Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lungs appear grossly clear . Subtle areas of scarring in the right mid lung not significantly changed from recent CT . No focal consolidation concerning for pneumonia . No effusion or pneumothorax . Cardiomediastinal silhouette is stable . Vertebroplasty changes at the lower thoracic spine noted . Chronic right fourth rib resection noted .
    OUTPUT:
    
No acute findings .