Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal silhouette and hilar contours are unremarkable and are unchanged from ___ . Lateral view shows a 17 mm lung nodule or osteophyte projected over the lower thoracic spine , unchanged since ___ when a chest CT was recommended . Lungs are otherwise clear . Pleural surfaces are clear without effusion or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Unresolved question of lower lung nodule . Chest CT recommended .