Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The aorta is mildly tortuous , otherwise the hilar and mediastinal contours are normal . The trachea is deviated to the right likely from a dominant left thyroid nodule . The lungs are clear without evidence of focal consolidations concerning for pneumonia . There is no pleural effusion or pneumothorax . The visualized osseous structures are unremarkable .
    OUTPUT:
    
1 . No acute intrathoracic abnormalities identified . 2 . Dominant left thyroid nodule , with tracheal deviation to the right , overall similar in appearance compared to the prior exam from ___ .