Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated , with flattening of the diaphragms . There is no consolidation , pleural effusion , or evidence of pneumothorax . The aorta is calcified . The cardiac silhouette is not enlarged . Multilevel degenerative changes are seen along the spine .
    OUTPUT:
    
No acute cardiopulmonary process . Hyperinflated lungs , which may be due to chronic obstructive pulmonary disease .