Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes and bibasilar atelectasis . No definite focal consolidation is seen . Cardiac silhouette is top - normal . The aorta is calcified and tortuous . Surgical clips are noted overlying the right axilla . Single lead left - sided pacer is seen with lead terminating in the expected location of the right ventricle .
    OUTPUT:
    
Low lung volumes and bibasilar atelectasis . No definite focal consolidation .