Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate well expanded , clear lungs . The cardiomediastinal and hilar contours are unremarkable . There is no pneumothorax , pneumomediastinum , pleural effusion , or consolidation . Note is made of mild leftward deviation of the trachea .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Mild leftward deviation of the trachea . Recommend nonemergent thyroid ultrasound for further evaluation .