Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided pacer and dual leads in unchanged position . Sternotomy wires are unchanged . Cardiomediastinal and hilar contours are stable . Bibasilar opacities suggest atelectasis however infection should be considered . No pneumothorax or pleural effusion .
    OUTPUT:
    
Bibasilar opacities suggest atelectasis however infection should be considered in the appropriate setting .