Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is unchanged when compared to prior examination . There has been no change in the degree of left - sided pleural effusion . There has been interval improvement of the right - sided pleural effusion . There is fluid in the major fissure , unchanged from prior . There is no evidence of pneumothorax or new parenchymal densities . The right PICC line tip remains unchanged in position , at mid portion of the SVC . There is marked S - shaped scoliosis of the spine .
    OUTPUT:
    
Stable left pleural effusion with interval improvement of right - sided pleural effusion .