Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Complete opacification left hemithorax is unchanged when compared with ___ study . The combination of large pleural effusion and complete lung collapse account for this finding . Multiple right lung nodules are again seen consistent with metastatic disease . Left bronchial stent is again seen and unchanged in position .
    OUTPUT:
    
Persistent complete collapse of left lung in the setting of a known obstructed bronchial stent , with adjacent left pleural effusion . Widespread pulmonary metastases .