Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest film ___ at 21 :56 is submitted .
    OUTPUT:
    
The feeding tube now has its tip projecting over the stomach . A right internal jugular central line is unchanged in position . Overall cardiac and mediastinal contours are stable . The right lung remains low in volume with streaky opacities at the base suggestive of atelectasis or scarring . More scattered opacities throughout the left lung , but slightly more prominent at the base , are stable either reflecting atelectasis or aspiration pneumonia . Clinical correlation is advised . No pneumothorax or large pleural effusions .