Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well inflated and clear . The heart is normal in size . A coronary arterial stent is again noted , best seen on lateral view . Hilarand pleural surfaces are normal in appearance . Slight impression along the right trachea may be due to a thyroid nodule .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Impression along the right trachea may indicate a thyroid nodule .