Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . The mediastinal and hilar contours are unchanged . Atherosclerotic calcifications are diffusely noted within the thoracic aorta . The lungs remain hyperinflated with marked emphysematous changes again noted at the upper lobes . No focal consolidation , pleural effusion or pneumothorax is present . Diffuse demineralization of the osseous structures is present without displaced fracture . Deformity of the right proximal humerus is compatible with a remote fracture .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Severe emphysema .