Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . The aorta is tortuous but otherwise the cardiomediastinal and hilar contours are unremarkable . Leftward deviation of the trachea is secondary to goiter and unchanged from prior . A large hiatal hernia is reidentified , with some associated left lower lobe atelectasis . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . Stable large hiatal hernia and leftward deviation of the trachea secondary to goiter .