Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine chest radiograph ___ at 03 :54 is submitted .
    OUTPUT:
    
Interval intubation with the endotracheal tube having its tip 3 cm above the carina . The right hemodialysis catheter is unchanged in position . Overall cardiac and mediastinal contours are stably widened . Lung volumes remain low with patchy bibasilar opacities and patchy peripheral linear opacities in the right upper lung favoring atelectasis , although pneumonia or aspiration should also be considered . No overt pulmonary edema . No large effusions .