Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The hila are normal . Low lung volumes . Linear opacification the left lung base most likely represents atelectasis . No lobar consolidation . No pleural effusion . Surgical clips in situ in the right breast and right chest wall .
    OUTPUT:
    
Low lung volumes with suspected atelectasis in the left lung base .