Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Calcified bilateral pleural plaques are re - demonstrated which somewhat limit assessment of the lung parenchyma . Heart size is mild to moderately enlarged . Superior mediastinal widening is unchanged , and attributable to mediastinal lipomatosis as well as a large right thyroid nodule . Elevation of the right hemidiaphragm is unchanged . Streaky bibasilar airspace opacities could reflect atelectasis and / or scarring . Lung volumes are lower compared to the prior study . There is no new focal consolidation is demonstrated , or overt pulmonary edema . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Mild bibasilar atelectasis or scarring . Low lung volumes . Calcified bilateral pleural plaques . No definite new areas of focal consolidation is identified .