Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph demonstrates interval placement of a nasogastric tube . The tip terminates within the stomach , but the side port remains in the distal esophagus . A large right pleural effusion is unchanged . There has been interval progression of multifocal left lower lung opacities . There is no pneumothorax .
    OUTPUT:
    
1 . Interval placement of a nasogastric tube , with the tip terminating in the stomach but the side port in the distal esophagus . 2 . Interval progression of multifocal left lower lung opacities , which could reflect progression of multifocal infection , or new edema . 3 . Unchanged large right pleural effusion .