Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrates innumerable pulmonary nodules diffusely through bilateral lobes . Relative to prior study dated ___ , this appears unchanged . No new large focal opacity is identified . Cardiomediastinal and hilar contours are within normal limits . There is no pleural effusion or pneumothorax . Visualized osseous structures demonstrates no acute abnormality .
    OUTPUT:
    
Innumerable pulmonary nodules , unchanged from recent exam .