Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube terminates 4 cm above the carina in appropriate position . An enteric tube is also present , the tip of which is not visualized but the side port is well below the GE junction . The lungs are clear . The cardiomediastinal silhouette and hilar contours are stable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Tip of the ET tube terminates 4 cm above the carina in appropriate position . Clear lungs .