Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright chest radiograph ___ at 07 : 50 is submitted .
    OUTPUT:
    
A left lateral chest tube remains in place . No pneumothorax . Feeding tube coursing below the diaphragm with the tip not identified . Persistent low lung volumes with patchy bibasilar opacities and likely associated layering effusions . Findings suggest partial lower lobe compressive atelectasis , although pneumonia or aspiration should also be considered . No pulmonary edema .