Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Bilateral linear opacities consistent with atelectasis or scarring is unchanged . Low lung volumes . Surgical changes in the left upper and lower lobes are unchanged . No pleural effusions or pneumothorax . No new focal consolidation . Cardiomediastinal and hilar contours are unchanged . Upper thoracic vertebral body compression fracture and sclerotic lesion are unchanged .
    OUTPUT:
    
Unchanged surgical changes and atelectasis vs scarring bilaterally . No new focal consolidations concerning for pneumonia .