Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Calcifications are noted at the aortic knob . Cardiomediastinal silhouette and hilar contours are otherwise unremarkable . Lungs appear hyperexpanded with flattening of the diaphragm . Lungs are grossly clear . Pleural surfaces are clear without effusion or pneumothorax . Bones are diffusely demineralized with mild to moderate anterior wedging of multiple thoracic vertebral bodies .
    OUTPUT:
    
1 . No acute cardiopulmonary abnormality . Lungs are hyperexpanded . 2 . Multiple mild to moderate anterior wedge compression deformities of the thoracic vertebral bodies , age indeterminate .