Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear of focal consolidation , pleural effusion or pneumothorax . The heart size is normal . The mediastinal contours are normal . A midline stripe of air is likely to be in the esophagus .
    OUTPUT:
    
No pneumothorax . Midline stripe of air is likely to be in the esophagus and not likely to represent pneumomediastinum . A repeat chest radiograph can be obtained for further evaluation if the patient endorses appropriate clinical symptoms .