Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a persistent moderate size right pleural effusion with slight interval increase in size of a small left pleural effusion . Bibasilar airspace opacities likely reflect compressive atelectasis . The cardiac and mediastinal contours are unchanged , with calcification of the aortic knob again seen . There is mild pulmonary vascular congestion . The lungs remain hyperinflated . No pneumothorax is detected . There are no acute osseous abnormalities .
    OUTPUT:
    
Similar size moderate right pleural effusion with interval increase in size of a small left pleural effusion . Bibasilar atelectasis with mild pulmonary vascular congestion .