Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Triple lead left - sided pacer device is again seen , grossly stable in position . The cardiac silhouette remains enlarged . The aorta is unfolded . Mediastinal contours are stable . There is slight blunting of the bilateral posterior costophrenic angles which could be due to trace pleural effusions or atelectasis . Streaky left basilar atelectasis is noted . No definite focal consolidation is seen . There is no pneumothorax .
    OUTPUT:
    
Persistent cardiomegaly . Slight blunting of the bilateral posterior costophrenic angles can be seen with trace pleural effusions or atelectasis .