Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low on the right where there is platelike atelectasis , superimposed infection can not be excluded . Linear atelectasis at the left base . The trachea is central . The cardiomediastinal contour is unchanged compared to the prior study . No pleural effusion seen . No pneumothorax seen . A calcified liver lesion is seen in the right upper quadrant . The visualized bony structures are unremarkable in appearance .
    OUTPUT:
    
Atelectasis versus consolidation in the right lower lobe .