Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable semi-upright image of the chest . An ET tube is seen terminating 5 .9 cm above the carina . An NG tube is seen terminating in the distal esophagus . The lungs are well expanded and clear . Minimal bibasilar atelectasis is seen . There is no pneumothorax or pleural effusion . Cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
1 . ET tube terminates 5 .9 cm above the carina and could be advanced for optimal positioning . 2 . NG tube terminates in the distal esophagus , recommend advancement for optimal positioning .