Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right chest tube is in unchanged position . There are right mid lung opacity adjacent to the chest tube is unchanged and likely reflects focal lung trauma . The small right pneumothorax seen on the chest CTA from 1 day ago is not visualized on current study . Rightward mediastinal shift is less . There is no new consolidation or large pleural effusion . Cardiomediastinal silhouette is normal size . Aorta contour is tortuous .
    OUTPUT:
    
No appreciable pneumothorax .