Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are hyperexpanded . Increased interstitial opacities with bibasilar predominance is unchanged . No focal consolidation , pneumothorax , or pleural effusion is identified . Cardiomediastinal silhouette is borderline enlarged , similar to before .
    OUTPUT:
    
No acute cardiopulmonary process . Chronic interstitial lung disease is similar to before .