Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again , the lungs are relatively hyperinflated , suggesting chronic obstructive pulmonary disease . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable with the cardiac silhouette top - normal . Some degenerative changes are seen along the spine .
    OUTPUT:
    
No acute cardiopulmonary process .