Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest film ___ at 15 :27 is submitted .
    OUTPUT:
    
There continues to be a stable diffuse airspace process within the left lung and to a lesser extent in the right lower lung . Findings may reflect asymmetric pulmonary edema in this patient status post right upper lobectomy , although pneumonia should also be considered . Cardiac and mediastinal contours are likely unchanged given differences in patient positioning . Endotracheal tube has its tip 3 cm above the carina . Nasogastric tube is seen coursing below the diaphragm with the tip not identified . Minimal residual right lateral chest wall subcutaneous emphysema . No pneumothorax appreciated .