Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . Mediastinal and hilar contours are unchanged with tortuosity of the thoracic aorta appearing similar . Pulmonary vasculature is not engorged . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is identified . Hypertrophic changes are present in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .