Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are stable , with a heart size within normal limits . The aorta is slightly unfolded . Calcified pleural plaques are noted bilaterally . Linear opacities within the lung bases are stable , and likely reflects scarring and / or atelectasis . There is no pleural effusion , focal consolidation or pneumothorax . No acute osseous abnormality is seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Calcified bilateral pleural plaques .