Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tip of the NG tube projects over the midline , in the distal esophagus . The heart size is mild - to - moderately enlarged . Central pulmonary vascular congestion is minimal . Mild left basilar atelectasis . No frank pulmonary edema , pleural effusion , or pneumothorax .
    OUTPUT:
    
1 . NG tube probably in distal esophagus . 2 . Cardiomegaly and central pulmonary congestion .