Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable chest radiograph is provided . Right internal jugular central line catheter terminates in the right atrium . There is no pneumothorax . Lung volumes are low , likely due to expiratory phase imaging . There is bibasilar atelectasis . Cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
Right internal jugular central line terminates in the right atrium .