Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Stable calcified left thyroid nodule . No evidence of foreign bodies along the airways or the esophagus . Cardiomediastinal silhouette and hila are normal . There is no pleural effusion and no pneumothorax . The lungs are clear .
    OUTPUT:
    
1 . No evidence of foreign body . 2 . No acute intrathoracic process .