Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The chest tube is in unchanged position prior exam . A trace left pneumothorax is again noted laterally . The appearance of the lungs is unchanged from prior exam , with complex cavitary disease in the left upper and left lower lobes as well as pleural thickening . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
Stable chest tube position and lung appearance , with trace left pneumothorax again noted laterally .