Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are mildly hyperinflated but clear . There is no pneumothorax . The heart and mediastinum are within normal limits . The bones are unremarkable . Punctate dense foci projecting over the larynx on the frontal view may be related to an object outside of the patient . Nodular thickening of the left paratracheal soft tissues with a slight indentation on the cervical trachea may be due to a nodular left thyroid gland .
    OUTPUT:
    
Mildly hyperinflated clear lungs . Suspected nodular thickening of the left thyroid gland .