Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette is within normal limits . Chronic interstitial opacities are grossly unchanged since ___ . However , subtly increased opacification of the right lower lobe is concerning for developing infection , given the clinical history . Bibasilar atelectasis , right greater than left , is again noted . No evidence of pneumothorax or pleural effusion . Vertebroplasty changes again noted in the lower thoracic / upper lumbar spine , along with multiple compression deformities .
    OUTPUT:
    
1 . Subtly increased opacification of the right lower lobe since ___ is concerning for developing infection , given the clinical history . 2 . Chronic interstitial lung disease , as described on the prior study .