Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An orogastric tube is present with the port terminating at the gastroesophageal junction . Left - sided PICC terminates in the distal superior vena cava . Cholecystectomy clips are again noted . A catheter projects over the soft tissues of the right neck , perhaps within the external jugular vein . There is improved aeration of the left lung base . There is no pleural effusion or pneumothorax . Cardiac and mediastinal contours are stable .
    OUTPUT:
    
Improved aeration of the left lung base . Given the rapiditiy of improvement , the findings are most consistent with aspiration .