Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A frontal chest radiograph demonstrate low lung volumes with increased prominence of the cardiac silhouette and bronchovascular crowding . There is bibasilar atelectasis , left greater than right . Mild scarring in the left mid-lung is unchanged . No definite focal consolidation , pleural effusion , or pneumothorax is identified . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Low lung volumes with increased prominence of the cardiac silhouette and bronchovascular crowding , as well as bibasilar atelectasis .