Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with prior radiographs on ___ , left - sided hydropneumothorax is grossly unchanged . The right lung is clear without focal consolidation , pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes is unchanged . Again seen is subcutaneous air in the left chest wall . The right Port - A - Cath terminates at the cavoatrial junction .
    OUTPUT:
    
Stable left hydropneumothorax .