Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The lungs are hyperinflated with flattening of the diaphragm and increased AP diameter , suggesting chronic obstructive pulmonary disease . No focal consolidation , pleural effusion or evidence of pneumothorax is seen . Cardiac and mediastinal silhouettes are stable and unremarkable . There is minimal left base atelectasis / scarring .
    OUTPUT:
    
No acute cardiopulmonary process .