Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post esophagectomy with gastric pull - through , with a new air - fluid level seen in the neo esophagus , which is overall minimally decreased in caliber . Overall lung volumes are improved . Emphysema is stable . There is no focal consolidation or pleural effusion . No pneumothorax . Heart size is normal .
    OUTPUT:
    
1 . Minimal decrease in overall size of the neo esophagus , which now contains some air . 2 . Interval improvement in lung volumes .