Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided demonstrating mild bibasilar atelectasis without focal consolidation , effusion or pneumothorax . The cardiomediastinal silhouette appears normal . The imaged bony structures are intact . Degenerative changes are partially noted in the upper lumbar spine on the lateral projection with acute kyphosis at the thoracolumbar junction . No free air below the right hemidiaphragm .
    OUTPUT:
    
No acute findings .