Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Chronic diffuse coarse interstitial opacities are re - demonstrated within the lungs , in a predominantly peripheral and basilar distribution , similar compared to the prior exam . Heart size is normal . Mediastinal contour is unchanged . No pulmonary edema or new areas of focal consolidation are seen . No pleural effusion or pneumothorax is identified . No acute osseous abnormality is visualized . .
    OUTPUT:
    
Similar appearance of chronic interstitial lung disease . No new focal opacities identified .