Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are mild degenerative changes of the thoracic spine with multilevel osteophytes without significant interval change as compared to prior radiograph . The cardio mediastinal silhouettes are stable and normal in appearance . The bilateral hila are normal . Again seen is an unchanged small focus of scarring in the left lower lung zone . There are no other focal lung consolidations . There is no pulmonary vascular congestion . There are no pneumothoraces or effusions .
    OUTPUT:
    
No suspicious lung lesions seen . No evidence of acute cardiopulmonary process .