Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . There is no pleural abnormality . The cardiomediastinal silhouette is unchanged compared to prior . Surgical clips are seen at the left hilum , unchanged from prior . Median sternotomy wires are aligned and intact . Gastric band is partially visualized .
    OUTPUT:
    
Ground glass opacities seen on on CT is below the resolution of radiograph . No additional lung nodules .