Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal view is somewhat limited by patient rotation . Heart size is likely unchanged and within normal limits . The aortic knob is calcified . Hilar contours are unremarkable . Lung volumes are reduced . No focal consolidation , pleural effusion or pneumothorax is seen . No pulmonary edema is present . There are marked degenerative changes in the thoracic spine with large anterior osteophytes .
    OUTPUT:
    
No acute cardiopulmonary abnormality .