Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent volume loss in the right lung with a moderate right pleural effusion . This is similar in extent when compared to the prior study . Unchanged bilateral airspace opacities more prominent in the right upper than the left upper lobe . There is relative sparing of the left lung base .
    OUTPUT:
    
No significant interval change when compared to the prior study .