Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Nasogastric tube courses into the upper abdomen to the expected location of the stomach . There are low lung volumes . No large pleural effusion is seen . There is no focal consolidation or evidence of pneumothorax . The cardiac silhouette is top - normal to mildly enlarged , likely exaggerated by AP portable technique and low lung volumes . No pulmonary edema is seen .
    OUTPUT:
    
Nasogastric tube extends into the expected position of the stomach . Low lung volumes .