Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Scarring is identified at the left more so than right lung base is with prominent extrapleural fat on the left , similar to prior . Lung volumes are relatively low but clear of focal consolidation or effusion . Cardiomediastinal silhouette is unchanged noting a tortuous descending thoracic aorta . Numerous clips project over the left hemithorax and neck , similar to prior . No acute osseous abnormalities detected .
    OUTPUT:
    
No acute cardiopulmonary process .