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 diaphragms and an increased AP diameter , as also seen on the prior study , consistent with chronic obstructive pulmonary disease . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable . There is no overt pulmonary edema . Some degenerative changes are again seen along the spine .
    OUTPUT:
    
No acute cardiopulmonary process .