Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are moderately well inflated . Stable 0 .6 cm left upper lobe pulmonary nodule . Additional left upper lobe pulmonary mass seen on prior CT is not well evaluated on chest radiograph . No pleural effusion or pneumothorax . Heart size , mediastinal contour , and hila are unremarkable . Limited evaluation of the osseous structures are notable for multilevel anterior thoracic vertebral body wedging , unchanged since prior CT chest .
    OUTPUT:
    
1 . Stable 0 .6 cm left upper lobe pulmonary nodule . 2 . Additional pulmonary nodules are better assessed on prior CT chest .