Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube terminates approximately 7 cm above the carina , at the superior margin of the clavicular heads . Lungs are fully expanded and clear . Large right apical bulla should not be mistaken for pneumothorax . The Heart size is normal . Cardiomediastinal and hilar silhouettes are normal . An enteric tube courses below the level of the diaphragm and outside the field of view . Severe thoracic dextroscoliosis with a spinal rod are noted .
    OUTPUT:
    
An endotracheal tube terminates approximately 7 cm above the carina at the superior margin of the clavicular heads .