Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac and mediastinal silhouettes are stable . Biapical pleural scarring stable . No focal consolidation is seen . There is no pleural effusion or pneumothorax . The aorta is calcified diffusely .
    OUTPUT:
    
No acute cardiopulmonary process . Please note that if there is high clinical concern for aortic dissection , chest CTA is the study of choice .