Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral radiographs of the chest were acquired . There is minimal bibasilar atelectasis and scarring . The lungs are otherwise clear . The cardiac and mediastinal contours are normal . Aortic knob calcifications are re-demonstrated . There are no definite pleural effusions . No pneumothorax is seen . Unfolding of the descending thoracic aorta is re-demonstrated . Irregularity of the right hemidiaphragmatic contour is not significantly changed . The chest is hyperinflated . Dextroscoliosis of the thoracolumbar spine is again noted . There are also multilevel degenerative changes of the visualized portion of the spine , as before . A previously seen lumbar compression fracture on radiographs from ___ is not well visualized on the present study .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .