Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi upright chest radiograph was obtained . Dobbhoff tube courses into the upper stomach but can be advanced 5 to 7 cm if desired for more optimal positioning . The lungs are well expanded with bandlike left midlung atelectasis as well as newly evident left pleural effusion and accompanying atelectasis . Interstitial abnormality with coarse reticular opacities at the bases bilaterally could reflect the fibrotic process in these areas . No pneumothorax is seen . The heart and mediastinal contours are unchanged .
    OUTPUT:
    
1 . Dobbhoff tube in the upper stomach , could be advanced 5 - 7 cm if desired for more optimal positioning . 2 . Small left pleural effusion .