Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . Mediastinal and hilar contours are unchanged . Mild atherosclerotic calcifications are demonstrated at the aortic knob . Pulmonary vasculature is normal . Apart from an unchanged calcified granuloma in the lateral right mid lung field , the lungs are clear without focal consolidation . No pleural effusion or pneumothorax is present . No acute osseous abnormality is demonstrated .
    OUTPUT:
    
No acute cardiopulmonary abnormality .