Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen is a right - sided pigtail pleural catheter , unchanged in position . There is persistent near complete collapse of the right lower lobe . A large right pneumothorax is again seen , with a slightly increased basilar component . There is no left pneumothorax . Emphysematous changes are seen throughout both lungs . There is no focal consolidation . The cardiomediastinal silhouette is unchanged . Dense aortic calcifications are seen . There is a moderate hiatal hernia .
    OUTPUT:
    
1 . Slight increase in size of large right pneumothorax with substantial basilar component . 2 . Unchanged near complete right lower lobe collapse .