Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The lungs are clear . The lungs , mediastinum , heart , and pleural surfaces are normal . There is no evidence of pneumonia . The left tracheal border is indented from known thyroid nodules which were seen on multiple thyroid ultrasounds . The trachea is compressed with ___ of normal width remaining .
    OUTPUT:
    
1 . No evidence of pneumonia . 2 . No change in slight compression of the trachea by known thyroid nodules . These findings were discussed with Dr . ___ at 12 :15 p .m . on ___ by telephone .