Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild elevation of the right hemidiaphragm is unchanged . Linear right basilar atelectasis is again seen . A right lower lobe lung mass appears stable in size , better visualized on the ___ CT torso examination . No superimposed consolidation , pneumothorax , or pleural effusion is seen . The heart is mildly enlarged . The hilar and mediastinal contours remain within normal limits .
    OUTPUT:
    
Unchanged appearance of a right lower lobe mass . No superimposed acute process seen .