Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild deviation of the trachea to the left is unchanged and related to right thyroid nodules . There is no focal consolidation , pleural effusion , or pneumothorax . Left basilar linear opacity likely reflects atelectasis / scarring from prior left lower lobe segmentectomy . The cardiomediastinal silhouette is normal with the exception of aortic tortuosity and arch calcifications . Cholecystectomy clips are noted .
    OUTPUT:
    
No acute cardiopulmonary process .