Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Lungs remain hyperinflated with flattening of the diaphragms and increased AP diameter , suggesting chronic obstructive pulmonary disease . Nipple shadows are again noted bilaterally . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . Cardiac and mediastinal silhouettes are stable and unremarkable . Biapical , left greater than right pleural scarring is again seen , similar to prior .
    OUTPUT:
    
No acute cardiopulmonary process .