Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with ___ , no significant interval change is detected . There are findings consistent with advanced COPD , with marked hyperinflation , flattened diaphragms , and extensive bullous change particularly along the right lung laterally . The cardiomediastinal silhouette is unchanged , with unfolding of the aorta . No CHF , focal consolidation or effusion is detected . Mild degenerative changes , including slight wedging of some mid / upper thoracic vertebral bodies are unchanged .
    OUTPUT:
    
Advanced COPD / hyperinflation with PROMINENT bullous change . However , no acute superimposed pulmonary process is identified . In particular , no chf or focal infiltrate is identified .