Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The aorta is tortuous and diffusely calcified . The mediastinal and hilar contours are otherwise unchanged . No focal consolidation , pleural effusion or pneumothorax is seen . There are minimal atelectatic changes in the lung bases . The pulmonary vasculature is normal . No acute osseous abnormality .
    OUTPUT:
    
No radiographic evidence for pneumonia .