Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest , PA and lateral radiographs demonstrate unremarkable mediastinal , hilar and cardiac contours . Prominent pericardial fat pad noted . Lungs are clear . No pleural effusion or pneumothorax is evident . Extensive multilevel degenerative changes are identified throughout the thoracolumbar spine with intervertebral disc space narrowing and endplate sclerosis . Loss of vertebral body height evident at the thoracolumbar junction , indicating compression deformity of unknown chronicity . Extensive vascular calcifications seen throughout the abdominal aorta without evidence of aneurysmal change .
    OUTPUT:
    
Lungs are clear . Verterbral compression deformity at thoracolumbar junction .