Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Overlying trauma board limits assessment . Heart size is normal . Mediastinal and hilar contours are unremarkable . There is minimal calcification of the aortic knob . Pulmonary vascularity is normal and the lungs are grossly clear . No pleural effusion or pneumothorax is seen on this supine exam . Eventration of the right hemidiaphragm is present . Multilevel degenerative changes are noted in the thoracic spine . Marked degenerative changes of both glenohumeral joints are also noted . No acute osseous abnormalities are seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality .