Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The heart is of normal size with normal cardiomediastinal contours . The aorta is tortuous with scattered calcifications . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax . Emphysema is noted , but with low lung volumes . Severe bilateral glenohumeral osteoarthritic changes are again seen .
    OUTPUT:
    
Emphysema . No acute cardiopulmonary process .