Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest are provided . There is a band - like opacity in the right lower lung which could represent pneumonia or possibly sequelae of aspiration . There is severe underlying emphysema as clearly seen on same - day CT cervical spine as well as a prior chest CT from ___ . No pleural effusion or pneumothorax is seen . The heart is mildly enlarged , though appears stable . Bony structures appear intact . There are old right rib deformities noted .
    OUTPUT:
    
Emphysema with band - like opacity in the right lower lung which could represent pneumonia or aspiration . No sequelae of trauma .