Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Nasogastric tube and feeding tube terminate below the diaphragm . Heart size is normal . Trachea remains deviated towards the left above the level of the thoracic inlet , and surgical clips are again demonstrated in the upper left paratracheal region consistent with prior left lobe thyroid resection . Lungs and pleural surfaces are clear .
    OUTPUT:
    
1 . No evidence of pneumonia . 2 . Leftward tracheal deviation which may be due to known right thyroid enlargement .