Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The heart size and cardiomediastinal contours are normal . The lung is are hyperinflated with bibasilar lucency consistent with bullous emphysema , as seen on prior CT . No focal consolidation , pleural effusion , or pneumothorax . No radiopaque foreign body .
    OUTPUT:
    
Bullous emphysema , similar to prior . No acute cardiopulmonary process .