Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The aortic knob is calcified . Mediastinal contours are unremarkable . There no overt pulmonary edema is present . Small right pleural effusion has increased in size compared to the previous exam , and a trace left pleural effusion is noted . Bibasilar streaky opacities likely reflect atelectasis . There is no pneumothorax . Thoracolumbar fusion hardware is demonstrated throughout the visualized spine .
    OUTPUT:
    
Interval increase in small right pleural effusion with bibasilar atelectasis and unchanged trace left pleural effusion .