Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The lungs remain hyperinflated , suggesting chronic obstructive pulmonary disease . Areas of bibasilar atelectasis are seen , right greater than left consistent with atelectasis / scarring . No focal consolidation is seen . There is no pleural effusion or pneumothorax . Cardiac and mediastinal silhouettes are unremarkable . Degenerative changes are seen along the spine .
    OUTPUT:
    
1 . COPD . 2 . Bibasilar atelectasis .