Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart appears mildly enlarged . The aorta is mildly tortuous and calcified . Allowing for differences in technique , the cardiac , mediastinal and hilar contours appear stable . There is no pleural effusion or pneumothorax . The lungs appear clear . Surgical clips project over the right upper quadrant . There is again slight rightward convex curvature centered along the mid thoracic spine with small - to - moderate marginal mid thoracic osteophytes .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .