Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate tracheal deviation to the right , from a thyroid mass , better seen on the CT of the chest , abdomen and pelvis obtained roughly concurrently . The lung parenchyma are clear with no obvious masses , which are better seen on the concurrently obtained chest CT . Bibasilar atelectasis is noted . No focal areas of consolidation are appreciated . The cardiac and mediastinal contours are normal with the exception of the aforementioned thyroid mass . In the lateral view , there is a retrocardiac soft tissue density which corresponds to a focal area of liver parenchyma protruding through the caval hiatus . No pneumothorax or pleural effusion is seen .
    OUTPUT:
    
1 . No obvious lung nodules . These are better seen on the concurrent CT of the Chest , Abdomen , and Pelvis . 2 . Left mediastinal mass which corresponds to a thyroid lesion , causing tracheal deviation to the right .