Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . The cardiac , mediastinal and hilar contours appear stable including stable cardiomegaly and tortuosity of the thoracic aorta . There is again mild relative elevation of the right hemidiaphragm . Calcified nodule in the right lower lobe is again visible . The lungs appear otherwise clear . There are no pleural effusions or pneumothorax . Surgical clips project over each axillary region .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .