Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright chest film ___ at 01 :22 is submitted .
    OUTPUT:
    
There has been interval appearance of right mid lung and bibasilar opacities which would be more concerning for pneumonia rather than pulmonary edema . However , clinical correlation is advised . There is possibly a small left effusion . No pneumothorax . Overall cardiac and mediastinal contours are stable .