Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Comparison is made to ___ as well as chest CT of ___ . There is a right pleural effusion which extends into the minor fissure . This is new from prior study of ___ ; however , on the CT study from ___ a moderate - to - large effusion was present and this likely represents no change in comparison to the CT . The heart size is at the upper limits of normal . The mediastinal contours are unremarkable . The pulmonary vasculature is normal . A double - lumen catheter is identified with its tip in the right atrium .
    OUTPUT:
    
Moderate - to - large right pleural effusion , new from ___ but likely stable compared to CT of ___ .