Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Minimal right pneumothorax with both apical and anterior components is unchanged . Apical pigtail drains and posterior lateral right lower thoracostomy tubes remain in unchanged position . Minimal right pleural effusion and atelectasis is unchanged . Left lungs grossly clear . Mediastinal and hilar contours are stable . Heart size is normal .
    OUTPUT:
    
Unchanged minimal right pneumothorax . No pneumothorax on the left . Minimal right pleural effusion and basilar atelectasis .