Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Dual - lead left - sided AICD is again seen with leads unchanged in position , currently in expected positions of the right atrium and ventricle . Cardiac and mediastinal silhouettes are unchanged , with the cardiac silhouette mildly enlarged . There is persistent blunting of the left costophrenic angle likely due to pleural effusion with overlying atelectasis . Evidence of bilateral calcified pleural plaques is again seen . Degenerative changes are seen along the spine . No evidence of pneumothorax is seen .
    OUTPUT:
    
No significant interval change .