Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right IJ catheter is unchanged in positioning . There is improved aeration of the right upper lobe compared to prior . Again visualized is a large right pleural effusion , which appears to have increasing loculated components . The left lung essentially clear . Pulmonary vasculature is normal . Cardiomediastinal silhouette is stable . There is no pneumothorax . Cervical fixation hardware is partially visualized , unchanged compared to prior . Surgical clips are seen projecting over the upper abdomen .
    OUTPUT:
    
1 . Unchanged positioning of the right IJ catheter . 2 . Improved aeration within the right upper lobe . 3 . Increasing loculated components of the large right pleural effusion .