overlie the anterior chest wall .
    OUTPUT:
    
Stable position of left - sided chest tube with interval mild improvement in left basilar atelectasis , consolidation or parenchymal contusions . Mild linear right lower lobe atelectasis .