Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal . The aorta is mildly tortuous . The mediastinal and hilar contours otherwise are unremarkable . There is minimal atelectasis within the right lung base . The remainder of the lungs are clear without focal consolidation . No pleural effusion or pneumothorax is visualized . There are a few anterior osteophytes within the thoracic spine .
    OUTPUT:
    
No radiographic evidence for pneumonia .