Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest was obtained . Heart size is normal . Cardiomediastinal contours are stable . Small linear opacity at the right lung base is consistent with atelectasis . The lungs are otherwise clear without focal consolidation , pleural effusion , or pneumothorax . Side port of the NG tube is at the gastroesophageal junction .
    OUTPUT:
    
1 . Side port of the NG tube is at the gastroesophageal junction and should be advanced by 5 cm for position within the stomach . 2 . Small right lung base atelectasis . Findings were communicated via phone call by ___ to ___ on ___ at ___ AM .