Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen is a left axillary dual - lead pacemaker defibrillator with tips terminating in the right atrium and right ventricle as expected . Cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . The lungs are hyperinflated . Mild interstitial changes , most prominent at the lung bases , are stable . New mild plate - like atelectasis at the left base is seen . There is no focal consolidation concerning for pneumonia . Pulmonary vasculature is within normal limits .
    OUTPUT:
    
Mild left basilar atelectasis . No other acute cardiopulmonary process .