Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac and mediastinal silhouettes are stable . Apparent widening of the right superior mediastinum the thoracic inlet is stable , as described previously , due to tortuous head and neck vessels and enlargement of the right lobe of the thyroid . There is persistent chronic blunting of the left costophrenic angle due to pleural scarring . No new focal consolidation is seen . No pneumothorax is seen .
    OUTPUT:
    
No significant interval change . No acute cardiopulmonary process .