Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Sequential portable AP upright chest radiographs dated ___ at 11 :09 are submitted .
    OUTPUT:
    
The Dobbhoff feeding tube has its tip projecting over the stomach . The right internal jugular large bore catheter continues to have its tip in the right atrium . Lung volumes have decreased and there is interval appearance of bibasilar patchy opacities most likely reflecting atelectasis , although pneumonia or aspiration can not be excluded in the correct clinical setting . There is a small layering left effusion . No pneumothorax or pulmonary edema . Overall cardiac and mediastinal contours are stable given differences in patient rotation .